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DIR-2021-011 - Approval Set Community Development Department Planning Division - Cupertino CUPERTINO APPROVED Case # DIR-2021-011 Application Number(s) Approval Body: Director/Staff RMW 30 E Santa Clara St. Approva I Date 12/13/21 Architecture Suite 200 Signature Jeffrey Tsumu PLANNING Case Manan REVIEW FOR Manager Interiors an Jose California 95113 Office Fax 408 294-8000 415 294-1747 rmw.com EAST BUILDING ELEVATIONS AND ACCESSIBLE PATH OF TRAVEL MODIFICATIONS 10201 BUBB ROAD CUPERTINO , CA 95014 tee c + + tr- _wjw- �, T. r'k t r 'r• APPLE BUBB 03 low r r TENANT + r ti r r IMPROVEMENTS r ,i '`-fir % r ob 40 PL f + }}jjjj� JED 10211 BUBB ROAD _ r CUPERTINO CA 95014 5 t - i lI *' _ Y � ti• •' y _ r N. • ' :4 r REVISIONS y de ON DESCRIPTION DATE _ fr �• ti ' i•: INITIAL PLANNING REVIEW 4/14/2021 PLANNING REVIEW 5/25/2021 F PLANNING RESUBMITTAL 08/25/2021 . i s = r '''b .; Pr able f # Y �r r •� y ' ■ *w a :f KEY PLAN: N DRAWING INDEX / ISSUE LOG BUILDING AND CODE INFORMATION APPLICABLE BUILDING CODES : VICINITY MAP PROJECT DIRECTORY SCALE: As indicated CD o SITE INFORMATION(EXISTING): PROJECT NUMBER: 2202008.00 ;, ALL WORK IS TO BE PERFORMED ACCORDING TO THE BUILDING CODES,ORDINANCES,AND LAWS OF THE AUTHORITY �:� w* DRAWN BY: - V HAVING JURISDICTION ON THE PROJECT AND AS AMENDED BY THE STATE OF CALIFORNIA.THE FOLLOWING GOVERN THE ! N 1. BUILDING ADDRESS: 10201 BUBB ROAD,CUPERTINO,CA 95014 k TENANT: APPLE OSCAR GEE CHECKED BY: � o J CONSTRUCTION AND COMPLETION OF THE WORK,ALL SHALL BE CURRENT ENFORCED EDITIONS: � � ''tom�,� �•{"- ► � �• w Cr, a 10211 BUBB ROAD(NOT IN SCOPE) ' + t 9 @ pp w � r'' x ONE APPLE PARK WAY, MS 319 6PM1 o ee a /e.com y! � CUPERTINO,CA 95014 ANH VU STAMP: w m 2. PARCEL NUMBER: 357-20-006 THE CONSTRUCTION AND COMPLETION OF THE WORK IS GOVERNED BY THE FOLLOWING: ,. :: + r } '1 r r PHONE:(415)652-2082 anh_vu@apple.com ;" PROJECT SITE t z > c�i� 2019 CALIFORNIA BUILDING STANDARDS CODE(TITLE 24),EFFECTIVE JANUARY 1,2020: A t q, "' z 3. ZONING: ML-RC = " . : 1'. : ` a z z 1 1. PART 1 CALIFORNIA ADMINISTRATIVE CODE 4 i �•�'"1 - ..i ARCHITECT: RMW ARCHITECTURE+INTERIORS STEPHANIE SILKWOOD c� - '/Y J z z 4. EXISTING PARKING SPACES: 65(SEE SHEET Al.1 E) 2. PART 2 CALIFORNIA BUILDING CODE,VOLUMES 1 AND 2 _ i f 4 E 5 / SHEET Q z z Y,� t �$ . .' 30 E SANTA CLARA ST.,SUITE 200 ssilkwood@rmw.com � g Q 3. PART 3 CALIFORNIA ELECTRICAL CODE u k. ,, SAN JOSE,CA 95113 Q �y NUMBER SHEET NAME z REMARKS 5. PROPOSED PARKING SPACES: 63 SEE SHEET Al.1N - t i { n`` , • ( ) 4. PART 4 CALIFORNIA MECHANICAL CODE ; - PHONE: (408)755 3112 # ARCHITECTURE 5. PART 5 CALIFORNIA PLUMBING CODE -1 r �' ell 6. SITE AREA: ±46280 S 6. PART 6 CALIFORNIA ENERGY CODE A1.0 PLANNING COVER SHEET X X X 7. PART 7 VACANT/NOT USED ; . ' rt No. C33887 A1.1E EXISTING SITE PLAN X 8. PART 8 CALIFORNIA HISTORICAL BUILDING CODE } f: Exp. 12/31/21 9. PART 9 CALIFORNIA FIRE CODE , A1.lN PROPOSED SITE PLAN X X GENERAL REQUIREMENTS: 10. PART 10 CALIFORNIA EXISTING BUILDING CODE •v MF ,f 5 q A1.2 EXISTING PHOTOS X X X 1. OCCUPANCY: EAST BLDG(10201 BUBB RD)=B,OFFICE 11. PART 11 CALIFORNIA GREEN BUILDING STANDARDS CODE(CALGREEN CODE) , If u i G� 0gL1 A1.3 EXISTING PHOTOS X X 12. PART 12 CALIFORNIA REFERENCED STANDARDS CODE ' p WEST BLDG(10211 BUBB RD)=B,OFFICE(NOT IN SCOPE) 13. CAL/OSHA-TITLE 8,2019 ELEVATOR SAFETY CODE +�� I r e F ••�ec' �+ k ': 'i A1.4 EAST BUILDING ELEVATIONS X X X 14. STANDARD SPECIFICATIONS AND DETAILS AND OTHER APPLICABLE REGULATIONS ISSUED BY AGENCIES HAVING f r'°' �' f JURISDICTION OVER THE PROJECT, a .i �.l•F#� 2. TYPE OF CONSTRUCTION: TYRE V-A. UILDING IS FULLY SPRINKLERED 1A THE WORK SHALL MEET OF EXCEED THE REQUIREMENTS OF THE CODES AND REGULATIONS LISTED ABOVE,INCLUDING PLANNING COVER E, Iw., � � _`,� � • � 3. USE OFFICE/R&D(NO CHANGE) SUPPLEMENTS AND AMENDMENTS IN EFFECT AT THE TIME THE DOCUMENTS WERE ISSUED. Yt: r ;� ti �•' SHEET 4. EXISTING BUILDING HEIGHT: APPROX 18'(1 STORY) PROJECT SCOPE OF WORK r � 5. ALLOWABLE BUILDING HEIGHT: 60'-0"(PER TABLE 503.4)3 STORIES(PER TABLE 504.4) EXTERIOR SCOPE AT THE EAST BUILDING (10201_ BUBB RD) INCLUDES: 0 f 6. EXISTING BUILDING AREA: EAST BLDG(10201 BUBB RD)=11,015 SF(NO CHANGE) 11 eR co 1. NEW ALUMINUM/GLASS COILING DOOR TO REPLACE EXISTING GLAZING WEST BLDG(10211 BUBB RD)=6,720SF(NO CHANGE)Lii -� " � n ..err SHEET NUMBER: R&W APPLE BUBB 03 2. NEW GLASS DOOR TO MATCH EXISTING GLASS DOORS TOTAL=17,735SF Y -,. r � ,� `;T. 3. REPLACING A GLASS DOOR WITH GLASS PANELS MATCHING EXISTING 00 - �, •,;.{ a GLASS PANELS � � '�`_� ,'` � • Al 4. ACCESSIBLE PATH OF TRAVEL MODIFICATION a ' -' ■ 0 N cu 7 O Q Community Development Department Planning Division—Cupertino CUPERTINO APPROVED Case # DIR-2021-011 ApplicationNumber(s)Approval Body: Director/Staff 20 RMW 30 E Santa Clara St. Approva I Date 12/13/21 I I Architecture Suite 200 ST L S Interiors San Jose Signature Jeffrey Tsumura O California 95113 Case Manager Office Fax ENTRY I 408 294-8000 415 294-1747 P ® O © 1 I oNi �Ni 13 rmw.com oN�d �� Nd oN�o��ti�� No oNio��o oNio��o s° O 8 oN`�d 12- °000 • �� A1.3 0 21 r.• FJ. ...... ...• •... • 19 O I •• • g 14 19 • . N 0 000�0 0 0 000aoo 0ko o ° o0 0o 00 o 00000000000000 0 0 0 0 0 o q . W W 1 \ •. o°o° o 0 000 00000�0°0 °OOO�o Na 4 d • °oflo°o o°o° I v - - a Q 1 °15 17 a 1a57 a , • o 0 15 � z ' I • ' 15 I • I • n n n n • o •Cn • II II II u 1 J fn • J J M � BUILDING 1 a 1 10201 BUBB RD 17 0 cc m I o 0 0 � m I • • ' A1.3 7 APPLE BUBB 03 • 5 A1.3 1 I • TENANT IMPROVEMENTS I I °°°° • • • • 10211 BUBB ROAD I 1 i CUPERTINO CA 95014 I � 16 • • • I � 000aaa oo 000 0000°°o000000 ooaQo a s e°° o = i 000Qoa0000aoe0000000°��00000aaoaa°000eo ` • 10 15 DESCRIPTION DATE �O 17 17 15 17 I PLANNING RESUBMITTAL 08/25/2021 ' I 13 O �o o�aaaaaa I I 8 STALLS I EXIT I A I 1 8 STALLS I KEY PLAN: I SITE PLAN " 3/32"=V-0" LEGEND SITE PLAN KEYNOTES REQUIRED PARKING SCALE: As indicated PROJECT NUMBER: 2202008.00 O NEW ROW OF PARKING STALLS STRIPING 16 (E)TREE TO REMAIN 1 REQUIRED PARKING(BY USE) DRAWN BY: AA EXISTING BUILDING SHELL 10201 BUBB RD OFFICE/RD=1/285 SQ FT 11,015 SF/285=39 STALLS REQUIRED CHECKED BY: SS O (E)ROW OF PARKING STALLS STRIPING TO REMAIN 17 PROPOSED REPLACEMENT TREE.SEE ARBORIST REPORT 10211 BUBB RD OFFICE/RD=1/285 SQ FT 6,720 SF/285= 24 STALLS REQUIRED TOTAL 63 STALLS REQUIRED STAMP: ADJACENT VACANT BUILDING.N.I.0 O NEW ACCESSIBLE PARKING STALL WITH ACCESSIBLE SIGN 18 ACCESSIBLE PATH OF TRAVEL TO 10211 BUBB ROAD TO BE PROVIDED UNDER SEPARATE PERMIT. GATES TO BE ADA ACCESSIBLE REQUIRED BICYCLE SPOTS 4 NEW ACCESSIBLE VAN PARKING STALL WITH ACCESSIBLE SIGN A ' 10201 BUBB RD OFFICE/RD=1/1,250 SQ FT 11,015 SF/1,250=9 SPOT REQUIRED � fy 19 O PROPERTY LINE Z OVERHANG TO BE CLEAR OF OBSTRUCTIONS(SHRUBS,TREES,SIGNAGE,EV CHARGERS, 10211 BUBB RD OFFICE/RD=1/1,250 SQ FT 6,720 SF/1,250= 6 SPOTS REQUIRED 4 E 5l � �` e BOLLARDS)NEW ACCESSIBLE VAN EV PARKING STALL WITH ACCESSIBLE SIGN ) TOTAL 15 SPOTS REQUIRED , z ACCESSIBLE PATH OF TRAVEL O NEW EV PARKING STALL 20 (E)PG&E METER O NEW ACCESSIBLE WALKWAY TO PUBLIC RIGHT OF WAY 21 NEW RIBBON RACK FOR MINIMUM 7 BICYCLES No. C33887 00 x� NEW SPEED BUMP ACCESSIBLE PARKING STALL PROPOSED PARKING COUNTS E O � ��' G FF' PARKING STALL COUNTS O NEW RIBBON RAC FOR MIN MUM 8 BI YCLES 10 FLUSH CURB FOR ROLL-UP DOOR ACCESS. PROVIDE BOLLARDS FOR PROTECTION REGULAR ACCESSIBLE REGULAR EV VAN ACCESSIBLE EV TOTAL 11 NEW TRUNCATED DOMES 57 2 3 1 63 PROPOSED SITE PLAN 12 NEW HANDRAIL O 13 (E)SIGN FOR UNAUTHORIZED VEHICHLE PARKING 14 EV CHARGER 1 15 (E)TREE TO BE REMOVED UNDER SEPARATE PERM . REFER TO ARBORIST REPORT a SHEET NUMBER: v M o OA101N Lo a� io 0 0- Community Development Department Planning Division—Cupertino CUPERTINO APPROVED o d Case # DIR-2021-011 c:::: :: 9 RAM Application Number(s) — — — — — — — — — — — — — — — — — — I — — — — _� — — — — — — — — — — — — — — — — — Approva l Body: Director/Staff 27 18 17 16 15 14 13 12 11 Approva l Date 12/13/21 I Architecture Suite 00 Clara St. Signature Jeffrey Tsumura I I Interiors San Jose C O a I ornia 5 Case Manager 28 ® Office Fax I 408 294-8000 415 294-1747 I I i A1.4 0 I 729] I 1 2 1 2 8. „ 8.s„ 10 L7� 5 L� L8 ❑ \ l 1„8 i 32 I I 7191 I I I I I � I 33 � I I I I ❑34 20 I I I I 35 21 BUILDING 1 36 10201 BUBB RD I I 37 I M A1.4 I • C' 22 o Q I 38 ® O 0 o Ind o m I 39 :2:3] oAPPLE BUBB 03 ❑ I TENANT I 40 IMPROVEMENTS 41 24 i 10211 BUBB ROAD I ❑ � a CUPERTINO CA 95014 I 42 I I I � I II 43 25 I I I I i 44 I 'I 10 I 45 :2:6] — O 9IeL REVISIONS: #� DESCRIPTION DATE I INITIAL PLANNING REVIEW 4/14/2021 PLANNING RESUBMITTAL 08/25/2021 51 52 53 54 55 — — 56 57 �Ela. 3 11 1 I 48 4 I I A1.4 II 49 I O ' 7 KEY PLAN: 0 �I I I I � I � ❑ ❑ N EXISTING SITE PLAN 3/32"=1'-0" SHEET NOTES KEYNOTES REQUIRED PARKING SCALE: As indicated PROJECT NUMBER: 2202008.00 1. SHEET NOTES AND KEYNOTES ARE ONLY APPLICABLE TO THIS SHEET ONLY 0 (E)ACCESSIBLE PARKING STALLS WITH PAVEMENT SYMBOL AND PARKING IDENTIFICATION REQUIRED PARKING(BY USE) DRAWN BY: - 10201 BUBB RD OFFICE/RD=1/285 SQ FT 11,015 SF/285=39 STALLS REQUIRED CHECKED BY: 2. EXISTING SITE PLAN IS PROVIDED FOR REFERENCE ONLY O (E)5'-0"WIDE(MIN)ACCESSIBLE AISLE 10211 BUBB RD OFFICE/RD=1/285 SQ FT 6,720 SF/285= 24 STALLS REQUIRED TOTAL 63 STALLS REQUIRED STAMP: 0 (E)PARKING STRIPING TO BE REMOVED OR MODIFIED REQUIRED BICYCLE SPOTS ® (E)TRANSFORMER 10201 BUBB RD OFFICE/RD=1/1,250 SQ FT 11,015 SF/1,250=9 SPOT REQUIRED SEA ARCy 10211 BUBB RD OFFICE/RD=1/1,250 SQ FT 6,720 SF/1,250= 6 SPOTS REQUIRED CD S. lV 05 (E)TREE WELL IN ASPHALT TO REMAIN TOTAL 15 SPOTS REQUIRED v J0 © (E)MAIN ENTRANCE No.C-15487 Ren.4.30.21 ( (E)TRASH ENCLOSURE EXISTING PARKING COUNTS N� \� LEGEND ® (E)ROW OF PARKING STALLS TO REMAIN 09 DEMO(E)PLANTER AS REQUIRED FOR ACCESS OF NEW OVERHEAD COILING DOOR EXISTING PARKING-NON-CONFORMING STALL SIZE EXISTING BUILDING SHELL 10 DEMO(E)PLANTER AS REQUIRED FOR CLEARANCE AT EGRESS DOOR,AREA OF REFUGE, REGULAR ACCESSIBLE REGULAR EV ACCESSIBLE EV TOTAL AND ACCESS TO SAFE DISPERSAL AREA PER CBC REQUIREMENTS 63 2 0 0 65 EXISTING SITE PLAN ADJACENT VACANT BUILDING.N.I.0 11 (E)IN-GRADE VAULT TO REMAIN PROPERTY LINE ACCESSIBLE PATH OF TRAVEL a SHEET NUMBER: M ACCESSIBLE PARKING STALL o A Lo PARKING STALL COUNTS A101E 00 a� 0 'a A1: •� :111 A •A A '- - + W-7 . •�• ..};,- '"� 1. 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":x � a 's.�.r-•_„�, ''V . � rr �� JI'•" gym J. 5 �' -; 4A�' A � �' i - ' 4 . -V�3 10 41 �. y ..^ �r� .*;�: � Ali +;��-� ��+sx, ��+! -'��L: f-+ �} '� F` �,7• •ya! � ••• �,_; r y ,rf h. -:�• ,fir-- _# * 's ' -- - Community Development Department Planning Division — Cupertino LUPERTINO APPROVED Case # DIR-2021-011 RAW NEW GLASS DOOR MATCHING NEW GLASS PANELS MATCHING EXISTING Application Number(s) EXISTING GLASS DOORS GLASS PANELS Approval Body: Director/Staff RMW 30 E Santa Clara St. Approva I Date 12/13/21 Architecture Suite 200 Signature Jeffrey Tsuura f Case Manager I Interiors an Jose m California 95113 Office Fax i 408 294-8000 415 294-1747 - I rmw.com 1 Level Level NEW - EAST BUILDING WEST ELEVATION 5 EXISTING - EAST BUILDING WEST ELEVATION 1'0" 1/8"=1'-0" 1 EXISTING FENCE AND GATE NOT IN SCOPE OF CURRENT PROJECT - i L Fe a BUILDING 2 ';;;It tBUILDING 2 N.I.0 N.LC o b> 11111til"IdIIIIIIIIIII m w Ll APPLE BUBB 03 Level 1 Level 1 U _UTENANT 17'-0" NEW - EAST BUILDING NORTH ELEVATION 6 EXISTING - EAST BUILDING NORTH ELEVATION 2 IMPROVEMENTS 1/8"=1'-0" 1/8"- 1-0 10211 BUBB ROAD CUPERTINO CA 95014 REVISIONS: #� DESCRIPTION DATE INITIAL PLANNING REVIEW 4/14/2021 - PLANNING REVIEW 5/25/2021 PLANNING RESUBMITTAL 08/25/2021 UHLevel1 Level } 0' 0" NO CHANGES PROPOSED KEY PLAN: NEW - EAST BUILDING EAST ELEVATION 7 EXISTING - EAST BUILDING EAST ELEVATION 3 1/8"=1'-0" 1/8"=1'-0" N SCALE: 1/8"=V-0" PROJECT NUMBER: 2202008.00 DRAWN BY: - CHECKED BY: 1 EXISTING FENCE AND NEW ALUMINUM/GLASS NEW DOOR TO MATCH STAMP: GATE NOT IN SCOPE OF COILING DOOR.FINISHES TO EXISTING DOOR CURRENT PROJECT MATCH EXISTING BUILDING 4E 5lefi C� <Z # No. C33887 Exp. 12/31/21 NUIC ING 2 C BUILDING 2 tJ� 5 lip, Level 1 Level 1 °' °" °' °" EAST BUILDING 17'-0" 4'-9' 9" 12'-0" 9" 4'-9" Mi ELEVATIONS NEW- EAST BUILDING SOUTH ELEVATION EXISTING - EAST BUILDING SOUTH ELEVATION 1/8"=1'-0" 8 1/8"=1'-01, 4 r 4 PROPOSED DOOR STYLE co T NO EXTERIOR WORK AT WEST BUILDING SHEET NUMBER: cli Al 04 - - �, N N C6 O Q Crown drip line or other limit of Tree Protection area. See Notes: Community Development Department tree preservation plan for fence alignment. 1-See specifications for additional tree Planting Soils Legend protection requirements. Planning Division - Cupertino SYMBOL DESCRIPTION QTY LUPeRTINo APPROVED 1 2-If there is no existing irrigation, see o specifications for watering requirements. Case # DIR-2021-011 �• PS-101 Tree protection area shall have 6 -8" of Recycled Mulch placed within the crown 2,572 sf �� ?� 3- No pruning shall be performed except dripline of the tree. See tree protection detail and specifications for further rv\I\N Application Namtrer by approved arborist. information. Li Approval Body: Director/Staff 4- No equipment shall operate inside the PS-102 Modified Existing Soil - Compacted sub soil: Fracturing 226 sf RMW 30 E Santa Clara St. Approva I Date 12/13/21 protective fencing including during fence For planting areas less than eight feet with soil compaction greater than 85% of Architecture Suite 200 installation and removal.Signature Jeffrey Tsumura Standard Proctor Method. See detail and specifications for further information. Interiors San Jose • _ Case Manager 5- See site preparation plan for any California 95113 Prior to forming for the concrete the General Contractor PS-103 Certified Compost: 2"thick layer of compost shall be applied in all planting areas. 16.1 cy and Landscape Architect shall review the grading modifications with the Tree Protection Compost shall be certified by the U.S. Composting Councils STA Program. See area. Office Fax ytio - for any possible damage to the existing tree(s) �1e specifications for further information. 408 294-8000 415 294-1747 root system.. Tree Protection fence: High density Notes: fencing 1 -All quantities and amounts shown on the plans are best estimates for the benefit of the contractor. In field polyethylene 9 rmw.com Limit of work. - f with 3.5"x 1.5" conditions may vary compared to what is shown on the plans. Therefore, it is the contractor's responsibility to openings; Color- verify all lengths, square footages, and amounts prior to bidding the project. 'ONI1iBHd Ia 8.5"x 11" orange. Steel posts sign installed at 8' o.c. � laminated in 2"x 6'steel posts d plastic spaced or approveequal. All existing trees to remain shall every 50' 5"thick be protected in place. See detail for further along the KEEP OUT layer of mulch. information. P - fence. o PROTEREE CTION GENERAL PLANTING SOIL NOTE S AREA Maintain existing grade with the tree / protection fence 1. Existing utilities- information on the drawings relating to existing utility lines and services from the best sources available. All f ) unless otherwise such information is furnished only for information and is not guaranteed. The Contractor shall excavate test pits as required to ig tree to be removed due to due �� indicated on the determine the exact location of existing utilities. conflicts with the ADA pathway. V Existing tree to be removed due to due \ plans. T T T conflicts with the ADA pathway. \ Call utility locating service for precise utility locations before beginning of an work. 811, DIG ALERT. -- �,,3 .a• Y g p Y 9 9 Y SECTION VIEW 2. Utility Requirements-The Contractor shall notify the following agencies at least 48 hours in advance of excavating around any of their structures. The utility companies listed below shall be contacted. - Gas Company ' -Telep"one company TREE PROTECTION • � � - Electrical Power Company - Cable Television Company P-CO-18056.E-01 -Water Supply Company Notes: Crown drip line of tree. i-Apply 10 gallons of water per i" of The California Public Utilities Commission mandates that in, in the interest of public safety, main line gas valves be maintained in a trunk size measured at diameter breast manner to be readily accessible and in good operating condition. The Contractor shall notify the gas company's headquarters height every 2-3 weeks. planning office 48 hours prior to the start of construction. 2-Water application should be determined 3. Contractor shall be responsible for making himself familiar with all underground utilities, pipes, and structures. Contractor shall , by irrigation emitter. ie. overhead, drip, or take sole responsibility for any cost incurred due to damage of said utilities. hand held. 4. All scaled dimensions on the drawings are approximate. Before proceeding with any work, the Contractor shall carefully check 3- Longer, slower application of water is and verify all dimensions and quantities, and shall immediately inform the Owner's Representative of any discrepancies between ideal which allows water to slowly percolate into the trees root zone and be the information on the drawings and the actual conditions refraining from doing any work in said areas until given approval to do so \ utilized by the trees root system. by the Owner's Representative. 4- Do not spray the tree trunk or apply 5. The Contractor shall obtain and pay for all permits related to this section of the work unless previously excluded under provision 10201 BUBB ROAD water directly adjacent to the trunk. of the contract or general conditions. The Contractor shall comply with all laws and ordinances bearing on the operation of conduct of the work as drawn and specified. If the contractor observes that a conflict exist between permit requirements and the work outlined in the contract documents, the Contractor shall promptly notify the Owner's Representative in writing including a description of any necessary changes and changes to the contract price resulting from changes in the work. 6. Wherever references are made to standards or coded in accordance with which works is to be performed or tested, the edition T or revision of the standards and codes current on the effective date of this contract shall apply, unless expressly set forth. NNN\\� ' Root watering zone. 7. In case of conflict among any referenced standards or codes or between any referenced standards and codes and the APPLE BUBB specifications, the more restrictive standard shall apply or Owner's Representative shall determine which shall govern. 1,00 5"thick 8. Comply with the requirements for the California code of Regulation title 23 waters, division 2 department of water resources 03 layer of mulch. chapter 2.7 model water efficient landscape ordinance, 492.5 soil management report.a. Where the requirements of specification section Planting Soil are more stringent than the California code, the more 1 2 B U B B ROAD Maintain existing stringent requirements shall prevail. grade. C U P E R T N B a'!�:''/1::�I: 1/ Ali I 9. The Contractor shall adequately protect the work, adjacent property, and the public, and shall be responsible for any damages or injury due to the Contractor's actions. CA a� 2 En 10. The Contractor shall be responsible for any coordination with subcontractors as requiring to accomplish the soil preparation o N operations. SECTION VIEW 11. Top soil, existing site soil and Planting Soil Mix testing; Submit soil test analysis report for each sample of Topsoil, existing site soil and Planting Soil from an approved soil testing laboratory. 12. Submit all testing required by California code of Regulation title 23 waters, division 2 department of water resources chapter • WATERING MATURE TREES 2.7 model efficient landscape ordinance, 492.5 soil management report. 2 P-CO-18056.6-04 13. Soil testing shall be at the expense of the Contractor. Copies of the soil test analysis along with receipts and delivery slips of recommended amendments shall be provided to the Owner's Representative. Remove turf and weeds. Existing grade before 14. Contractor shall be aware of all surface and subsurface conditions, and to notify the Owner's Representative, in writing of any treatment. circumstances that would negatively impact the health of plantings. Contractor shall not proceed with work until corrected. a. Should subsurface drainage or soil conditions be encountered which would be detrimental to growth or survival of plant ISSUE SSUED FOR PLAN CHECK Loosened soil with air knife. material, the Contractor shall notify the Owner's Representative in writing, stating the conditions and submit a proposal covering ISSUE DATE: 5/05/2021 the cost of corrections. If the contractor fails to notify the Owner's Representative of such conditions, he/she shall remain responsible for the plant material under the warrantee clause of the specifications. REVISIONS -2 NINN, 11 k 11 14 \M\ \ 11 11 1. k 1. 1. 1 1 1 1 1 1 Apply 2 - 3"of compost and 15. Imported top soil shall be fertile, friable soil containing less than 5% total volume of the combination of subsoil, refuse, roots DESCRIPTION DATE mix into loosened soil. larger than 1" diameter, heavy or stiff clay, stones larger than 2 inches in diameter, noxious seeds, sticks, brush, litter, or any substances deleterious to planter growth. The % of the above objects shall be controlled by source selection not by screening the soil. Topsoil shall be suitable for the germination of seeds and the support of vegetative growth. Imported Topsoil shall not contain • • • ❑ \ Step 1 Step 2 Step 3 weed seeds in quantities that cause noticeable weed infestation in the final planting beds. v 16. Compost shall be organic blended material, composted for a minimum of 9 months and at temperatures sufficient to break / 0 0 down all woody fibers, seeds and leaf structures, free of toxic and non-organic matter. Source material shall be yard waste °°°o°°°o°°°o°°°o°°°o °°o °o ° w:•; :'w:;r:'w ,:w : ;r: : • trimmings blended with other organic material designed to produce Compost high in fungal material. 00 000 000 00000000 00 0 0 ..�. . . .. . . f 9 9 g p p 9 9 00 0 0 0 0 0 0 0 0 0 0 0 0 o O 0 0 0 0 0 0 0 0 0 o a. Organic matter shall be commercially prepared compost and meet US Composting Council STA/TMECC. O o 0°O o 0°O o 0°O o 0°O o 0° 0 0°O o o°O o 0°O o 0°O o 0°O o 0°O o 0°O o 0°O ° O o 00 00 00 00 00 0 00 00 00 00 00 00 00 0 00 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 17. Existing trees shall be protected and cared for as required in the details and specifications. / \ 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 O o 0 0 0 \� °0000 °000°00°000° ° ° O0o00 O°°°O O°°°p° °°p° °po°° p °° rn \ o 0 0 NO \ 18. The Owner's Representative shall approve all rough grading prior to the installation of organic matter, fine grading, and PARKING LL IL it mulching. Existing soil. 19. The Owner's Representative shall be informed of the progress of the work so the work may be observed at the following key times in the construction process. The Owner's Representative shall be afforded sufficient time to schedule visit to the site. Failure KEY SECTION VIEW of the Owner's Representative to make field observations shall not relieve the Contractor from meeting all the requirements in the PLAN: plans, details and specifications. a. Pre- Construction meeting Notes: b. Existing soil conditions review 1- Prior to the start of work remove all thatch, sod, and/or weeds. c. Completion of site preparation review 2- Loosen soil with Air Knife or approved equal to a depth of 9 - 12" and work around encountered roots. d. Completion of finished grading and surface soil modification review. 3-Apply 2- 3" of compost over loosened soil. Using an air knife mix compost into loosened soil. 20. If the work fails to pass inspection, any subsequent inspections must be rescheduled as required in the specifications. The cost to the Owner for additional inspections will be charged to the Contractor at the prevailing hourly rate of the inspector. 4-Water entire root zone at end of each work day. 21. Contractor shall include in the bid continued maintenance (warranty) period of 180 days after completion of construction and ❑ ❑ 5-See planting soil specifications for additional requirements. acceptance of the project by the Owner's Representative. N COMPACTED SOIL IN TREE DRIPLINE Fracture soil using a 3 Before starting soil fracturing backhoe. Dig into the P-CO-18056.6-07 apply 2- 3"of compost over soil and the compost. SCALE: existing grade. Lift the soil and drop in place to fracture Existing grade 2,+ compaction. Repeat PROJECT NUMBER: 18056.6_WA after rough grading. over entire planting DRAWN BY: TC area. CHECKED BY: TC Pavement. Do not fracture soil adjacent ��'��i ��i'��•��; I, I;� ��.�,.,��.\��'�� i .,��.,��.,�� to pavement. 0 0 0 00 0 O o 0 0 0 00 00 0 0 0 o o 0 0 0 0 0 �o �y�00o P�DSCAP 0�00 0 �nG�0O 000 0) o Q� 00 � 0 0M 0 �G'��GPRR❑L� OgAcyA 0 0 ° 0° $ 0 0 0 0 0 0 0 0 ° v� O �S � O O O O O "`' O "`' O "`-' O "`' O J >" O C 00 O° °0°O° ° 0O°° °O°0° ° O ° °°°O° °°°O IL- 0 w 0 0 0 0 0 0 0 0 0 0 0 Signature 0 4-30-22 >. Renewal Date Apply 3 -4" of compost and STEP ONE Finish grade 9TF ate 0 required chemical adjustment adjacent to paving OF C A\-' prior to final tilling. shall be 1 - 2" Proposed finished below pavement grade after surface. settling. Planting Soils Plan ( 0 00` N ° 00 QQ��QQo O ��Q°°O oQ��c��°Oo �Oo° �7o Ooo°po o ` U �U�o U go0 ��0 0 00 o ° 0 O Oo c� 0 0 00 0 00 0 0 00 Oo � Oo 00 00 � O p0° 0° 0 o0°O00 Oo0°O 00 0 00 Notes: • 1- For planting areas narrower than 8' reduce the distance between STEP TWO • paving and soil fracturing from 2'to 1'. Q 2-See planting soil specification for additional requirements. URBAN TREE FouNonTioN©zoia 0 10 20 30 40 feet SHEET N OPEN SOURCE FREE TO USE NUMBER: 4 SOIL MODIFICATION - FRACTURING Know what's below. P-CO-18056.E-03 1" - 10 Call before you dig. - 00 Q_0 Community Development Department Irrigation Legend Planning Division - Cupertino \ SYMBOL MANUFACTURER/MODEL/DESCRIPTION QTY LUPERTINo APPROVED 61F Case # DIR-2021-011 pI GPH Irrigation GDFN 14 Application Number(s) Rain Bird style female threads, Orange. Contractor shall install at esither end of an irrigation valve. See irrigation detail. Approval Body: Director/StafF Area to Receive Dripline RMW 30 E Santa Clara St. Approva I Date 12/13/21 Netafim TLHCVXR-CS-116-12 2,762 I.f. Architecture Suite 200 Signature Jeffrey Tsumura �• 9. Techline HCVXR-CS Pressure Compensating Landscape Interiors San Jose Case Dripline with Copper Stripe, Check Valve and Anti-Siphon California 95113 feature. 1.16 GPH emitters at 12" O.C. Dripline laterals spaced at 12" apart, with emitters offset for triangular pattern. 17mm. Office Fax See irrigation detail. 408 294-8000 415 294-1747 SYMBOL MANUFACTURER/MODEL/DESCRIPTION QTY rmw.com Hunter ICV-G 1" 4 1", 1-1/2", 2", and 3" Plastic Electric Remote Control Valves, Globe Configuration, with NPT Threaded Inlet/Outlet, for -WAY 3.82 1 TRY Commercial/Municipal Use. Install each remote control irrigation DRIVE valve with a Rainbird PRB-QKCHK-100: 1" Basket Filter with AISLE Limit of work. 61g\ lot built-in Pressure Regulator(40 psi)and 200 mesh (75 micron) stainless steel screen. Valves with flow over 20 gpm shall have ONI1iaHd �n, �a two (2) installed. See irrigation detail. 0 Hunter HQ-5LRC 1" 2 DI ° DI Quick coupler valve, yellow locking rubber cover, red brass and �4" stainless steel, with 1" NPT inlet, 1-piece body. Install a minimum of 18"off of the mainline. See irrigation detail. Matco-Norca 20ORTD 4 2"to 12" Ductile Iron Epoxy Coated & Resilient Wedge Isolation Shut Off Valve. Same size as mainline pipe. Ring-Tite. See \\ \ \ irrigation detail. DI -- - °I A Watts Water Hammer Arrestor 1 T TFF- T V 8• Watts 1" lead free water hammer arrestor model# LF15M2-F Install per manufacturer's specifications and recommendations. ir A See irrigation detail. DI DI 1 BF Zurn 375 XLB 1" 1 • Reduced Pressure Principle Assembly. Sizes 1/2", 3/4", 1", • 1-1/4", 1-1/2", 25E . Install per manufacturers specifications and recommendations. See irrigation detail. , Any trenching for irrigation lines within the crown dripline of existing trees to remain °I © Baseline BL-320OX 1 shall be done by hand unless I Two-wire controller in large 16-gauge powder-coated wall mount authorized by the Owner and Landscape cabinet, expandable to 200 stations. Architect in writing prior to the beginning of work. 4D Baseline BL-5204 2 Four station direct burial biCoder. See irrigation detail. Baseline BL-5315 3 biSensor Soil Moisture Sensor. See irrigatoin detail for further information. 77 2 18.8 LA Baseline BL-LA01 1 3 I 1 Baseline two-wire surge arrestor. See irrigation detail. Y4" I i i 3 11.8 FS Baseline BL-BHM150-NO 1-1/2" 1 10201 BUBB ROAD 1 1/2 I Baseline 1-1/2" Metal Hydrometer with with Integrated Flow and DI 1" 1" \.L/ Master Valve Decoder, Normally Open, Male Threaded. See APPLF BUBB 1 4D irrigation detail. VACANT LUnNIC57 (E) COURTYARD 7 I 1 1%2" 4 18.9 SS V.I.T. Products SBBC-30SS 1 10211 B RD a Controller A 1" 1" Low profile, tube and wire construction smooth touch surface, 03 UTURE TENANT FS stainless steel backflow enclosure. 31.5"L, 28"H, 17.75"W 10201 B U B B ROAD FUTURE ENANT IMPROVEMENT -0 - Baseline 3200-X metal wall mounted (80.01cm L, 71.12cm H, 45.085cm W). See irrigation detail. -0 decoder controller. Contractor shall verify A C U P E R T N 0 ROVEME- NT UNDER NDER SEPARAT m GP Grounding Plate 2 __ controller location and general power prior Paige Electric 4"x 36" copper grounding plate. Install per \A iE RAT PE IT PERMIT o to beginning of work. General contractor BF N shall provide 120 volt power to this point C ss 2„ controller manufacturer's specifications and recommendations. 6. o nn See irrigation detail. (D G 1" M❑ Water Meter 1" 1 o o Existing 1" landscape irrigation meter. Note to Contractor Irrigation Lateral Line: PVC Class 200 SDR 21 (Shrubs) 3/4" 280.1 I.f. See irrigation detail. - Contractor to locate point of connection prior to commencement of work. A PSI of Irrigation Lateral Line: PVC Class 200 SDR 21 (Shrubs) 1" 121.3 I.f. 65 has been given but the contractor See irrigation detail. needs to verify the given pressure before the beginning of construction. If a i 1" Irrigation Lateral Line: PVC Class 200 SDR 21 (Shrubs) 1 1/2" 1.7 I.f. discrepancy is noted, the contractor shall See irrigation detail. notify the Landscape Architect or Owner immediately. Irrigation Lateral Line: PVC Class 200 SDR 21 (Trees) 3/4" 167.5 I.f. ISSUE ISSUED FOR PLAN CHECK See irrigation detail. LTISSUE DATE: 5/05/2021 Irrigation Lateral Line: PVC Class 200 SDR 21 (Trees) 1" 40.4 I.f. REVISIONS See irrigation detail. j� Irrigation Lateral Line: PVC Class 200 SDR 21 (Trees) 1 1/2" 1.2 I.f. / DESCRIPTION DATE See irrigation detail. Irrigation Mainline: PVC Schedule 40 (Mainline) 240.1 I.f. See irrigation detial. Irrigation Mainline: PVC Schedule 40 (Mainline)2" 103.8 I.f. See irrigation detial. • • • I Pipe Sleeve: PVC Schedule 40 (Lateral line) 116.2 I.f. See irrigation detail. i Pipe Sleeve: PVC Schedule 40 (Mainline) 120.6 I.f. \ See irrigation detail. V Valve Callout \ DI Valve Number -Valve Flow „ KEY Valve Size PLAN: NO PARKING / Notes: 1-The system indicated on the drawing is diagrammatic. All equipment shown in paved areas is diagrammatic. All EXIT equipment shall be located in planting areas. Avoid any conflicts between the irrigation system, planting, or � architectural features. ONE-WAY DRIVE ` 2-All quantities and amounts shown on the plans are best estimates for the benefit of the Contractor. In field AISLE ll�� conditions may vary compared to what is shown on the plans. Therefore, it is the Contractor's responsibility to verify Pressure Loss Calculations: P.O.0 #1 all lengths, square footages, and amounts prior to bidding the project. N 3- Contractor shall verify point of connection and minimum static pressure prior to commencing of work. Any Generated: 2021-04-14 20:13 discrepancies shall be brought to the attention of the Owner and Landscape Architect prior to starting work. P.O.C. NUMBER: 01 a Water Source Information: Existing 1" landscape irrigation meter. 4-All irrigation wire shall be installed in a minimum 1.5" Sch. 40 electrical conduit. 5- Baseline Controllers SCALE: ❑ FLOW AVAILABLE a. Certificate of Installation (Certified Start Up) shall be required for the irrigation controller system. It is the Water Meter Size: 1" responsibility of the Contractor to coordinate the certification and inspections with Ewing Irrigation.Contractor is PROJECT NUMBER: 18056.6_WA Flow Available: 37.50 gpm responsible for any and all fees necessary to receive a Certificate of Installation. Copies of the Certificate of DRAWN BY: TC m Installation shall be provided to the Owner's Representative and the Owner. CHECKED BY: TC PRESSURE AVAILABLE b. Contractor shall provide as a part of the project five (5)years of cell service to be purchased by the Static Pressure POC: 5.000 psi Contractor prior to the beginning of the maintenance period. STAMP: Service Line Size: 3 Elevation Change: T"o ft c. Contractor shall provide as a part of the project five (5)years of Base Manager Mobile Plus Access to be 68 Cl.00 psi purchased by the Contractor prior to the beginning of the maintenance period. Pressure Available: Length of Service Line: .00 ft . The Contractor shall program the irrigation schedule to run off of the moisture sensors prior to the ending of �P�DSCgpE the maintenance period and receiving the Notice of Completion by the Owner. Each valve shall be assigned to the O PR R❑ L L q� respective moisture sensor. For example, tree valves shall be assigned to the tree moisture sensor, shrub valves ��`' c. do cXy DESIGN ANALYSIS shall be assigned to the shrub moisture sensor, and turf valves shall be assigned to the turf moisture sensor. �� per' s V1 NUMBER MODEL SIZE TYPE GPM HEADS PIPE 3/4" PIPE 1" PIPE 1 1/2" WIRE DESIGN PSI FRICTION LOSS VALVE LOSS PSI PSI POC PRECIP Maximum Station Flow: 23.08 gpm ti cp 0 _ @ Irrigation scheduling for valves shall occur before the moisture level in the soil reaches wilting point at the lower limit o 1 Hunter ICV-G 1" Area for Dripline 3.82 199.0 I.f. 257.6 190.7 25 0.16 2.35 27.52 1.85 in/h Flow Available at POC: 37.50 gpm w P and stop prior to the soil reaching field capacity. 2 Hunter ICV-G 1" Area for Dripline 18.80 974.6 I.f. 167.5 40.4 1.2 109.6 25 1.7 3 29.7 1.86 in/h Residual Flow Available: 14.42 gpm e. The Contractor shall be responsible for gpsing each remote control irrigation valve, ball valve, controller Signature p quick coupler valve, mainline sleevin under pavement, irrigation controller, backflow prevention device, booster 4-30-22 3 Hunter ICV-G 1" Area for Dripline 11.81 611.7 I.f. 22.5 54.9 107.1 25 0.81 3 28.82 1.86 in/h �' Critical Station: 4 q p g p g p � Renewal Date 4 Hunter ICV-G 1" Area for Dripline 18.86 977.0 I.f. 66.3 1.7 105.0 25 0.64 3 28.63 1.86 in/h pump and moisture sensors. 9T Common Wire 343.9 Design Pressure: 25.00 psi f. The Contractor shall label each valve in Base Manager indicating the valve type, emitter type and location on F of t A��F O Friction Loss: 2.05 psi the site. For instance a tree valve in parkway would be labeled as Tree Bubbler Valve in Parkway(Bubblers). Fittings Loss: 0.20 psi g. The Contractor shall label each program in Base Manager indicating the specific program and zone. For Elevation Loss: 0.00 psi Irrigation Schedule instance the vine valves on drip emitters would be labeled as Vine Drip Program. Loss through Valve: 4.85 psi h. The Contractor shall label each moisture sensor in Base Manager indicating the valve it is connected to and NUMBER MODEL TYPE PRECIP SUN MON TUE WED THU FRI SAT IN./WEEK MIN./WEEK GAL./WEEK GAL./DAY Pressure Req. at Critical Station: 32.10 psi what that valve is responsible for watering. For instance, the moisture sensor that is connected to the turf valve in the Loss for Fittings: 0.01 psi middle of a ark would be labeled Turf Moisture Sensor Valve 33 1 Hunter ICV-G Area for Dripline 1.85 in/h 65 min 65 min 65 min 6 195 380.1 126.7 p ( ). r r i g a t i o n Plan 2 Hunter ICV-G Area for Dripline 1.86 in/h 65 min 65 min 65 min 6 194 1,838 612.8 Loss for Main Line: 0.08 psi 3 Hunter ICV-G Area for Dripline 1.86 in/h 65 min 65 min 65 min 6 194 1,243 414.4 Loss for POC to Valve Elevation: 0.00 psi 6- Irrigation plans were designed in accordance with CA AB 1881; the Model Water Efficient Landscape Ordinance. It 4 Hunter ICV-G Area for Dripline 1.86 in/h 65 min 65 min 65 min 6 194 4,478 1,493 Loss for Backflow: 14.31 psi is the responsibility of the Irrigation Contractor to adhere to that ordinance. Any portion of the irrigation systems Loss for Water Meter: 3.12 psi installation that comes into conflict with the state ordinance shall be immediate) brought to the attention of the TOTALS: 260 260 260 777 7,940 2,647 Critical Station Pressure at POC: 49.62 psi y g Notes: Owner and Landscape Architect. In the event that notification does not occur, the Irrigation Contractor assumes any Pressure Available: 68.00 psi and all responsibility for changes to the work which must be done in order to meet compliance. 1-The following irrigation schedule is intended to be used as a reference only. Site specific conditions should be considered that will require the reference irrigation schedule to be adjusted by the Contractor. Such conditions may Residual Pressure Available: 18.38 psi include, but is not limited to, microclimates, soil conditions, irrigation system types, slopes, varying maturity of plant material and month of installation. The irrigation schedule is for the benefit of the Contractor based upon state historical evapotranspiration, manufacturer standards, along with the Landscape Architects qualifications and experience. Landscape Architect makes no warranty, expressed or implied, as to the accuracy of these schedules. • Q 0 10 20 30 40 feet SHEET cN NUMBER: o � CV � Know what's below. 1" = 10 Call before you dig. - 00 Q_0 Community PIanninA - LT9�,IGATION NOTES Rectangular Backflow LUPERTINO APPROVED valve box with locking lid. MINIMUM BEARING SURFACE AREA prevention device.(See the Brass ball valve. I es- information on the drawings relating to existing utility lines and services from the best sources available. Hydrometer. (See irrigation legend for irrigation plans for make and model). Case # D�, -�� „F +; „ ;„ F,, „; �, Bearing surface. PIPE SIZE TEE AND PLUG 90° BEND 45° BEND Threaded galvanized only for information and is not guaranteed. The Contractor shall excavate test pits as Sch. 80 PVC threaded make and model). Install the device per the local water Application N ber s z 2 2 urve or's standards ands ecifications. nipple. requiredTo Mermine the exact location of existing utilities. union. Controller wires with twelve inch (12") 1-1/2 0.45 FEET 0.63 FEET 0.34 FEET P Y P Galvanized ninety A nova I Body: Dire t r / t ff minimum expansion coils. 2" 0.69 FEET 2 0.97 FEET 2 0.53 FEET 2 g ( °) RMW 30 E Santa Clara St. Pp Y t.� degree 90 elbow. pp 1��r��ll y ocating service for precise utility locations before beginning of any work. DIG ALERT, 811. A rova I Date Ng iv Rerniirements-The Contractor shall notify the following agencies at least 48 hours in advance of excavating around Sch. 80 PVC threaded coupling. 2-1/2" 1.0 FEET 2 1.41 FEET 2 0.77 FEET 2 Galvanized nipple. �� ° ° Architecture Suite 200 Finished grade. z z z Interiors San Jose Signature JeffreyMt%eir structures. The utility companies listed below shall be contacted. _ 3" 1.48 FEET 2.10 FEET 1.14 FEET -Telephone Company pb11 4" 2.43 FEET 2 3.45 FEET 2 1.87 FEET 2 o Sch. 80 PVC male adapter. California 95113 R&W - Electrical Power Company 6" 5.25 FEET 2 7.41 FEET 2 4.02 FEET 2 2 Galvanized union. Sch. 40 PVC 450 I o Office Fax - Cable Television Company elbows. - = 8" 9.08 FEET 2 12.83 FEET 2 6.96 FEET 2 Wrap 20 mil tape 408 294-8000 415 294-1747 -Water Supply Company T 2 2 2 4"thick concrete ad 1" above finished 0 twice around all 10" 14.93 FEET 21.07 FEET 11.44 FEET P galvanized pipe under grade. See backflow cage detail. finished grade and rmw.com The California Public Utilities Commission mandates that in, in the interest of public safety, main line gas valves be through the concrete. maintained in a manner to be readily accessible and in good operating condition. The Contractor shall notify the gas Irrigation mainline. L d ° IT 1E company's headquarters planning office 48 hours prior to the start of construction. (See irrigation plansOP Galvanized nipple. for make and -, 3. Contractor shall be responsible for making himself familiar with all underground utilities, pipes, and structures. Contractor size). shall take sole responsibility for any cost incurred due to damage of said utilities. _ T FLOW ° Galvanized coupling. ❑ 0 •° 4. Irrigation piping and related equipment are drawn diagrammatically. Scaled dimensions are approximate only. Before - Flow - ° proceeding with work, carefully check and verify dimensions and immediately notify the Owner's Representative of aS - '�6_ ° oas as ° . discrepancies between the drawings or specifications and the actual conditions. Although sites and locations of plants and °°� °°� ° ° °°� ° or irrigation equipment are drawn to scale wherever possible, it is not within the scope of the drawings to show all necessary Bearing surface. offsets, obstructions, or site conditions. The Contractor shall be responsible to install the work in such a manner that it will Sch. 80 PVC male Existing or modified soil. (See specifications for adapter. be in conformance to site conditions, complete, and in good working order. soil modification). p Notes: Notes: Concrete thrust 1- Hydrometer shall be Reed Switch RS Register or Photo Diode High Frequency PDH Register. Note: blocks required on 5. The Contractor shall obtain and pay for all permits related to this section of the work unless previously excluded under Y ( ) 9� 9 q Y( ) 9� 1- Size thrust blocks shall be specified as show in the table above. „ Check with controller manufacturer and install per their specifications and recommendations. 1- Install per the City of Cupertino standard details and specifications. backflow devices 2.5 provision of the contract or general conditions. The Contractor shall comply with all laws and ordinances bearing on the Four(4)4"x 8" bricks. 2-All assembly parts(threaded nipples,fittings, etc.) shall be galvanized or brass per local codes and requirements. and larger. operation of conduct of the work as drawn and specified. If the contractor observes that a conflict exist between permit 2-Control wires shall not be encased in concrete. 3- Galvanized nipple shall extend nipples, ,f t the edge of the concrete footing. 2- Hydrometer shall be installed per manufactures specifications and recommendations. pp P 9 g• requirements and the work outlined in the contract documents, the Contractor shall promptly notify the Owner's Three inch 3" thick layer of ea 4- Sch. 80 PVC male adapter shall be used in connection from galvanize to the mainline. Representative in writing including a description of an necessary changes and changes to the contract rice resulting from ( ) Y P 3-All fittings shall be wrapped with polyethylene to prevent concrete from adhering to pipe,fittings or bolts. P g 9 P Y rY 9 9 p 9 3- Hydrometer wire shall be per the irrigation controller manufacturer's specifications. gravel. 5- Backflow prevention device shall be located as close as possible to the landscape meter. changes in the work. %" welded wire mesh. 4-Joints and bolts shall be accessible for repairs. 6- Backflow prevention device shall be located in planting area unless approved by Owner's Representative. 4-All wire runs shall be continuous without any splices. Wire connections shall be made using DBR-Y/6 or approved equal. 7-See detail for backflow cage installation. 6. Wherever references are made to standards or coded in accordance with which works is to be performed or tested, the 5-Thrust blocks shall be a minimum of 6"thick. 8_All backflow prevention devices shall have freeze blanket included upon installation. edition or revision of the standards and codes current on the effective date of this contract shall apply, unless expressly set 5-Valve box shall be wrapped with a minimum 3 mil. thick plastic and secure it to the valve box using duct tape or electrical tape. 9 All galvanized connections shall to be made using pipe thread sealant. All Sch. 80 PVC to galvanized connections to be made using teflon tape. forth. 6- One 80 lbs. sack of concrete shall cover .6 ft.' 6-v boxsf 16ftbnlVl9ft1h THRUST BLOCKS BACKFLOW PREVENTION DEVICE 7. In case of conflict among any referenced standards or codes or between any referenced standards and codes and the � ^ 1 specifications, the more restrictive standard shall apply or Owner's Representative shall determine which shall govern. P-CO-18056.6-44 `t P-CO-18056.E-39 P-CO-18056.E-30 8. Comply with the requirements for the California code of Regulation title 23 waters, division 2 department of water resources chapter 2.7 model water efficient landscape ordinance, 492.3 water efficient landscape worksheet, 492.7 1 Backflow prevention device. (See irrigation O legend for make and model). irrigation design plan and irrigation scheduling. 5 a. Where the requirements of specification section Irrigation are more stringent than the California code, the O Backflow cage. (See irrigation legend for more stringent requirements shall prevail. 4"thick concrete \1 C ® make and model). 9. The Contractor shall adequately protect the work, adjacent property, and the public, and shall be responsible for any Sch. 40 PVC 6 footing 1"above ol damages or injury due to the Contractor's actions. reducer. finished grade. 10. The Contractor shall be responsible for an coordination with subcontractors as requiring to accomplish the irrigation Sch. 40 PVC 8 2 p Y q g p g Lock box. installation operations. coupling. 3 °. •.° , : ° ..a . Finished grade. 5 x diameter of pipe. 5 x diameter of pipe. a a ° 11. It is the responsibility of the Contractor to be aware of all surface and sub -surface conditions, and to notify the Owner's Mainline pipe from Mainline pipe to 7 ------------- from Representative, in writing, of any circumstances that would negatively impact the installation of the work. Do not proceed backflow irrigation system. , prevention device. 11 Valve box with locking lid. ° with work until unsatisfactory conditions have been corrected. See valve box layout detail. 2'-0" 2'-0" ° 12. Before final acceptance of work, the Contractor shall provide a record set of drawing showing the irrigation system FLOW - O Backflow prevention device. FLOWS ° works as built. The drawings shall be transmitted to the Owner's Representative in paper format and as a pdf file of each document on compact disk or flash drive. The drawing shall include all of the information on the original document and O Master valve or hydrometer. See irrigation legend revised to reflect all changes in the work. See specification section Irrigation for further information. for further information. SECTION VIEW APPLE BUBB Plan View-Option 'A' 13. Contractor shall prepare and deliver to the Owner's Representative within ten calendar days prior to completion of Flow run. Pipe size O Sch.80 true union ball valve. construction, two 3 - ringbinders, of Operation & Maintenance manuals. Sees specification section Irrigation for further shall be one size M Backflow cage. 03 p p g O5 Water hammer arrestor. See irrigation legend for information. less than the co mainline. make and model. 4"thick Backflow cage. 10201 B U B B ROAD Notes: 4 concrete footing. 14. Existing trees shall be protected and cared for as required in the details and specifications. 1- Hydrometer shall be of make and model as recommended by the controller manufacturer. O6 1"x 10" Sch. 40 galvanized threaded nipple. °° ° a . . } °' `° . °. .a C U P E R T N O Concrete footing. Hydrometer. See O Mainline pipe downstream to valves. a ° ° ° •d.' 15. The Owner's Representative shall be informed of the progress of the work so the work may be observed at the following 2- Hydrometer wire shall be per manufacturer's specifications. y p p a +. <. C /� irrigation plans for A key times in the construction process. The Owner's Representative shall be afforded sufficient time to schedule visit to the ° ' 3-All wire runs shall be continuous without any splices. make, model, and O 1"x'S'Sch. 40 galvanized threaded reducer. See .a ° ° 6"typ. ° site. Failure of the Owner's Representative to make field observations shall not relive the Contractor from meeting all the size. irrigation plans for mainline size. requirements in the plans, details and specifications. Notes: o 4-All wire shall be placed in 1-1/2" Sch. 40 electrical conduit. 9 PLAN VIEW END VIEW a. Pre - Construction meeting. 1. Locate valve boxes in planting areas iv 2. Wrap valve boxes with a minimum of 3 mil plastic and Notes: b. Trenching and sleeving review. 5-See hydrometer detail for further information. p p 1- Install backflow cage per manufacturer's specifications and recommendations. c. Pressure mainline test. secure it using duct tape or electrical tape. Plan View-Option 'B' d. Adjustment and coverage test. 6- Flow run pipe shall be reduced down one (1) pipe size as indicated. 3. Place one(1) brick at each corner of the valve box for 2- See backflow prevention device detail for reference. e. Pre - maintenance observation. Example stabilization. 3" mainline = 2-1/2"flow run 4. All threaded connections are to be made with pipe dope or 2- Lock box shall be located above concrete footing f. Final site observation and acceptance. 9 2-1/2" mainline = 2"flow run teflon tape. 2" mainline = 1-1/2"flow run 5. 3" of washed pea gravel shall be placed at the bottom of 3- Contractor shall provide a lock as approved by the Owner's Representative. 16. If the work fails to pass inspection, any subsequent inspections must be rescheduled as required in the specifications. the valve box. The cost to the Owner for additional inspections will be charged to the Contractor at the prevailing hourly rate of the HYDROMETER LAYOUT WATER HAMMER ARRESTO 2 BACKFLOW CAGE inspector. 8 P-CO-18056.E-49 5 1/2" = V-0" P-CO-18056.E-42 P-CO-18056.E-31 17. Contractor shall include in the bid continued maintenance (warranty) period of 180 days after completion of construction and acceptance of the project by the Owner's Representative. Pavement. ISSUE ISSUED FOR PLAN CHECK Rectangular valve box with ISSUE DATE: 5/05/2021 18. The irrigation design is based on a minimum operating pressure of 60 PSI and a maximum demand of 18.9 GPM on Base rock. valve#4 for the point of connection on 10201 Bubb Rd. The Contractor shall verify water pressure prior to installation. An locking lid. p � p p Y REVISIONS difference between the pressure indicated on the plans and that at the actual point of connection shall be brought to the ,a • d d ° • • •d , p p p 9 d Pavement. attention of the Owner's Representative immediately. 2 square operating nut. Q •< .a•. .d. . . . . a . d DESCRIPTION DATE �� •°' °: d 1. •11 .• ° d ° • dA . d. .: , . Finished grade. 19. A 120 volt electrical power outlet at the irrigation controller location shall be provided by the Contractor. It shall be the Resilient wedge gate valve. 24" min. responsibility of the Contractor to make the final hook up from the electrical outlet to the irrigation controller. (See irrigation legend for make and model). 20. Irrigation between the hours of 10:00 pm and 6:00 am only. Watering outside this time frame must be done manually with qualified supervisory personnel on-site. No system shall be left unattended during use outside the normal schedule. Finished grade. d, •. �'� ° a . Hill a 21.The irrigation plans have designed in accordance with the state model water efficient landscape ordinance (MWELO). It is the Contractors responsibility to adhere to the requirements and regulations of that ordinance during the installation of theIT o Clean backfill, 95% relative compaction landscape design plan. During the installation of the irrigation design plans, any portion which comes into conflict with - M under paving or per civil engineers plans. 2 MWELO shall be brought to the attention of the Owner/Owner's Representative. In the event that notification does not take Four(4)4" x 8" bricks. > o C place, the Contractor assumes responsibility for all necessary changes and work in order to meet compliance. IT %" Steel ties. _ � a Control wires, sleeve under paving. Install C Irrigation mainline. adjacent to pressurized mainline. Bundle shall be no more than 50% of pipe diameter. - 12" x 12"x 8"Concrete `° �\ anchor. Mainline, sleeve under paving to be twoCD times the diameter of the pressurized C° KEY Round valve box with mainline pipel I . PLAN: locking lid. Existing soil. Non-pressurized line(lateral line). a Non-pressurized line, sleeve under paving to •.• ° ; IT be two times the diameter of the lateral line. IT d d ° TVR '• •••••••••• Direct burial low voltage Finished grade. Pavement. :':':':':':':':':':'. :': 0 control wires. Detectable locator tape. Notes: NOTES: Notes: 1-See irrigation legend for mainline size and type. 1-See irrigation legend for mainline and lateral line pipe size and type. a . a a. 1- Install gate valve per manufacturer's specifications and recommendations. 2-All sleeves shall be Sch. 40 PVC pipe. 2- Direct burial control wires shall be installed in Sch. 40 PVC electrical conduit if required. pressurized line(mainline). N ° a 4 a a a 2-Valve box shall be wrapped with minimum 3 mil. thick plastic and secure it to valve box using duct tape or electrical tape. 3-All sleeves shall extend 12" beyond the edge of pavement. 3- 2-wire irrigation wire shall be installed in 1-1/2" Sch. 40 PVC electrical conduit. iL= I I I I I 1 4 < Quick coupler valve. (See irrigation legend 3-Valve box shall be located in planting area. 4- End of sleeves shall be located with a wooden stake or PVC pipe. Locators shall run continuously from the end of the sleeve to finished grade. 4- Detectable locator tape shall be located six inches (6") above the entire mainline run. for make and model number). Sch. 80PVCnipple. GATEVALVE AND ANCHOR PIPE AT PAVEMENT IRRIGATION TRENCHING SCALE: 9 6 3 d. Three (3) 4"x 8" bricks. P-CO-18056.6-38 P-CO-18056.E-37 PROJECT NUMBER: 18056.6_WA Sch. 80 PVC swing joint. DRAWN BY: TIC CHECKED BY: TC Stainless steel screw clamp. Mainline. (See irrigation plans for sizing). STAMP: ITT �P�pSCgpE #6 x 48" rebar. Sch. 80 PVC tee ore ow. DLL Notes: L. Notes. �� GP /L0 y� 1-All threaded connections shall be installed using teflon tape. �� p s ti CP 2-Valve box shall be wrapped with a minimum 3 mil thick plastic and secured to the valve box using duct tape or electrical tape. w Signature 3-All quick couplers shall be installed a minimum of 18"off of the mainline. J, 4-30-22 >. Renewal Date 4-Valve boxes shall be located in planting areas. 9TF ate o�� QUICK COUPLER VALVE �F CA��F 10 P-CO-18056.E-45 Irrigation Details 8c Notes SHEET cN NUMBER: o � CV L \3 0 O 0 n _0 Community Development Department Planning Division - Cupertino Pop-up drip indicator head with Finished grade. Rectangular valve CUPERTINO APPROVED an orange GPH Irrigation drip „ box with locking lid. Case # flush nozzle. Model # GDFN. 1 Sch. 40 PVC tee or Plastic to with valve station number ID. D I R-2021-011 90°elbow. � �; g Nozzle to remain in the closed n3 Application Number(s) position during system operation 1"x 3"threaded reducer. v Circular valve P 9 Y P a Remote control irrigation valve. (See box with locking lid. and opened for flushing of the S g irrigation plans for size and model . _ 9 P ) Pavement. RMW 30 E Santa Clara St. Approval Body: Director/Staff ° system. Flushing shall be 4" MIPT x 17 mm male .� Pavement. 24 min. / Approva I Date 12/13/21 directed into planting areas. barb adapter fitting. Water proof wire connectors. 24"min. Architecture Suite 200 Signature Jeffrey Tsu ura Top of pop up set at Two(2) required for tee Interiors San Jose finish grade. fitting and one(1)for CY' Controller wires with 24" min. expansion a California 95113 Cas Manager 900 elbow. curls. Finished grade. ° Rainbird 12" pop up spray head. Model # 1812-SAM-PRS. . ' Office Fax Inline drip tubing with _ " . 00 408 294-8000 415 294-1747 internal emitters andrrT Finished grade. � 2-wire irrigation wires. See 2-wire -� g ( v Sch. 80 PVC tru-union check valves. See irrigation connection detail). g ) ball valve. R&W Finish grade. irrigation legend for emitter size and spacing. %" welded wire mesh. ' Sch. 80 PVC male adapter. Sch. 40 PVC 90°elbow. rmw.com Sch. 80 PVC male union.IT- %"welded wire mesh. Subsurface drip tubing. See detail. our(4)4" x 8" bricks. iL 9" PVC coated wirerT= � Drip connection assembly. See drip tubing o Ell connection detail. stake. Install 12" o.c. � Four(4)4 x 8" bricks. Sch. 40 or 80 PVC tee or elbow. (See E -2' irrigation plan mainline size and type). Sch. 40 PVC tee or elbow. '�, Direct burial (low voltage) a Mainline. (See irrigation plans for size g ( 1" PVC pipe. °' � irrigation controller wires. and type). Three inch (3")thick layer of pea gravel. Lateral irrigation line. See p p rn ? g irrigation plans for size and Note: type). 1-Common wire and controller wire shall be direct burial 14 AWG or larger controller manufacturer approved 2-wire irrigation wire . Sch. 40 PVC 2-All wire runs shall be continuous without any splices unless approved by the Owner's Representative. See splice box detail. Wire connections shall be made using fT Hunter z"x 12" swing joint. S x S x S tee or elbow. IL Tu=]j DBR/Y-6 connectors or approved equal. Note: Note: 1-Install 12"off any adjacent pavement in Drip tubing supply or 1-Valve boxes shall be located in planting areas. 3-Contractor shall coil and additional five feet(5') of 2-wire irrigation wire at each valve for future use and secure it below the valve using black zip ties. planting areas. discharge header. PVC Notes: lateral line pipe. 1- Contractor shall flush out each PVC line prior to 2-Splices shall only be made at electrical pull boxes. 4-Valve box shall be wrapped with min. 3 mil thick plastic and secured using duct tape or electrical tape. 2-Contractor shall settle soil around the pop Minimum size 1-1/2". connecting drip tubing. IT IT= up after installation. 2- Drip tubing connection required for all 3- Low voltage wires under roadways must be in continuous conduit with 90° Sch. 40 PVC sweeps terminating in pull boxes. 5- Mainlines 4" or larger shall use saddles at the connection points to the irrigation valve. (See specifications for irrigations saddles). connections between drip tubing and PVC headers. 3-All pop up spray heads shall have check 2- For connections at end runs of tubing use a 900 4-All wire connections shall be made using DBR/Y-6 connectors or approved equal. 6-All Sch. 80 PVC to Sch. 40 PVC threaded connections shall be made using teflon tape. valves. ELL fitting and one (1) adapter for connection. 3- For connection in the middle of runs of tubing use 5-Valve box shall be wrapped with minimum 3 mil. thick plastic and secure it using duct tape or electrical tape. 7-Valve boxes shall be located in planting areas. 4-All Sch. 40 PVC to Sch. 80 PVC a tee fitting and two (2) adapter fittings for the DRIP FLUSH INDICATOR connections shall be made using teflon tape. 7 DRIP TUBING CONNECTION connection. 4 SPLICE BOX 1 2- WIRE REMOTE CONTROL VALVE 9 P-CO-18056.6-34 1" = 1" P-CO-18056.6-33 P-CO-18056.6-41 P-CO-18056.E-48 Wall,fence, or building. rj 10 See detail for irrigation valve. See irrigation plans for piping. 1 Paige Electric 4" x 36" copper grounding plate, pre-connected to ten feet(10')of#6 AWG bare copper wire. Install grounding , I VL�, 0 4 O Waterproof connections to valve. 3M DBR-Y/6 grease packs or late er indicular to the wire run and a minimum of eight 8' from the wire path.P P P 9 ( ) p approved equal. 3 Waterproof connection for common wire to valve. 3M DBR-Y 6 2 Paige electric n nh m m � m ri I. Apply fifty n I h immediate r rr n in II i P Wall n 1 a e e ect cSet co tact e ace e t ate a ou pounds 50 bs to ed ate a ea su ou d a s des Wal mounted controller. Install per 0 9ppY tYp ( ) 9 P O •- ,- manufacturer's specifications and of the grounding plate. grease packs or approved equal. .� . .::. :t...;.: recommendations. irrigationl n Seee e d 4 Two wire irrigation wire. Seespecifications for further 6 O 3 Groundwire re-connected to the grounding late or use CAD WELD to connect to the late. information.) . r Y for controller make and model number). O P 9 9 P P :• '::: O #6 AWG bare copper wire. O5 Irrigation mainline. See irrigation plans for further information. %4" knockout for earth ground wire. 5O Lightning arrestor. a ® O6 Two-wire red wire to red biCoder wire with a waterproof 2" PVC electrical conduit for irrigation connector. 3M DBR-Y/6 grease packs or approved equal. 9 O6 DBR/Y-6 waterproof greas packs. valves, master valve, and flow sensor wires. (Di O7 Black two-wire irrigation wire to waterproof connector. 3M LL Optional 3 knockout if more wires are needed. O 2-wire irrigation path. DBR-Y/6 grease packs or approved equal. :..;. 9 o Secure conduit to wall using stainless steel 8 Two-wire irrigation decoder. See irrigation plans for make and model. 1 O clam p. 8 Controller decoder. 9 s 0 Attach to the valve box using a stainless steel self tapping screw. 1 PVC electrical conduit for electrical power r e $ 1-1 2" h. 4electrical n i .0 Sc 0 conduit.t 9 1-1 2" Sch. 4 electrical conduit. local n national electrical codes. O 9 0 du a anda od PLAN VIEW O conduit clamp with w5 Galvanized co du t c a t two 10 Finished grade. Note 4 APPLE BUBB 0 2 stainless steel crews and anchors. - ^••'j�; 1-Contractor shall provide five 5' additional feet of 2-wire at each p ( ) 7 valve location and coil it underneath the irrigation valve and secure it 1 PVC electrical conduit for ET sensor. 3 with black zipties. o tional 6 Finished grYF ade.- 03 g de (Optional). Notes: 10 2 01 B U B B R O A D c O 8' min. y - Decoder system grounding shall be per the controller manufacturer's specifications and recommendations or at a minimum of every five .a - f hundred feet(500')of the irrigation 2-wire path run and irrigation 2-wire path spurs of fifty feet(50')or greater. 2 U T g O 2 'y,: "': -All Sch. 40 electrical conduit openings shall be filled with a foam sealant after grounding installation prior to backfilling. 3 2 n .L•. /_'\ _LLU I i.,:.. .... . -Acceptable earth ground shall not exceed 10 ohms. 3 - Grounding testing shall be performed b a certified 3rd art and documentation of grounding certification shall be provided to the Owner SECTION VIEW SIDE VIEW %-,�, g g p y party g g Notes: rJ and Owner's Representative prior to project acceptance and beginning of the maintenance period. 1 :<: :.:: 1- Common and controller wire to be bundled using electrical tape at 10'-0"on center. 2-Grounding rods shall be located between 8"- 0"to 12'-0"away from the controller. Grounding rods shall be Y8" in diameter x 8' in length. Connect the grounding 6 - - See 2-wire irrigation connection detail for further information. 4 rod to the controller using 6 gauge bare copper wire or per the manufacturer's specifications.See grounding rod detail. 3- Grounding rod shall not be located within the same trench as the irrigation wire. - See 2-wire remote control irrigation valve detail for further information. 4- ET Station shall be installed no further than 90'away from the controller and a minimum of 15'off of the ground, out from under any overhead obstructions such 9 as, but not limited to, building overhangs,trees, or utilities. - Contractor shall include in their bid the addition of one(1)copper grounding plate and #6 AWG bare copper wire for controller grounding as necessary. SECTION VIEW C5) SECTION VIEW 10 WALL MOUNTED CONTROLLER 5 GROUNDING PLATE AND LIGHTNING ARRESTOR 2 2-WIRE IRRIGATION CONNECTIONS P-CO-18056.E-32 3/4 = 1-0 P-CO-18056.E-50 P-CO-18056.E-47 TECHLINE CV MAXIMUM LENGTH OF SINGLE LATERAL(FEET) PLAN VIEW ISSUE ISSUED FOR PLAN CHECK Irrigation mainline. DRIPPERSPACING ,2" 1s" za" o Q Round locking ISSUE DATE: 5 05 2021 Pavement, Remote control irrigation valve DRIPPER FLOW # 1 # 2 # 3 # 4 # 5 valve box. g RATE(GPH) 0.2E 0.4 0.6 0.9 0.2E 0.4 0.6 0.9 0.6 0.9 wall, Or pressure regulator/filter. I building. 1 Basket filter/pressure REVISIONS 15 127 109 86 65 177 151 120 91 152 116 „ N 25 427 325 256 194 604 459 361 274 458 348 p regulator. See irrigation LLL�ff�� DESCRIPTION DATE ° 35 53s aos 3zz zaa 7s3 57s ass 3as sso aao Circular legend for make and w < D model #. Lateral line from the remote v as s,s ass ass zso a77 ssa 523 397 sss sos < valve box control irrigation valve. See irrigation TECHLINE FLOW PER 100 FEET Circular (6 D) Finished grade. plans for pipe size. W valve box DRIPPER 0.2E GPH DRIPPER 0.4 GPH DRIPPER 0.6 GPH DRIPPER 0.9 GPH DRIPPER < Sch. 40 PVC supply header. SPACING ° ° (10" D) See header sizing chart for 6"typ. GPH GPM GPH GPM GPH GPM GPH GPM Standard Standard further information. 12" 26.40 0.44 40.00 0.67 61.00 1.02 92.00 1.53 rectangular rectangular 18" 17.58 0.29 26.67 0.44 41.00 0.68 61.00 1.02 valve box valve box 1" Sch. 80 threaded Inline driptubing with check M I 18" x 12"x 12") (18"x 12" x 24' union. 9 E 24" N/A N/A N/A N/A 31.00 0.51 46.00 0.77 valve. See irrigation legend X _M -� for emitter size and spacing. E a) SUPPLY AND EXHAUST HEADER SIZING CHART(UNLESS NOTED ON PLANS) 0) o S I Jumbo rectangular 1'-0" 1'-0" V-0" 1'-0" 1" Sch. 80 male 6"typ. rn STEP 1: ADD LENGTH OF ALL TECHLINE LATERAL TUBING CONNECTED TO THE HEADER. _ i` - STEP 2: DIVIDE THIS TOTAL LENGTH BY 100 TO INDICATE THE LENGHT IN UNITS OF 100. valve box '-' L 0 STEP 3: LOCATE THE GPM THAT APPLIES FOR EACH UNIT OF 100 FEET LENGTH ON THE CHART"TECHLINE (22"X 16"X 12") adapter. U FLOW PER 100 FEET". MULTIPLY THIS GPM NUMBER TIMES THE UNITS OF 100 FEET FOR THE a) I TOTAL GPM AT THIS HEADER. Qe eC ,� Lateral line pipe �11 pp 6" I 0) STEP 4: SIZE THE HEADER WITH THE FOLLOWING: �l O a e o a� C Q Ck\ \1 0� EXAMPLE � - 1 TO 6 GPM: 1"HEADER. 6 TO 10 GPM: 1"HEADER. -A`aC,e GO�(\'LC e�j\y Q.�S .\aG to the remote control 10 TO 20 GPM: 1 1/2"HEADER. 20 TO 30 GPM: 1 1/2"HEADER. V" Q 12"o.c. irrigation valve. _ _ t Potable water system on Controller'A', Remote control valve typ. TECHLINE CV GENERAL GUIDELINES FOR WATERING TIME Identification Guide See irrigation plans for o o �OE KEY station # 3.BI nk ri in i iz . a d ptub g ppes a o000 0o PLAN: header around the TURF SHRUB&GROUND COVERono ��PW A MV # 2 Green Master valve Notes: o edge of tree root ball CLAY LOAM SANDY CLAY LOAM SANDY 4"X 8" bricks. o 6 typ. PW A FS # 2 Green Flow sensor DIPPER FLOW(GPH) 0.2E 0.4 0.6 0.2E 0.4 0.6 _ l I v--vw�v--vw�v--vw�v-vw�v-vw PW A HM # 2 Green Hydrometer 1 Valve box# 1 thru # 4 shall have stainless steel locking Y Three inch thick 12 DRIPPER INTERVAL 18" 12" 12" 18" 18" 12 hardware. o c typ PW A BV # 2 Green Ball valve 3 or less a 0 0 0 0 0 See irrigation plans 2-Valve boxes shall be labeled b hot iron branding or aluminum (3 ) pea gravel. 0 0 0 0 0 for tree irrigation. LATERAL(ROW)SPACING 1a"-zz° 1a°-zz" 1z°-1s" 1a"-za° 1a"-za° 1s^-zo° PW A BV # 1 Green Ball valve 4"or more Y g g PW A GV # 2 Green Gate valve asphaltic base water proof paint. �� APPLICATION RATE(IN/HR) .19-0.15 .43-.35 .96-.72 .19-.21 .29-.21 .72-.58 - In END FEED EXAMPLE PW A ARV # 2 Green Air release valve 3 Locate valve assemblies in planting area. 4 stainless steel mesh. F TIME TO APPLY1/4" 7s-100 35-43 16-21 79-107 52-71 21-26 4-Valve locations shall be approved b the Owner's Representative PW A QCV # 4 Green Quick coupler valve pp y p prior to installation. Notes: Notes: PW A RCV # 2 Green Remote control valve 5-Valve boxes shall be centered above valve assemblies to facilitate - Drip tubing stakes shall be installed 24" o.c. spaced equidistant between each 1- Contractor shall threaded fittings with no more than two (2)wraps of teflon tape or monster tape. Drip indicator&flush valve. See irrigation legend for Edge of pavement. p 9 P q PW A MS # 2 Green Moisture sensor access and maintenance. filter/pressureN 2- Prior h installation i n f h drip r I r h ntr r h II fl h h lines minimum f w 2 times remove II I emitter. Staples shall be installed at all Tees and Elbows. o to the sta at o o the d p regulator,, the Contractor shall us the es a u o two ( )t es to a glue,tape PW A GR # 5 Green Grounding rod make and model. See irrigation plan for location. - Dri tubing stakes shall be 9" PVC coated alvainzed. GPH Model # g 6-Valve boxes shall be flush with finished grade. and/or debris from the mainline and lateral lines. p g g PW A SB # 4 Green Splice box See irrigation detail for further information. P - g 7 Valve boxes shall be set parallel to each other and perpendicular 3- After the installation of the dripfilter/pressure regulator, the Contractor shall cap all lateral lines downstream of the filter and pressurize the irrigation END FEED EXAMPLE GDTS130900. ° PW A FC # 2 Green Future connection to the edge of pavement. g p p g F - Drip tubing located on slopes greater than 10/o shall have drip shut off PW A SA # 3 Green Surge Arrestor 8-See other irrigation details for further information. system and verify there are no leaks or breaks. N LI N E DRIP LAYOUT valves installed valves grade at the lowest three (3)drip laterals. For sub-surface VALVE BOX LAYOUT 1 " BASKET DRIP FILTER/PRESSURE REGULATOR U LATO R 8 drip shut off valves shall be located in a 6 round valve box. 6 3 SCALE: 3/4" = V-0" P-CO-18056.E-35 P-CO-18056.6-40 P-CO-18056.E-36 PROJECT NUMBER: 18056.E WA DRAWN BY: TC CHECKED BY: TC STAMP: \ PODSCAPE O GPRR❑L L icy o P n •* Signature 4-30-22 >. Renewal Date 9TF ate F 0 OF CA\-\ Irrigation Details 8c Notes SHEET cN NUMBER: o � CV � Cn L - 4 O 0 Q_0 Community Development Department Planning Division — Cupertino -CUPERTINO APPROVED Case# D I R-2021-011 Rfvw Application Number(s) Approval Body: Director/Staff RMW 30 E Santa Clara St. Approva I Date 12/13/21 Drip tubing. See irrigation legend Architecture Suite 200 Signature Jeffrey Tsumura for emitter type and spacing. Interiors San Jose Case Manager California Round valve box with locking lid. Seal each end of the conduit run using aerosol foam or Office Fax Connect red to red wire and black to black wire with approved equal. 408 294-8000 415 294-1747 a water proof splice connector as approved by the Controller manufacturer. Connect red to red wire and black to black wire with a water proof splice connector as approved by the rmw.com Moisture sensor shall be located equidistant Controller manufacturer. between each drip line and a minimum of 12" off of the pipe header. Set length at a 450 Finished grade. angle and blade in the vertical position with wires at the bottom. Sensor depth shall vary depending on plant species and size of root ball. The Contractor Pavement. shall confirm the sensor depth and location with the 12" min. Owner's Representative prior to installation and backfilling. d d' —.JL=iL= II=I[=]J= =J]_ E _9WI1_I1_1L_ I I I I =E—E EILE Ilh 11111111 1 a. Three(3)4" x 8" bricks. 8"welded wire mesh. SECTION VIEW 1-1/2" Sch. 40 electrical conduit. PVC supply header. See drip tubing layout detail. Drip tubing. See irrigation legend for emitter type and spacing. Round valve box with locking lid. Connect red to red wire and black to black 1-1/2" Sch. 40 electrical conduit. wire with a water proof splice connector as approved by the controller manufacturer. APPLE BUBB 03 a e e • . .A 10201 BUBB ROAD e 'O •d e; °.pL CUPERTINO CA° e ° a D � . . d° Contractor shall leave three feet(3') of extra moisture sensor wire and coil it into a one foot(V)diameter bundle and secure it underneath the irrigation valve ° with black zip ties. Seal each end of the conduit run using aerosol foam or approved equal. ISSUE ISSUED FOR PLAN CHECK Moisture sensor shall be located equidistant ISSUE DATE: 5/05/2021 between each drip line and placed so half of the sensor is located between two rows of drip lines and the other half extends outside of the REVISIONS furthest drip line. Set length at a 450 angle and blade in j� the vertical position with wires at the bottom. Sensor /�� DESCRIPTION DATE depth shall vary depending on plant species and size of root ball. The Contractor shall confirm the sensor depth and location with the Owner's Representative prior to installation and backfilling. Note: 1- Common wire and controller wire shall be direct burial twisted #14 AWG or larger with a color coded polyethylene jacket or per the controller manufacturer approved 2-wire irrigation wire . 2-All wire runs shall be continuous without any splices unless approved by the Owner's Representative. See splice box detail. Wire connections shall be made using DBR/Y-6 connectors or approved equal. 3-All 2-wire irrigation wire shall be in sleeved in 1-1/2" Sch. 40 electrical conduit. 4- See 2-wire irrigation valve detail and 2-wire irrigation connection detail for further information. 5- 2-wire shall be stripped using Gorilla 2-wire wire strippers or approved equal. 5- Moisture sensor is provided with fifty feet(50')of wire attached. The sensor is to be installed within this limits of this wire. In no circumstances shall a splice box be used to extend the wire distance without written approval from the Owner's Representative. KEY PLAN: 6- Moisture sensor shall be placed in the location as shown on the plans and connected to the remote control irrigation valves that irrigates that area. In no circumstances shall a moisture sensor be connected to a valve that does not irrigate in that location without written approval from the Owner's Representative. If approval is given the sensor location,valve it is connected to and valve that irrigates its location shall be noted on the as-builts. 7-Sensor location shall be reviewed and approved by the Owner's Representative prior to backilling. Contractor shall test the connectivity of the sensor to the controller through the irrigation controller or controller's online management software. PLAN VIEW N 1 MOISTURE SENSOR WITH INLINE DRIP P-CO-18056.E-43 SCALE PROJECT NUMBER: 18056.6 WA DRAWN BY: TC CHECKED BY: TC STAMP: �ODSCAPE ��O GPRR❑L L �icy o P n *• Signature *• 4-30-22 >. Renewal Date 9TF ate F 0 OF CA\-\ Irrigation Details 8c Notes Q SHEET cN NUMBER: oL 5 CV � � Q) O 0 Q_0 Community Development Department Planning Division — Cupertino CUPERTINo APPROVED s`�' Plant Legend r Am Case # DIR-2021-011 ApplicationNumber(s) W TREES CODE BOTANICAL/COMMON NAME SIZE TYPE USE WUCOLS STYLE CA NATIVE QTY Approval Body: Director/Staff RMW 30 E Santa Clara St. Approva I Date 12/13/21 AP Acer palmatum Existing Deciduous Accent Tree Medium Standard No 4 Architecture Suite 200 Japanese Maple Interiors San Jose Signature Jeffrey Tsumura Trees to remain shall be protected California 95113 Case a*age in place. See tree protection detail Llfor further information. Office Fax FA Fraxinus americana Existing Deciduous Street Tree Low Standard No 2 408 294-8000 415 294-1747 White Ash Trees to remain shall be protected rmw.com in place. See tree protection detail for further information. • SS Sequoia sempervirens Existing Evergreen Specimen Tree Medium Standard Yes 2 Limit of work. Coast Redwood �61£ Trees to remain shall be protected in place. See tree protection detail for further information. H JI1i21dd GN �I ®� • ......... 4:� y��J. .✓�� SHRUBS CODE BOTANICAL/COMMON NAME SIZE TYPE WUCOLS CA NATIVE AB3 Aloe x'Blue Elf' 1 gal Evergreen Low No 9 (� Aloe AD3 Arctostaphylos x -John Dourley- 5 gal Evergreen Low Yes 6 John Dourley Manzanita zz BP Baccharis pilularis Pigeon Point' 5 gal Evergreen Low Yes 2 Coyote Brush T T T JI J •:�. �.:./ , BB Bouteloua gracilis 'Blonde Ambition' 1 gal Evergreen Low No 41 a' Blonde Ambition Blue Grama )r-, . o_ o o_ o 0 0 0 0 0 0 0 0 0 0 0 0 I • °Y - _ • ,o EG Eriogonum grande rubescens 1 gal Evergreen Low Yes 9 Red Buckwheat 0 ri o0 HM Heuchera maxima 1 gal Evergreen Medium Yes 52 Island Alum Root j yaw r.:. (D MV Monardella villosa 1 gal Evergreen Very Low Yes 25 Coyote Mint ✓, 0 o O RV Ribes viburnifolium 1 gal Evergreen Low Yes 13 :k•�. - 0 0 0 0 I Evergreen Currant 0 0 O ! G TC Teucrium cossonii 1 gal Evergreen Very Low No 14 Creeping Germander 10201 BUBB ROAD WF Woodwardia fimbriata 1 gal Evergreen Medium Yes 9 APPLF BUBB 11 , r , , �. • Giant Chain Fern 03 a. S4 a I 10201 BUBB ROAD Groundcover Legend CUPBTINO -;:�.:.,-;: BARK MULCH CA SYMBOL DESCRIPTION QTY 1 5"thick layer of Landscape Mulch. Type: Redwood Chip Mulch. Contractor to 2,608 sf I �'' :�• provide material samples for approval prior to instalation. `s Notes: 1 - Graphic quantities take precedence over written quantities 2 -All trees shall be of quality as prescribed in the details and specifications. Any tree not meeting such requirements shall be removed from the site and replaced at no cost to the owner. 3 -Trees shall not be planted within: } _ r •� TG 01 a. 6-0 of drive approaches C) b. 6-0 of sewer lines ::; • ` :�" c. 6-0" of water lines a' d. 10'-0" of fire hydrants o e. 20'-0" of light standards 0 4- Shrubs located wtithin the dripline of existing trees to remain shall follow the shrub-unmodified installation detail. ISSUE SSUED FOR PLAN CHECK a� 0 5 -All quantities and amounts shown on the plans are best estimates for the benefit of the contractor. In field ' ..) conditions may vary compared to what is shown on the plans. Therefore, it is the Contractor's responsibility to ISSUE DATE: 5/05/2021 r? verify all lengths, square footages, and amounts prior to bidding the project. O REVISIONS 'I a.: a•:'a'.: �rr� DESCRIPTION DATE a: s o.a.. .a• •� • )• �. �J \,J T T •'�' •.a..'k .'.a:.•4 KEY ;,•lY PLAN: NO PARKING N m SCALE: PROJECT NUMBER: 18056.E WA DRAWN BY: TC m CHECKED BY: TC STAMP: �ODSCAPE ��O GPRR❑L L �icy o p n Cl) Signature 4-30-22 >. Renewal Date 9TF' ate F O�� OF CA\-\ Planting Pan • Q 0 10 20 30 40 feet SHEET cN NUMBER: o � CV � Know what's below. L - 6 1" = 10 Call before you dig. - 00 Q_0 CommunitGENERALa ANTING NOTES Plann7ln x�slQq itieii-4Rf%rAgRbn on the drawings relating to existing utility lines and services from -CUPERTINO the MP:OMhIDavailable. All such information is furnished only for information and is not I its as required to determine the exact location of One central leader Case# �� ontractor shall excavate test p q (No codominant RtvW ms) Example U n It n service for precise utility locations before beginning of an work. 811, DIG A B Aspect Ratio RMW 30 E Santa Clara St. Approva I Body: DA��f<�' I g p Y g g Y 1.so° o.so° 0.33 g A Approval I Date � •, ,h.".,;ro,,".. -The r„ntractor shall notify the following agencies at least 48 hours in �\ A Architecture Suite 200 --...-, • --�_. ._..__ ...- -_.._.a 2.50" 0.90" 0.3E P Signature Jeffr0.wLLF�LAAexcavating around any of their structures. The utility companies listed below shall be Shrub. ACCEPTABLE Interiors San Jose COntWanager � \ Root ball. B 2.0" 1.001, 0.50 California 95113 - Gas Company 2.50" 1.60" 0.64 -Telephone Company 4" layer of mulch. 4" high x 8"wide round -topped soil Office Fax - Electrical Power Company No more than 1" of berm above root ball surface shall be 408 294-8000 415 294-1747 - Cable Television Company mulch on top of constructed around the root ball. Aspect ratio of B:A less than 0.66 -Water Supply Company root ball. (See Berm shall begin at root ball periphery. Aspect ratio is less as measured 1" above the top of specifications for than 0.66. the branch union. rmw.com The California Public Utilities Commission mandates that in, in the interest of public safety, main mulch). Prior to mulching, lightly tamp soil Multiple leaders line gas valves be maintained in a manner to be readily accessible and in good operating I','•�I';•�I','�I','�I',•�I',•�I''.'';. �I',•�I ,;�I�•�I�•�I�•�I�•�I� Several codominant , .. , around the root ball in 6" lifts to brace condition. The Contractor shall notify the gas company's headquarters planning office 48 hours Finished grade.- shrub. Do not over com act. When the leaders) prior to the start of construction. p ........................................... ......... planting hole has been backfilled, pour Modified soil. water around the root ball to settle the 3. Contractor shall be responsible for making himself familiar with all underground utilities pipes, A p g g p p soil. Depth varies. See P ::::: . ................................................ and structures. Contractor shall take sole responsibility for any cost incurred due to damage of specifications for soil E said utilities. ............. .. .. ............ e 0 modification). � Example 4. All scaled dimensions on the drawings are approximate. Before proceeding with any work, the Existing soil. A A B Ratio Contractor shall carefully check and verify all dimensions and quantities, and shall immediately REJECTABLE 2.50" 1.80" 0.72 inform the Owner's Representative of any discrepancies between the information on the drawings -TF=]T=s SECTION VIEW 2.0" 2.0" 1.0 and the actual conditions refraining from doing any work in said areas until given approval to do Root ball rests on sob the Owner's Representative. existing or 2.50" 2.0" o.so Y p recompacted soil. 4.0" 3.0" 0.75 5. The Contractor shall obtain and pay for all permits related to this section of the work unless Aspect ratio is previously excluded under provision of the contract or general conditions. The Contractor shall greater than 0.66. Aspect ratio of B:A greater than or equal to 0.66 comply with all laws and ordinances bearing on the operation of conduct of the work as drawn Notes: Notes: and specified. If the contractor observes that a conflict exist between permit requirements and the 1- Shrubs shall be of quality prescribed in the root observations detail and specifications. 1-Aspect ratio shall be less than 0.66 on all branch unions. Aspect ratio is the diameter of branch work outlined in the contract documents, the Contractor shall promptly notify the Owner's 2-S (B)divided by the diameter of the trunk(A)as measured 1" above the top of the branch union. See specifications for further requirements related to this detail. Representative in writing including a description of any necessary changes and changes to the 2-Any tree not meeting the crown observations detail may be rejected. contract price resulting from changes in the work. 6. Wherever references are made to standards or coded in accordance with which works is to be 4 SHRUB - MODIFIED SOIL 1 CROWN OBSERVATION DETAIL - LOW BRANCHED performed or tested, the edition or revision of the standards and codes current on the effective P-CO-18056.E-55 date of this contract shall apply, unless expressly set forth. ACCEPTABLE REJECTABLE 7. In case of conflict among any referenced standards or codes or between any referenced Structural Top of '=,;..':_• roots. , standards and codes and the specifications, the more restrictive standard shall apply or Owner's root Representative shall determine which shall govern. Root collar. ball. 8. The Contractor shall adequately protect the work, adjacent property, and the public, and shall `'`''; Absorbing roots. be responsible for any damages or injury due to the Contractor's actions. �'�'?:': 9. The Contractor shall be responsible for any coordination with subcontractors as requiring to 7 Point accomplish the planting operations. Shrub. top- Structural roots circle interior of root ball. No Only absorbing roots reach the periphery Rootball. most root structural roots are horizontal and reach the near the top of the root ball. Structural 10. Contractor shall be aware of all surface and subsurface conditions, and to notify the Owner's \ emerges root ball periphery near the top of the root roots mostly wrap or are deflected on the Representative, in writing of any circumstances that would negatively impact the health of 4" layer of mulch. 4" high x 8"wide round -topped soil from trunk. ball. root ball interior. plantings. Contractor shall not proceed with work until corrected. No more than 1" of �� v� berm above root ball surface shall be a. Should subsurface drainage or soil conditions be encountered which would be mulch on top of constructed around the root ball. The point where top-most root(s) emerges from the trunk(root collar) detrimental to growth or survival of plant material, the Contractor shall notify the root ball. (See Berm shall begin at root ball periphery. should be within the top 2"of substrate. The root collar and the root _ ball interior should be free of defects including circling, kinked, Owner's Representative in writing, stating the conditions and submit a proposal specifications for covering the cost of corrections. If the contractor fails to notify the Owner's mulch). ascending, and stem girdling roots. Structural roots shall reach the periphery near the top of the root ball. Representative of such conditions, he/she shall remain responsible for the plant , , , , , Prior to mulching, lightly tamp soil p p p ; %,`,��%,`,��%`��%,`,��%;�1, ••• j ';I�%`I %�I:%;I!%;I!%;I!%;I! around the root ball in 6" lifts to brace material under the warrantee clause of the specifications. Finished grade. ,/ e shrub. Do not over compact. When the -Root ball periphery. _ APPLE BUBB Slope sides of planting hole has been backfilled, pour 11. Irrigation and site preparation work shall be completed and accepted prior to the installation loosened soil. water around the root ball to settle the Structural roots descend into root ball interior. Structural roots circle and do not radiate of any plants. IT iL=1 11 IT• soil. No structural roots are horizontal and reach the from the trunk. a. Planting operations shall not begin until such time that the irrigation system is Loosened soil. '.'. °. .° root ball periphery near the top of the root ball. g p g 9 Y 03 Dig and turn the soil ° completely operational for the areas to be planted, and the irrigation system for that area has to reduce the 2 B U B B ROAD been preliminarily inspected and approved by the Owner's Representative. compaction to the Existing soil. "`` Roots >.•. ;;._... area and depth growing C U P E R T N O 12. The Owner's Representative shall be informed of the progress of the work so the work may shown. tangent to be observed at the following key times in the construction process. The Owner's Representative Root ball rests on 3x's widest dimension of root ball. trunk. C A shall be afforded sufficient time to schedule visit to the site. Failure of the Owner's Representative existing or to make field observations shall not relive the Contractor from meeting all the requirements in the recompacted soil. SECTION VIEW Structural root. plans, details and specifications. Roots radiate from trunk and reach side of root ball without Structural roots missing from one side, a. Pre- Construction meeting. deflecting down or around. Structural roots primarily grow to one side. and/or grow tangent to trunk. b. Site conditions prior to the start of planting. Notes: c. Plant quality. Notes: 1-Observations of roots shall occur prior to acceptance. Roots and substrate may be removed during the observation process; substrate/soil shall be replaced after d. Completion of planting. 1- Shrubs shall be of quality prescribed in the root observations detail and specifications. observation has been completed. 2- Small roots (1/4"or less)that grow around, up, or down the root ball periphery are considered a normal condition in container production and are acceptable 13. If the work fails to pass inspection, any subsequent inspections must be rescheduled as 2-See specifications for further requirements related to this detail. however they should be eliminated at the time of planting. Roots on the periperhy can be removed at the time of planting. (See root ball shaving container detail). 3- See specifications for observation process and requirements. required in the specifications. The cost to the Owner for additional inspections will be charged to the Contractor at the prevailing hourly rate of the inspector. 5 SHRUB - UNMODIFIED SOIL 2 ROOT OBSERVATION DETAIL - CONTAINER 14. Contractor shall include in the bid continued maintenance (warranty) period of 180 days after P-CO-18056.6-54 P-CO-18056.6-53 completion of construction and acceptance of the project by the Owner's Representative. 15. Submit to the Owner's representative, for approval, plant sources including the names and ISSUE ISSUED FOR PLAN CHECK locations of nurseries proposed as sources of acceptable plants, and a list of the plants they will ISSUE DATE: 5/05/2021 provide. The plant list shall include the botanical and common name and the size at the time of selection. Inspect all nursery materials to determine that the materials meet the requirements of Water Efficient Landscape Worksheet REVISIONS the specification. Use drop down menus or type in values in white cells only.Results appear in Yellow or Red highlighted cells below. /�� DESCRIPTION DATE 16. The landscape plans have designed in accordance with the state model water efficient BEFORE SHAVING SHAVING PROCESS SHAVING COMPLETE landscape ordinance (MWELO). It is the Contractors responsibility to adhere to the requirements Site Information 03 and regulations of that ordinance during the installation of the landscape design Ian. During the Project Name 4 Bubb ti 9 9 p g p 9 Project Location� Cupertino,Ca installation of the landscape design plan, any portion which comes into conflict with MWELO shall Site Type 4 Commercial Allowed ETAF: 0.45 be brought to the attention of the Owner/Owner's Representative. In the even that notification Annual Eto(inches/yr)4 45.3 does not take place, the Contractor assumes responsibility for all necessary changes and work in op order to meet compliance. i Hydrozoneor Estimated ,-��4.•.: .+.>...F:r' :•=�`:::•••.... Irrigation Irrigation HYdr zon e Planting Plant Factor(PF) ETAF(PF IE) ETAF xArea Total Water / - t•.4...'<::-�+kz.-;.r:. �. :�• Method Efficiency(IE Are a s ft. - • `• � •' �"'''`''"' Description Use al. r. � ,>ti '` � ,tea Regular Landscape Areas •. - - - 1(Shrubs/GPH) 0.3 Low Drip 0.81 0.4 2,608 966 27,129 _ 3 4 / Q 6 \ o D • 7 0 SUBTOTAL 2,608 966 27,129 c. O a Special Landscape Areas K E Y 9 1 0 0 • PLAN: 10 1 0 0 11 1 0 0 12 1 0 0 SUBTOTAL 4 0 0 0 Shave root ball here to Shave outer Root tips exposed at Estimated Total Water Use(ETWU) 27,129 remove all roots periphery periphery of root ball. All Maximum Allowed Water Allowance MAWA 32,962 growing on periphery. of the root ball a roots growing around maximum periphery are removed. of 2"thick. ETAF Calculations Notes: Regular Landscape Areas Total ETAF x Area 966 Total Area 2,608 Notes: Average ETAF 0.37 1-Shaving to be conducted using a sharp blade or hand saw eliminating no more than needed to remove all roots on the periphery of root ball. N All Landscape Areas 2-Shaving can be performed just prior to planting or after placing in the hole. Total ETAF x Area 966 *Adapted from California Code of Regulations Title 23,Division URBAN TREE FOUNDATION©2014 Total Area 2,608 2,Chapter2.7.Model Water Efficient Landscape Ordinance OPEN SOURCE FREE TO USE Sitewide ETAF 0.37 ROOT BALL SHAVING DETAIL 3 SCALE: P-CO-18056.6-51 PROJECT NUMBER: 18056.6 WA DRAWN BY: TC CHECKED BY: TC STAMP: �ODSCAPE GPRR❑L L icy O J�c, P n •*• Signature *• 4-30-22 >. Renewal Date 9TF ate F 0 OF CA\-\ P a nti n g Deta i s 8c Notes Q SHEET cN NUMBER: oL 7 CV � � Q) 0 - (_) _0 g. Irrigation subcontractor E. Perform other pruning task as indicated on the drawings or requested by the Owners Representative. 1.10 SUBMITTALS throughout the stockpile after harvesting. Community Deo�-W,0kt(MlN@ffXM B. Prior to this meeting,mark all trees and plants to remain and or be removed as described in this specification for review and approval by F. Where tree specific disease vectors require,sterilize all pruning tools between the work in individual trees. A. See the contract General Conditions for policy and procedures related to submittals. D. Stockpiled Existing Topsoil at the site meeting the above criteria may be acceptable. P I a In 41 Ing DWNBWaTE0 the Owner's Representative. E. Provide a two gallon sample from each Imported Topsoil source with required soil testing results.The sample shall be a mixture of the RK HIS:Shall consist of specifications and its general conditions and 3.12 WATERING B. Submit all product submittals eight weeks prior to the start of the soil work. random samples taken around the source stockpile or field.The soil sample shall be delivered with soil peds intact that represent the size and T e intent of these documents is to include all labor, materials,and A. The Contractor shall be fully responsible to ensure that adequate water is provided to all plants to be preserved during the entire the drawin qs. c 1.13 QUALITY ASSURANCE quantity of expected peds in the final delivered soil. CUPLRTINO ARR-AW-a- 6sary for the proper execution of the work.The documents are to be A. Contractor qualifications: construction period.Adequate water is defined to be maintaining soil moisture above the permanent wilt point to a depth of 8 inches or greater. C. . Product data and certificates:For each type of manufactured product,submit data and certificates that the product meets the specification 2.2 COMPOST Case # D I R-MP*fMaf one.Whatever is called for by any parts shall be as binding as if called for 1. All pruning,branch tie back,tree removal,root pruning,and fertilizing required by this section shall be performed by or under the direct B. The Contractor shall adjust the automatic irrigation system,if available,and apply additional water,using hoses or water tanks as requirements,signed by the product manufacturer,and complying with the following: A. Compost:Blended and ground leaf,wood and other plant based material,composted for a minimum of 9 months and at temperatures rvvw Applicatil.1AI.P.M") supervision of ISA Certified Arborist Submit aforementioned individual's qualifications for approval by the Owners Representative. required. 1. Submit manufacturers or suppliers product data and literature certified analysis for standard products and bulk materials,complying with sufficient to break down all woody fibers,seeds and leaf structures,free of toxic material at levels that are harmful to plants or humans.Source iq&TLION:The Contractor shall verify measurements on the drawings before 2. All applications of pesticide or herbicide shall be performed by a person maintaining a current state license to apply chemical pesticides C. Periodically test the moisture content in the soil within the root zone to determine the water content. testing requirements and referenced standards and specific requested testing. material shall be yard waste trimmings blended with other plant or manure based material designed to produce Compost high in fungal material. Approval Body: &tectoV[7,%11 valid in the jurisdiction of the project.Submit copies of all required state licensing certificates including applicable chemical applicator licenses. 3.13 WEED REMOVAL a. For each Compost product submit the following analysis by a recognized laboratory: inning work. In case of error or discrepancy in the drawings or specifications or in the A. During the construction period,control any plants that seed in and around the fenced Tree and Plant Protection area at least three times 1.)pH 1. Compost shall be commercially prepared Compost and meet US Compost Council STAITMECC criteria or as modified in this section for RMW 30 E Santa Clara St. Approva I Date 12/1 3911k of others affecting his/her w rk, he/she shall notify the Owner's Representative PART2 PRODUCTS a year. 2.) Salt concentration(electrical conductivity) "Compost as a Landscape Backfill Mix Component". Architecture Suite 200 immediately'The Contractor shall be held responsible for any damages or loss due to http://compostinqcouncii.org/admin/Wp-content/plugins/wp-pdfupload/pdf/191/LandscapeArch-Specs.pdf Interiors San Jose Signature Jeffrey suLnqL 1. All plants that are not shown on the planting plan or on the Tree and Plant Protection Plan to remain shall be considered as weeds. 3.) Moisture content%,wet weight basis @___-- - ---asairistructions. California 95113 hoiliv, lailu" '_ 2.1 WOOD CHIPS: 2. Compost shall comply with the following parameters: Case Manager A. Wood Chips from an arborist chipping operation with less than 20%by volume green leaves. Chips stockpiled from the tree removal B. At the end of the construction period provide one final weeding of the Tree and Plant Protection Area. 4.) Particle size%passing a selected mesh size,dry weight basis a. pH:5.5-8.0. C. MATERIALS, MACHINERY, EMPLOYEES: Except as otherwise noted,the Contractor process may be used. 3.15 INSECT AND DISEASE CONTROLLER 5.) Stability carbon dioxide evolution rate mg CO2-C per g OM per day shall provide and pay for all materials,labor,tools,and other items necessary and 2.2 TREE PROTECTION FENCING: A. Monitor all plants to remain for disease and insect infestations during the entire construction period. Provide all disease and insect 6.) Solvita maturity test b. Soil salt(electrical conductivity):maximum 5 dS/m(mmhos/cm). Office Fax incidental to the completion of his/her work. A. PLASTIC MESH FENCE: Heavy-duty orange plastic mesh fencing fabric 48 inches wide.Fencing shall be attached to metal"U"or"T" control required to keep the plants in a healthy state using the principles of Integrated Plant Management(IPM).All pesticides shall be applied by 7.) Physical contaminants(inerts)%,dry weight basis c. Moisture content%,wet weight basis:30-60. 408 294-8000 415 294-1747 post driven into the ground of sufficient depth to hold the fabric solidly in place with out sagging.The fabric shall be attached to the post using a certified pesticide applicator. 8.) US EPA Class A standard,40CFR§503.13,Tables 1 and 3 levels Chemical Contaminants mg/kg(ppm) d. Particle size,dry weight basis:98%pass through 3/4 inch screen or smear. D. SURVEYS, PERMITS, REGULATIONS:The Owner shall furnish an adequate survey of attachment ties of sufficient number and strength to hold up the fabric without sagging.The Owner's Representative may request,at any time, 3.14 CLEAN-UP b. For Coarse Sand product submit the following analysis by a recognized laboratory: e. Stability carbon dioxide evolution rate:mg CO2_C/g OM/day<2. rmw.com the property.The Contractor shall obtain and pay for all permits and comply with all laws additional post,deeper post depths and or additional fabric attachments if the fabric begins to sag,lean or otherwise not present a sufficient A. During tree and plant protection work,keep the site free of trash,pavements reasonably clean and work area in an orderly condition at 1.)pH f. Solvita maturity test:>6. and ordinances bearing on the operation or conduct of the work as drawn and specified. barrier to access. the end of each day.Remove trash and debris in containers from the site no less than once a week. 2.) Particle size distribution(percent passing the following sieve sizes): g. Physical contaminants(inerts),%,dry weight basis:<1%. If the Contractor observes that a variance exists therewith he/she shall promptly notify 2.4 TREE PROTECTION SIGN: 1. Immediately clean up any spilled or tracked soil,fuel,oil,trash or debris deposited by the Contractor from all surfaces within the project or 3/8 inch(9.5 mm) h. Chemical contaminants,mg/kg(ppm):meet or exceed US EPA Class A standard,40CFR§503.13,Tables 1 and 3 levels. the Owner's Representative in writing and any necessary changes shall be adjusted as A. Heavy-duty cardboard signs,8.5 inches x 11 inches,white colored background with black 2 inch high or larger letters block letters.The on public right of ways and neighboring property. No 4(4.75 mm) i. Biological contaminants select pathogens fecal coliform bacteria,or salmonella,meet or exceed US EPA Class A standard,40 provided in the contract for changes in the work. signs shall be attached to the tree protection fence every 50 feet o.c.The tree protection sign shall read"Tree and Plant Protection Area-Keep B. Once tree protection work is complete,wash all soil from pavements and other structures.Ensure that Mulch is confined to planting beds. No 8(2.36 mm) CIFIR§503.32(a)level requirements. Out". C. Make all repairs to grades,ruts,and damage to the work or other work at the site. No 16(1.18 mm) B. Provide a two gallon sample with manufacturers literature and material certification that the product meets the requirements. E. PROTECTION OF WORK, PROPERTY AND PERSON:The Contractor shall adequately D. Remove and dispose of all excess Mulch,Wood Chips,packaging,and other material brought to the site by the Contractor. No 30(.60 mm) 2.7 MODIFIED EXISTING SOIL(SOIL SUITABLE FOR PLANTING WITH INDICATED MODIFICATION) protect the work, adjacent property, and the public,and shall be responsible for any PART 3 EXECUTION 3.15 Removal of fencing and other Tree and plant protection No 50(.30 mm) A. General definition:Surface soil in the areas designated on the soils plan as Modified Existing Soil has been altered and or graded before damages or injury due to his/her actions. or during the construction process but is still considered acceptable for planting and long term health of the plants specified with the proposed 3.1 SITE EXAMINATION A. At the end of the construction period or when requested by the Owners Representative remove all fencing,Wood Chips or Mulch, No 100(.15 mm) modifications.Modifications respond to the soil problems expected or encountered.The Owners Representative shall verify that the soil in the F. CHANGES IN THE WORK:The owner may order changes in the work,and the contract A. Examine the site,tree,plant and soil conditions.Notify the Owner's Representative in writing of any conditions that may impact the Geogrids and Filter Fabric,trunk protection and or any other Tree and Plant Protection material. No 200(.075 mm) designated areas is suitable for modification at the beginning of planting bed preparation work in that area. sum being adjusted accordingly.All such orders and adjustments plus claims by the successful Tree and Plant Protections that is the intent of this section. 3.16 DAMAGE OR LOSS TO EXISTING PLANTS TO REMAIN D. Samples:Submit samples of each product and material,where required by Part 2 of the specification,to the Owner's Representative for 1. The Owners Representative shall verify that the soil in the designated areas is suitable for the specified modification at the beginning of Contractor for extras must be made in writing before executing the work involved. 3.2 COORDINATION WITH PROJECT WORK A. Any trees or plants designated to remain and which are damaged by the Contractor shall be replaced in kind by the Contractor at their approval.Label samples to indicate product,characteristics,and locations in the work.Samples will be reviewed for appearance only. planting bed preparation work in that area.In the event that the work of this project construction has damaged the existing soil in areas designated A. The Contractor shall coordinate with all other work that may impact the completion of the work. own expense.Trees shall be replaced with a tree of similar species and of equal size or 6 inch caliper which ever is less.Shrubs shall be replaced 1. Submit samples a minimum of 8 weeks prior to the anticipated date of the start of soil installation. for modification to the point where the soil is no longer suitable to support the plants specified with the specified modification,the Owner's G. CORRECTION OF WORK:The Contractor shall re-execute any work that fails to B. Prior to the start of Work,prepare a detailed schedule of the work for coordination with other trades. with a plant of similar species and equal size or the largest size plants reasonably available which ever is less.Where replacement plants are to 2. Samples of all Topsoil,Coarse Sand,Compost and Planting Soil shall be submitted at the same time as the particle size and physical Representative may require further modification of the damaged soil up to an including removal and replacement with soil of equal quality to the conform to the requirements of the contract and shall remedy defects due to faulty C. Coordinate the relocation of any irrigation lines currently present on the irrigation plan,heads or the conduits of other utility lines or be less than the size of the plant that is damaged,the Owners Representative shall approve the size and quality of the replacement plant. analysis of that material. soil that would have resulted from the modification.Damage may include further compaction,contamination,grading,creation of hard pan or materials or workmanship upon written notice from the Owners Representative for a structures that are in conflict with tree locations.Root balls shall not be altered to fit around lines. Notify the Owner's Representative of any 1. All trees and plants shall be installed per the requirements of Specification Section Planting. E. Soil testing for Imported and Existing Topsoil,existing site soil to be modified as Planting Soil and Planting Soil Mixes. drainage problem,and loss of the 0,and or A horizon. period of ninety(90)days from the date of completion of the contract. conflicts encountered. B. Plants that are damaged shall be considered as requiring replacement or appraisal in the event that the damage affects more than 25% 1. Topsoil,existing site soil and Planting Soil Mix testing:Submit soil test analysis report for each sample of Topsoil,existing site soil and 2. General requirements for all soil modifications: 3.3 TREE AND PLANT PROTECTION AREA:The Tree and Plant Protection Area is defined as all areas indicated on the tree protection plan. of the crown,25%of the trunk circumference,or root protection area,or the tree is damaged in such a manner that the tree could develop into a Planting Soil from an approved soil-testing laboratory and where indicated in Part 2 of the specification as follows: a. Take soil samples,test for chemical properties,and make appropriate adjustments. H. Owner's Authorized Representative:The Owner's authorized representative acts as the Where no limit of the Tree and Plant Protection area is defined on the drawings,the limit shall be the drip line(outer edge of the branch potential hazard.Trees and shrubs to be replaced shall be removed by the Contractor at his own expense. a. Submit Topsoil,Planting Soil,Compost,and Coarse Sand for testing at least 8 weeks before scheduled installation of Planting b. Unless otherwise instructed,remove all existing plants,root thatch,and non-soil debris from the surface of the soil using authorized representative of the Owner in conjunction with the project manager,and has crown)of each tree. 1. The Owners Representative may engage an independent arborist to assess any tree or plant that appears to have been damaged to Soil Mixes.Submit Planting Soil Mix test no more than 2 weeks after the approval of the Topsoil,Compost and Coarse Sand.Do equipment that does not add to the compaction in the soil. authority to accept or reject materials or workmanship and to make minor changes in the 3.4 Preparation: determine their health or condition. not submit to the testing laboratory,Planting Soil Mixes,for testing until all Topsoil,Compost and Coarse Sand have been c. All soil grading,tilling and loosening must be completed at times when the soil moisture is below field capacity.Allow soil to drain work not involving extra cost. He will also interpret the meaning of the contract A. Prior to the preconstruction meeting,layout the limits of the Tree and Plant Protection Area and then alignments of required Tree and C. Any tree that is determined to be dead,damaged or potentially hazardous by the Owner's arborist and upon the request of the Owner's approved. for at least two days after any rain event more than 1 inch in 24 hours,or long enough so that the soil does not make the hand documents and may stop the work if necessary to ensure its proper execution. Plant Protection Fencing and root pruning.Obtain the Owners Representative's approval of the limits of the protection area and the alignment of Representative shall be immediately removed by the Contractor at no additional expense to the owner.Tree removal shall include all clean up of b. If tests fail to meet the specifications,obtain other sources of material,retest and resubmit until accepted by the Owner's muddy when squeezed. all fencing and root pruning. all wood parts and grinding of the stump to a depth sufficient to plant the replacement tree or plant,removal of all chips from the stump site and Representative. d. Provide pre-emergent weed control after the soil work is complete and plants planted but prior to adding mulch to the surface,if I. CLARIFICATION OF DRAWINGS BEFORE BIDDING:After reviewing the drawings B. Flag all trees and shrubs to be removed by wrapping orange plastic ribbon around the trunk and obtain the Owner's Representative's filling the resulting hole with topsoil. c. All soil testing will be at the expense of the Contractor. indicated by weed type and degree of threat. thoroughly it is the Contractor's responsibility to clarify with the Owner's Representative approval of all trees and shrubs to be removed prior to the start of tree and shrub removal.After approval,mark all trees and shrubs to be D. Any remedial work on damaged existing plants recommended by the consulting arborist shall be completed by the Contractor at no cost B. Modified existing soil-compacted subsoil removed with orange paint in a band completely around the base of the tree or shrub 4.5 feet above the ground. to the owner.Remedial work shall include but is not limited to: soil compaction remediation and vertical mulching,pruning and or cabling,insect 2. Submit all testing required by California Code of regulation Title 23 waters,Division 2 Department of Water resources Chapter 2.7 Model any questions the Contractor may have regarding the method of construction,quantities, C. Flag all trees and shrubs to remain with white plastic ribbon tied completely around the trunk or each tree and on a prominent branch for and disease control including injections,compensatory watering,additional mulching,and could include application tree growth regulators(TGR). Water Efficient Landscape Ordinance,492.5 Soil Management Report. 1. Description of condition to be modified:Deep soil compaction the result of previous grading,filling and dynamic or static compaction or quality of materials included or called out. If the Contractor cannot contact the each shrub.Obtain the Owner's Representative's approval of all trees and shrubs to be remain prior to the start of tree and shrub removal. E. Remedial work may extend up to two years following the completion of construction to allow for any requirements of multiple applications 3. Provide a particle size analysis(%dry weight)and USDA soil texture analysis.Soil testing of Planting Soil Mixes shall also include USDA forces.Original A horizon likely removed or buried.The soil organic matter,pH and chemistry in the A horizon is likely not suitable for the Owners Representative,the Contractor must qualify his/her bid or accept the D. Prior to any construction activity at the site including utility work,grading,storage of materials,or installation of temporary construction or the need to undertake applications at required seasons of the year. gradation(percentage)of gravel,coarse sand,medium sand,and fine sand in addition to silt and clay. proposed plants and should be modified as required. interpretation of the Owner's Representative on the questionable areas as they develop facilities,install all tree protection fencing,Filter Fabric,silt fence,tree protection signs,Geogrid,Mulch and or Wood Chips as shown on the 4. Provide the following other soil properties: 2. Soil Fracturing: during construction. drawings. END OF SECTION 01 56 39 a. pH and buffer pH. a. Step one:After grading and removing all plants and debris from the surface,spread 1 -2 inches of Compost over the surface of the soil.Loosen the soil to depth of 18-24 inches,using a backhoe to dig into the soil through the Compost.Lift and then drop J. SAMPLES:The Owner's Representative reserves the right to take and analyze samples 3.5 SOIL MOISTURE b. Percent organic content by oven dried weight. the loosened soil immediately back into the hole.The bucket then moves to the adjacent soil and repeats the process until the of materials for conformity to specifications at any time.The Contractor shall furnish A. Volumetric soil moisture level,in all soils within the Tree and Plant Protection Area shall be maintained above permanent wilt point to a SECTION 32 9100 c. Nutrient levels by parts per million including:phosphorus,potassium,magnesium,manganese,iron,zinc and calcium.Nutrient entire area indicated has been loosened. samples upon request by the Owner's Representative. Rejected materials shall be depth of at least 8 inches.No soil work or other activity shall be permitted within the Tree and Plant Protection Area when the volumetric soil PLANTING SOIL test shall include the testing laboratory recommendations for supplemental additions to the soil for optimum growth of the b. Step 2:Spread 3-4 inches of Compost over the ripped area and till into the top 6 inches of the soil surface. immediately removed from the site and replaced at the Contractor's expense.The cost of moisture is above field capacity.The permanent wilt point and field capacity for each type of soil texture shall be defined as follows(numbers plantings specified. 3. Trenching: testing materials not meeting specifications shall be paid by the Contractor. indicate percentage volumetric soil moisture). d. Soluble salt by electrical conductivity of a 1:2 soil water sample measured in Milliohm per cm. a. Step one:After grading and removing all plants and debris from the surface using a chain trenching machine,dig 24 inch deep Soil type Permanent wilt point v/v Field capacity v/v 1.1 SUMMARY e. Cation Exchange Capacity(CEC). trenches,24 inches apart across the entire area.Maintain an 18-inch standoff from the edges of all curbs,paving and structures. K. PRE-CONSTRUCTION CONFERENCE:Schedule a pre-construction meeting with the Sand,Loamy sand,Sandy loam 5-8% 12-18% A. The scope of work includes all labor,materials,tools,supplies,equipment,facilities,transportation and services necessary for,and 1.11 OBSERVATION OF THE WORK Backfill the trenches with Compost. Owners Representative at least seven(7)days before beginning work.The purpose of Loam,Sandy clay,Sandy clay loam 14-25% 27-36% incidental to performing all operations in connection with furnishing,delivery,and installation of Planting Soil and/or the modification of existing A. The Owners Representative may observe the work at any time.They may remove samples of materials for conformity to specifications. b. Step 2:Spread 1-2 inches of Compost over the trenches area and till into the top 6 inches of the soil surface.Compost tilling this conference is to review any questions the Contractor may have regarding the work, Clay loam,Silt loam 11-22% 31 -36% site soil for use as Planting Soil,complete as shown on the drawings and as specified herein. Rejected materials shall be immediately removed from the site and replaced at the Contractors expense.The cost of testing materials not meeting treatment shall extend to the edges of curbs,paving and structures. administrative procedures during construction and project work schedule. Silty clay,Silty clay loam 22-27% 38-41% B. The scope of work in this section includes,but is not limited to,the following: specifications shall be paid by the Contractor. 4. Following soil ripping or fracturing the average penetration resistance should be less than 250 psi to the depth of the ripping or fracturing. 1. Volumetric soil moisture shall be measured with a digital,electric conductivity meter.The meter shall be the Digital Soil Moisture Meter, 1. Locate,purchase,deliver and install soil amendments. 1. The Owner's Representative may utilize the Contractor's penetrometer and moisture meter at any time to check soil compaction and 5. Do not start planting into ripped or fractured soil until soil has been settled or leave grades sufficiently high to anticipate settlement of 10- 01 5639 DSMM500 by General Specialty Tools and Instruments,or approved equivalent meter. 2. Harvest and stockpile existing site soils suitable for Planting Soil. moisture. 15%of ripped soil depth. Tree and Plant Protection B. The Contractor shall confirm the soil moisture levels with a moisture meter.If the moisture is too high,suspend operations until the soil 3. Modify existing stockpiled site soil. B. The Owners Representative shall be informed of the progress of the work so the work may be observed at the following key times in the C. Modified existing soil-soil within the root zone of existing established trees moisture drains to below field capacity. a. Modify existing site soil in place for use as Planting Soil. construction process.The Owners Representative shall be afforded sufficient time to schedule visit to the site.Failure of the Owner's 1. Description of condition to be modified:Surface compaction near or above root limited levels in the upper soil horizon the result of traffic 1.1 SUMMARY 3.6 ROOT PRUNING: b. Install existing or modified existing soil for use as Planting Soil. Representative to make field observations shall not relieve the Contractor from meeting all the requirements of this specification. or other mechanical compaction. A. Prior to any excavating into the existing soil grade within 25 feet of the limit of the Tree and Plant Protection Area or trees to remain,root 4. Fine grade Planting Soil. 1. EXISTING SOIL CONDITIONS REVIEW:Prior to the start of any soil modification that will utilize or modify the existing soil. 2. Modifications: A. The scope of work includes all labor,materials,tools,equipment,facilities,transportation and services necessary for,and incidental to prune all existing trees to a depth of 24 inches below existing grade in alignments following the edges of the Tree and Plant Protection Area or as 2. EXCAVATION REVIEW:Observe each area of excavation prior to the installation of any Planting Soil. directed by the Owner's Representative.Root pruning shall be in conformance with ANSI A300(part 8)latest edition. 5. Install Compost into Planting Soil. f. Remove the tops of all plants to be removed from the root zone. Remove sod with a walk behind sod cutter.Do not grub out the performing all operations in connection with protection of existing trees and other plants as shown on the drawings and as specified herein. 1. Using a rock saw,chain trencher or similar trenching device,make a vertical cut within 2 feet of the limit of grading. 6. Clean up and disposal of all excess and surplus material. 3. COMPLETION of SOIL MODIFICATIONS REVIEW:Upon completion of all soil modification and installation of planting soil. roots of plats to be removed. I. Provide preconstruction evaluations 2. After completion of the cut,make clean cuts with a lopper,saw or pruner to remove all torn root ends on the tree side of the excavation, 1.2 CONTRACT DOCUMENTS 4. COMPLETION OF FINE GRADING AND SURFACE SOIL MODIFICATIONS REVIEW:Upon completion of all surface soil modifications g. Use a pneumatic air knife to loosen the top 9-12 inches of the soil.Surface roots may move and separate from soil during this 2. Provide tree and plant protection fencing. and backfill the trench immediately with existing soil,filling all voids. A. Shall consist of specifications,general conditions,and the drawings.The intent of these documents is to include all labor,materials,and and fine grading but prior to the installation of shrubs,ground covers,or lawns. process but the bark on roots should not be broken 03 3. Provide protection of root zones and above ground tree and plants 3.7 INSTALLATION OF GEOGRIDS,FILTER FABRIC,MATTING,WOOD CHIPS AND OR MULCH services necessary for the proper execution of the work.The documents are to be considered as one.Whatever is called for by any parts shall be 1.13 PRE-CONSTRUCTION CONFERENCE 1.)Pneumatic air knife shall be as manufactured by: 10201 13 U 1313 ROAD 4. Provide pruning of existing trees and plants. A. Install Geogrids,Filter Fabric,matting,Wood Chips and or Mulch in areas and depths shown on the plans and details or as directed by as binding as if called for in all parts. A. Schedule a pre-construction meeting with the Owner's Representative at least seven(7)days before beginning work to review any Concept Engineering Group,Inc.,Verona,PA(412)826-8800 5. Coordinate with the requirements of Section Planting Soil for modifications to the soil within the root zone of existing trees and plants. the Owner's representative.In general it is the intent of this specification to provide the following levels of protection: 1.3 RELATED DOCUMENTS AND REFERENCES questions the Contractor may have regarding the work,administrative procedures during construction and project work schedule. or Supersonic Air Knife,Inc.,Allison Park,PA(866)328 5723 A. Related Documents 1.14 QUALITY ASSURANCE h. Make chemical adjustment as recommended by the soil test and add 2-3 inches of Compost over the soil. CUPERTNO 6. Provide all insect and disease control. 1. All areas within the Tree and Plant Protection area provide a minimum of 5 inches of Wood Chips or Mulch. 1. Drawings and general provisions of contract,including general and supplementary conditions and Division I specifications,apply to work A. Installer Qualifications:The installer shall be a firm having at least 5 years of experience of a scope similar to that required for the work, i. Using the pneumatic air knife,mix the Compost into the top 6-8 inches of the loosened soil. C A 7. Provide maintenance of existing trees and plants including irrigation during the construction period as recommended by the arborist report. 2. Areas where foot traffic or storage of lightweight materials is anticipated to be unavoidable provide a layer of Filter Fabric under the 5 j. Work in sections such that the entire process-including irrigation-can be completed in one day.Apply approximately one inch of inches of Wood Chips or Mulch. of this section. including the preparation,mixing and installation of soil mixes to support planting.The installer of the work in Section:Planting,shall be the same 8. Provide maintenance of existing trees and plants including irrigation during the post construction plant maintenance period. firm installing the work in this section. water over the loosened soil at the completion of each day's work.Apply mulch or turf as indicated on the drawings within one 9. Remove tree protection fencing and other protection from around and under trees and plants. 3. Areas where occasional light vehicle traffic is anticipated to be unavoidable provide a layer of Geogrids under 8 inches of Wood Chips or 2. Related Specification Section 1. The bidders list for work under this section shall be approved by the Owner's Representative. week of the completion of work. Mulch. a. Section-Planting 10. Clean up and disposal of all excess and surplus material. 4. Areas where heavy vehicle traffic is unavoidable provide a layer of Geogrids under 8-12 inches of Wood Chips or Mulch and a layer of b. Section-Irrigation 2. Installer Field Supervision:When any Planting Soil work is in progress,installer shall maintain,on site,an experienced full-time supervisor 2.8 PLANTING SOIL MIXES matting over the Wood Chips or Mulch. c. Section-Tree and Plant Protection who can communicate in English with the Owner's Representative. A. General definition:Mixes of Existing Soil or Imported Topsoil,Coarse Sand,and or Compost to make a new soil that meets the project 1.2 CONTRACT DOCUMENTS B. The Owner's Representative shall approve the appropriate level of protection. B. References:The following specifications and standards of the organizations and documents listed in this paragraph form a part of the 3. Installer's field supervisor shall have a minimum of five years experience as a field supervisor installing soil,shall be trained and proficient goals for the indicated planting area.These may be mixed off site or onsite,and will vary in Mix components and proportions as indicated. A. Shall consist of specifications and general conditions and the drawings.The intent of these documents is to include all labor,materials, C. In the above requirements,light vehicle is defined as a track skid steer with a ground pressure of 4 psi or lighter.A heavy vehicle is any Specification to the extent required by the references thereto.In the event that the requirements of the following referenced standards and in the use of field surveying equipment to establish grades and can communicate in English with the Owners Representative. B. Planting Mix-moderately slow draining soil for trees and shrub beds and services necessary for the proper execution of the work.The documents are to be considered as one.Whatever is called for by any parts vehicle with a tire or track pressure of greater than 4 psi. Lightweight materials are any packaged materials that can be physically moved by hand specification conflict with this specification section the requirements of this specification shall prevail.In the event that the requirements of any of 4. The installer's crew shall be experienced in the installation of Planting Soil,plantings,and irrigation(where applicable)and interpretation 1. A Mix of lmported Topsoil,Coarse Sand and Compost.The approximate Mix ratio shall be: shall be as binding as if called for in all parts. into the location.Bulk materials such as soil,or aggregate shall never be stored within the Tree and Plant Protection Area. the following referenced standards and specifications conflict with each other the more stringent requirement shall prevail. of planting plans,soil installation plans,and irrigation plans(where applicable). Mix component %by moist volume B. It is the intent of this section that the requirements apply to all sections of the project specification such that any subcontractor must 3.8 PROTECTION: 1. ASTM:American Society of Testing Materials cited section numbers. 5. Submit references of past projects and employee training certifications that support that the Contractors meet all of the above installer Imported Topsoil unscreened 45-50% comply with the restrictions on work within designated Tree and Plant Protection Areas. A. Protect the Tree and Plant Protection Area at all times from compaction of the soil;damage of any kind to trunks,bark,branches,leaves 2. U.S.Department of Agriculture,Natural Resources Conservation Service,2003.National Soil Survey Handbook,title 430-VI.Available qualifications and applicable licensures. Coarse sand 40-45% 1.3 RELATED DOCUMENTS AND REFERENCES and roots of all plants;and contamination of the soil,bark or leaves with construction materials,debris,silt,fuels,oils,and any chemicals Online. B. Soil testing laboratory qualifications:an independent laboratory,with the experience and capability to conduct the testing indicated and Compost 10% A. Related Documents: substance.Notify the Owners Representative of any spills,compaction or damage and take corrective action immediately using methods 3. US Composting Council www.compostinqcouncil.org that specializes in USDA agricultural soil testing,Planting Soil Mixes,and the types of tests to be performed.Geotechnical engineering testing 2. Final tested organic matter between 2.75 and 4%(by dry weight). 1. Drawings and general provisions of contract including general and supplementary conditions and Division I specifications apply to work of approved by the Owners Representative. hftp://compostinqcouncil.org/admin/wp-content/plugins/wp-pdfup/0ad/Pd`f/191/LandscapeArch Specs.pdf. labs shall not be used. C. All delivered and installed Planting Soil shall conform to the approved submittals sample color,texture and approved test analysis. 3. Mix the Coarse Sand and Compost together first and then add to the Topsoil.Mix with a loader bucket to loosely incorporate the Topsoil this section. 3.9 GENERAL REQUIREMENTS AND LIMITATIONS FOR OPERATIONS WITHIN THE TREE AND PLANT PROTECTION AREA: 4. Methods of Soil Analysis,as published by the Soil Science Society of America(hftp://www.soils.org/). 1. The Owners Representative may request samples of the delivered or installed soil be tested for analysis to confirm the Planting Soil into the Coarse Sand/Compost Mix.DO NOT OVER MIX!Do not mix with a soil blending machine.Do not screen the soil.Clumps of Soil, ISSUE �SSUED FOR PLAN CHECK 2. Section -Planting Soil A. The Contractor shall not engage in any construction activity within the Tree and Plant Protection Area without the approval of the Owners 5. Up by Roots:healthy soils and trees in the built environment.2008.J.Urban.International Society of Arboriculture,Champaign,IL. conforms to the approved material. Compost and Coarse Sand will be permitted in the overall Mix. 3. Section-Irrigation Representative including:operating,moving or storing equipment;storing supplies or materials;locating temporary facilities including trailers or 1.4 VERIFICATION 4. At the time of final grading,add fertilizer if required to the Planting Soil at rates recommended by the testing results for the plants to be ISSUE DATE: 5/05/2021 portable toilets and shall not permit employees to traverse the area to access adjacent areas of the project or use the area for lunch or any other 2. All testing shall be performed by the same soil lab that performed the original Planting Soil testing. grown. 4. Section-Planting work breaks.Permitted activity,if any,within the Tree and Plant Protection Area maybe indicated on the drawings along with any required A. All scaled dimensions on the drawings are approximate.Before proceeding with any work,the Contractor shall carefully check and verify 3. Testing results shall be within 10%plus or minus of the values measured in the approved Planting Soil Mixes. 5. Provide a two gallon sample with testing data that includes recommendations for chemical additives for the types of plants to be grown. REVI&ONS B. References:The following specifications and standards of the organizations and documents listed in this paragraph form a part of the remedial activity as listed below. all dimensions and quantities,and shall immediately inform the Owner's Representative of any discrepancies between the information on the Samples and testing data shall be submitted at the same time. specification to the extent required by the references thereto.In the event that the requirements of the following referenced standards and B. In the event that construction activity is unavoidable within the Tree and Plant Protection Area,notify the Owner's Representative and drawings and the actual conditions,refraining from doing any work in said areas until given approval to do so by the Owners Representative. 4. Any Planting Soil that fails to meet the above criteria,if requested by the Owners Representative,shall be removed and new soil installed. specification conflict with this specification section the requirements of this specification shall prevail.In the event that the requirements of any of submit a detailed written plan of action for approval.The plan shall include:a statement detailing the reason for the activity including why other 1.5 PERMITS AND REGULATIONS D. Soil compaction testing:following installation or modification of soil,test soil compaction with a penetrometer. ZL DESCRIPTION DATE the following referenced standards and specifications conflict with each other the more stringent requirement shall prevail. areas are not suited;a description of the proposed activity;the time period for the activity,and a list of remedial actions that will reduce the impact A. The Contractor shall obtain and pay for all permits related to this section of the work unless previously excluded under provision of the 1. Maintain at the site at all times a soil cone penetrometer with pressure dial and a soil moisture meter to check soil compaction and soil PART 3 EXECUTION 1. ANSI A 300(Part 5)-Standard Practices for Tree,Shrub and other Woody Plant Maintenance,most current editions. on the Tree and Plant Protection Area from the activity.Remedial actions shall include but shall not be limited to the following: contract or general conditions.The Contractor shall comply with all laws and ordinances bearing on the operation or conduct of the work as drawn moisture. 3.1 SITE EXAMINATION 2. Pruning practices shall conform with recommendations"Structural Pruning:A Guide For The Green Industry";Published by Urban Tree 1. In general,demolition and excavation within the drip line of trees and shrubs shall proceed with extreme care either by the use of hand and specified.If the Contractor observes that a conflict exists between permit requirements and the work outlined in the contract documents,the a. Penetrometer shall be AgraTronix Soil Compaction Meter distributed by Ben Meadows,www.benmeadows.com or approved A. Prior to installation of Planting Soil,examine site to confirm that existing conditions are satisfactory for the work of this section to proceed. Foundation,Visalia,California;most current edition. tools,directional boring and or Air Knife excavation where indicated or with other low impact equipment that will not cause damage to the tree, Contractor shall promptly notify the Owner's Representative in writing including a description of any necessary changes and changes to the equal 1. Confirm that the subgrade is at the proper elevation and compacted as required.Subgrade elevations shall slope toward the under drain 3. Glossary of Arboricultural Terms,International Society of Arboriculture,Champaign IL,most current edition. roots or soil. contract price resulting from changes in the work. b. Moisture meter shall be"general digital soil moisture meter'distributed by Ben Meadows, www.benmeadows.com or approved lines as shown on the drawings. 1.4 VERIFICATION 2. When encountered,exposed roots,1 inches and larger in diameter shall be worked around in a manner that does not break the outer B. Wherever references are made to standards or codes in accordance with which work is to be performed or tested,the edition or revision equal 2. Confirm that surface all areas to be filled with Planting Soil are free of construction debris,refuse,compressible or biodegradable layer of the root surface(bark).These roots shall be covered in Wood Chips and shall be maintained above permanent wilt point at all times. of the standards and codes current on the effective date of this contract shall apply,unless otherwise expressly set forth. 2. Prior to testing the soil with the penetrometer check the soil moisture and penetrometer readings in the mockup soils.Penetrometer materials,stones greater than 2 inches diameter,soil crusting films of silt or clay that reduces or stops drainage from the Planting Soil into the A. All scaled dimensions on the drawings are approximate.Before proceeding with any work,the Contractor shall carefully check and verify Roots one inch and larger in diameter shall not be cut with out the approval of the owners representative.Excavation shall be tunneled under C. In case of conflict among any referenced standards or codes or among any referenced standards and codes and the specifications,the readings are impacted by soil moisture and excessively wet or dry soils will read significantly lower or higher than soils at optimum moisture. subsoil;and/or standing water.Remove unsuitable material from the site. all dimensions and quantities,and shall immediately inform the Owners Representative of any discrepancies between the information on the these roots without cutting them.In the areas where roots are encountered,work shall be performed and scheduled to close excavations as more restrictive standard shall apply or Owner's Representative shall determine which shall govern. drawings and the actual conditions,refraining from doing any work in said areas until given approval to do so by the Owner's Representative. quickly as possible over exposed roots. D. Comply with the requirements of the California code of regulation title 23 waters,division 2 department of water resources chapter 2.7 3. The penetrometer readings shall be within 20%plus or minus of the readings in the approved mockup when at similar moisture levels. 3. Confirm that no adverse drainage conditions are present. 1.5 PERMITS AND REGULATIONS 3. Tree branches that interfere with the construction may be tied back or pruned to clear only to the point necessary to complete the work. model water efficient landscape ordinance,492.5 soil management report. 1.15 SITECONDITIONS 4. Confirm that no conditions are present which are detrimental to plant growth. A. The Contractor shall obtain and pay for all permits related to this section of the work unless previously excluded under provision of the Other branches shall only be removed when specifically inclicated by the Owner's Representative.Tying back or trimming of all branches and the 1. Where requirements of specification section Planting Soil are more stringent than the California code,the more stringent requirements A. It is the responsibility of the Contractor to be aware of all surface and subsurface conditions,and to notify the Owner's Representative,in 5. Confirm that utility work has been completed per the drawings. contract or general conditions.The Contractor shall comply with all laws and ordinances bearing on the operation or conduct of the work as drawn cutting of roots shall be in accordance with accepted arboricultural practices(ANSI A300,part 8)and be performed under supervision of the shall prevail. writing,of any circumstances that would negatively impact the health of plantings.Do not proceed with work until unsatisfactory conditions have and specified.If the Contractor observes that a conflict exists between permit requirements and the work outlined in the contract documents,the arborist. been corrected. 6. Confirm that irrigation work,which is shown to be installed below prepared soil levels,has been completed. Contractor shall promptly notify the Owner's Representative in writing including a description of any necessary changes and changes to the 1.6 PROTECTION OF WORK,PROPERTY AND PERSON 1. Should subsurface drainage or soil conditions be encountered which would be detrimental to growth or survival of plant material,the B. If unsatisfactory conditions are encountered,notify the Owners Representative immediately to determine corrective action before contract price resulting from changes in the work. 4. Matting:Install temporary matting over the Wood Chips or Mulch to the extent indicated.Do not permit foot traffic,scaffolding or the A. The Contractor shall adequately protect the work,adjacent property,and the public,and shall be responsible for any damages or injury Contractor shall notify the Owners Representative in writing,stating the conditions and submit a proposal covering cost of corrections.If the proceeding. B. Wherever references are made to standards or codes in accordance with which work is to be performed or tested,the edition or revision storage of materials within the Tree and Plant Protection Area to occur off of the temporary matting. due to the Contractor's actions. Contractor fails to notify the Owner's Representative of such conditions,they shall remain responsible for plant material under the warrantee 3.2 COORDINATION WITH PROJECT WORK of the standards and codes current on the effective date of this contract shall apply,unless otherwise expressly set forth. 5. Trunk Protection:Protect the trunk of each tree to remain by covering it with a ring of 8 foot long 2 inch x 6-inch planks loosely banded 1.7 CHANGES IN WORK clause of the specifications. A. The Contractor shall coordinate with all other work that may impact the completion of the work. C. In case of conflict among any referenced standards or codes or between any referenced standards and codes and the specifications,the onto the tree with 3 steel bands.Staple the bands to the planks as necessary to hold them securely in place.Trunk protection must by kept in A. The Owner's Representative may order changes in the work,and the contract sum adjusted accordingly.All such orders and adjustments 2. This specification requires that all Planting Soil and Irrigation(if applicable)work be completed and accepted prior to the installation of any B. Prior to the start of work,prepare a detailed schedule of the work for coordination with other trades. KEY more restrictive standard shall apply or Owner's Representative shall determine which shall govern. place no longer than 12 months.If construction requires work near a particular tree to continue longer than 12 months,the steel bands shall be plus claims by the Contractor for extra compensation must be made and approved in writing before executing the work involved. plants. C. Coordinate the relocation of any irrigation lines,heads or the conduits of other utility lines that are in conflict with tree locations.Root balls PLAN: 1.6 PROTECTION OF WORK,PROPERTY AND PERSON inspected every six months and loosened if they are found to have become tight. B. All changes in the work,notifications and contractor's request for information(RFI)shall conform to the contract general condition 1.16 SOIL COMPACTION-GENERAL REQUIREMENTS shall not be altered to fit around lines.Notify the Owner's Representative of any conflicts encountered. 6. Air Excavation Tool: If excavation for footings or utilities is required within the Tree and Plant Protection Area,air excavation tool requirements. A. The Contractor shall protect the work,adjacent property,and the public,and shall be responsible for any damages or injury due to his/her techniques shall be used where practical or as designed on the drawings. A. Except where more stringent requirements are defined in this specification.The following parameters shall define the general description 3.3 GRADE AND ELEVATION CONTROL actions. a. Remove the Wood Chips from an area approximately 18 inches beyond the limits of the hole or trench to be excavated.Cover the 1.8 CORRECTION OF WORK of the threshold points of soil compaction in existing,modified or installed soil and subsoil. A. Provide grade and elevation control during installation of Planting Soil.Utilize grade stakes,surveying equipment,and other means and 1.7 CHANGES IN THE WORK Wood Chips for a distance of not less than 15 feet around the limit of the excavation area with Filter Fabric or plastic sheeting to A. The Contractor shall re-execute any work that fails to conform to the requirements of the contract and shall remedy defects due to faulty methods to assure that grades and contours conform to the grades indicated on the plans. A. The Owners Representative may order changes in the work,and the contract sum should be adjusted accordingly.All such orders and protect the Wood Chips from silt. Mound the Wood Chips so that the plastic slopes towards the excavation. materials or workmanship upon written notice from the Owners Representative,at the soonest possible time that can be coordinated with other B. The following are threshold levels of compaction as determined by each method. 3.4 SITE PREPARATION adjustments plus claims by the Contractor for extra compensation must be made and approved in writing before executing the work involved. b. Using a sprinkler or soaker hose,apply water slowly to the area of the excavation for a period of at least 4 hours,approximately work and seasonal weather demands but not more than 180(one hundred and eighty)days after notification. 1. Acceptable Compaction:Good rooting anticipated,but increasing settlement expected as compaction is reduced and/or in soil with a high A. Excavate to the proposed subgrade.Maintain all required angles of repose of the adjacent materials as shown on the drawings or as 1.8 CORRECTION OF WORK 12 hours prior to the work so that the ground water level is at or near field capacity at the beginning of the work.For excavations 1.9 DEFINITIONS organic matter content. required by this specification.Do not over excavate compacted subgrades of adjacent pavement or structures.Maintain a supporting 1:1 side A. The Contractor shall re-execute any work that fails to conform to the requirements of the contract and shall remedy defects due to faulty that go beyond the damp soil,rewet the soil as necessary to keep soil moisture near field capacity. A. Acceptable drainage:Drainage rate is sufficient for the plants to be grown.Not too fast and not too slow.Typical rates for installed a. Bulk Density Method-Varies by soil type see Chart on page 32 in Up By Roots. slope of compacted subgrade material along the edges of all paving and structures where the bottom of the paving or structure is above the materials or workmanship upon written notice from the Owner's Representative,at the soonest possible time that can be coordinated with other c. Using an air excavation tool specifically designed and manufactured for the intended purpose,and at pressures recommended by Planting Soil are between 1 -5 inches per hour.Turf soils are often higher,but drainage rates above 2-3 inches per hour will dry out very fast.In bottom elevation of the excavated planting area. work and seasonal weather demands. the manufacturer of the equipment,fracture the existing soil to the shape and the depths required.Work at rates and using natural undisturbed soil a much lower drainage rate,as low as 1/8th inch per hour can still support good plant growth.Wetland plants can grow on b. Standard Proctor Method-75-85%;soil below 75%is unstable and will settle excessively. B. Remove all construction debris and material including any construction materials from the subgrade. 1.9 DEFINITIONS techniques that do not harm tree roots. Air pressure shall be a maximum of 90-100 psi. top of perched water layers or even within seasonal perched water layers,but could become unstable in high wind events. c. Penetration Resistance Method-about 75-250 psi,below 75 psi soil becomes increasingly unstable and will settle excessively. C. Confirm that the subgrade is at the proper elevation and compacted as required.Subgrade elevations shall slope approximately parallel N 1.)The air excavation tool shall be"Air-Spade"as manufactured by Concept Engineering Group,Inc.,Verona,PA(412)826-8800, B. Amendment:material added to Topsoil to produce Planting Soil Mix.Amendments are classified as general soil amendments,fertilizers, 2. Root limiting Compaction:Root growth is limited with fewer,shorter and slower growing roots. to the finished grade and/or toward the subsurface drain lines as shown on the drawings. All terms in this specification shall be as defined in the"Glossary of Arboricultural Terms"or as modified below. or Air Knife as manufactured by Easy Use Air Tools,Inc.Allison Park,Pa(866)328-5723 or approved equal. biological,and pH amendments. a. Bulk Density Method-Varies by soil type see Chart on page 32 in Up By Roots. D. In areas where Planting Soil is to be spread,confirm subgrade has been scarified. A. Owner's Representative:The person appointed by the Owner to represent their interest in the review and approval of the work and to d. Using a commercial,high-powered vacuum truck if required,remove the soil from the excavation produced by the Air Knife C. Compacted soil:soil where the density of the soil is greater that the threshold for root limiting,and further defined in this specification. b. Standard Proctor Method-above approximately 85%. E. Protect adjacent walls,walks and utilities from damage or staining by the soil.Use 1/2 inch plywood and or plastic sheeting as directed to serve as the contracting authority with the Contractor.The Owners Representative may appoint other persons to review and approve any aspects excavation.The vacuum truck should generally operate simultaneously with the hose operator,such that the soil produced is D. Compost:well decomposed stable organic material as defined by the US Composting Council and further defined in this specification. c. Penetration Resistance Method-about 300 psi. cover existing concrete,metal and masonry work and other items as directed during the progress of the work. of the work. picked up from the excavation hole,and the exposed roots can be observed and not damaged by the ongoing operation.Do not E. Drainage:The rate at which soil water moves through the soil transitioning the soil from saturated condition to field capacity.Most often 3. Excessive Compaction:Roots not likely to grow but can penetrate soil when soil is above field capacity. SCALE: B. Reasonable and reasonably:When used in this specification is intended to mean that the conditions cited will not affect the establishment drive the vacuum truck into the Tree and Plant Protection Area unless the area is protected from compaction as approved in expressed as saturated hydraulic conductivity(Ksat;units are inches per hour). a. Bulk Density Method-Varies by soil type see Chart on page 32 in Up By Roots. I. At the end of each working day,clean up any soil or dirt spilled on any paved surface. or long term stability,health or growth of the plant.This specification recognizes that plants are not free of defects,and that plant conditions advance by the Owner's Representative. F. End of Warranty Acceptance:The date when the Owner's Representative accepts that the plants and work in this section meet all the 2. Any damage to the paving or site features or work shall be repaired at the Contractors expense. change with time.This specification also recognizes that some decisions cannot be totally based on measured findings and that profession e. Remove all excavated soil and excavated Wood Chips,and contaminated soil at the end of the excavation. requirements of the warranty.It is intended that the materials and workmanship warranty for Planting,Planting Soil,and Irrigation(if applicable) b. Standard Proctor Method-Above 90%. 3.5 SOIL MOISTURE PROJECT NUMBER: 18056.6 WA judgment is required.In cases of differing opinion,the Owner's Representative expert shall determine when conditions within the plant are judged f. Schedule the work so that foundations or utility work is completed immediately after the excavation.Do not let the roots dry out. work run concurrent with each other,and further defined in this specification. c. Penetration Resistance Method-Approximately above 400 psi A. Volumetric soil moisture level,in both the Planting Soil and the root balls of all plants,prior to,during and after planting shall be above DRAWNBY: TC as reasonable. Mist the roots several times during the day.If the excavated area must remain open over night,mist the roots and cover the G. Existing Soil:Mineral soil existing at the locations of proposed planting after the majority of the construction within and around the planting 1.17 DELIVERY,STORAGE,AND HANDLING permanent wilt point and below field capacity for each type of soil texture within the following ranges. C. Shrub:Woody plants with mature height approximately less than 25 feet. excavation with black plastic. site is completed and just prior to the start of work to prepare the planting area for soil modification and/or planting,and further defined in this A. Weather:Do not mix,deliver,place or grade soils when frozen or with moisture above field capacity. Soil texture Permanent wilting point Field capacity CHECKED BY: TC D. Tree and Plant Protection Area:Area surrounding individual trees,groups of trees,shrubs,or other vegetation to be protected during g. Dispose of all soil in a manner that meets local laws and regulations. specification. B. Protect soil and soil stockpiles,including the stockpiles at the soil blenders yard,from wind,rain and washing that can erode soil or construction,and defined by a circle centered on the trunk with each tree with a radius equal to the clown dripline unless otherwise indicated by h. Restore soil within the trench as soon as the work is completed.Utilize soil of similar texture to the removed soil and lightly H. Fine grading:The final grading of the soil to achieve exact contours and positive drainage,often accomplished by hand rakes or drag separate fines and coarse material,and contamination by chemicals,dust and debris that may be detrimental to plants or soil drainage.Cover Sand,Loamy sand,Sandy loam 5-8% 12-18% STAMP: the owners representative. compact with hand tools.Leave soil mounded over the trench to a height of approximately 10%of the trench depth to account for rakes other suitable devices,and further defined in this specification,and further defined in this specification. stockpiles with plastic sheeting or fabric at the end of each workday. Loam,Sandy clay,Sandy clay loam 14-25% 27-36% E. Tree:Single and multi-stemmed plants,including palms with anticipated mature height approximately greater than 25 feet or any plant settlement. 1. Finished grade:surface or elevation of Planting Soil after final grading and 12 months of settlement of the soil,and further defined in this C. All manufactured packaged products and material shall be delivered to the site in unopened containers and stored in a dry enclosed Clay loam,Silt loam 11 -22% 31-36% identified on the plans as a tree. i. Restore any Geogrids,Filter Fabric,Wood Chips or Mulch and or matting that was previously required for the area. specification. space suitable for the material and meeting all environmental regulations.Biological additives shall be protected from extreme cold and heat.All Silty clay,Silty clay loam 22-27% 38-41% \_WDSCAP6. 1.10 SUBMITTALS 3.10 TREE REMOVAL: J. Graded soil:Soil where the A horizon has been stripped and relocated or re-spread;cuts and fills deeper than 12 inches,and further products shall be freshly manufactured and dated for the year in which the products are to be used. B. The Contractor shall confirm the soil moisture levels with a moisture meter(Digital Soil Moisture Meter,DSMM500 by General Specialty ROL� - A. ARBORIST REPORT: Prior to the start of construction,submit,for approval by the Owners Representative,the report of a consulting defined in this specification. D. Deliver all chemical amendments in original,unopened containers with original labels intact and legible,which state the guaranteed XY A. Remove all trees indicated by the drawings and specifications,as requiring removal,in a manner that will not damage adjacent trees or Tools and Instruments,or approved equivalent).If moisture is found to be too low,the planting holes shall be filled with water and allowed to drain ',A arborist who is a registered Consulting Arborist@(RCA)with American Society of Consulting Arborists or an ISA Board Certified Master Arborist, chemical analysis.Store all chemicals in a weather protected enclosure. LS\ VIN structures or compacts the soil. K. Installed soil:Planting soil and existing site soil that is spread and or graded to form a planting soil,and further defined in this before starting any planting operations.If the moisture is too high,suspend planting operations until the soil moisture drains to below field Co 0 which details the following information for all trees to remain within the area designated on the drawings as the Tree and Plant Protection Area. specification. E. Bulk material:Coordinate delivery and storage with Owner's Representative and confine materials to neat piles in areas acceptable to co __4 The report shall include the following: B. Remove trees that are adjacent to trees or structures to remain,in sections,to limit the opportunity of damage to adjacent crowns,trunks, Owners Representative. capacity. F- ground plane elements and structures. L. Minor disturbance:Minor grading as part of agricultural work that only adjusts the A horizon soil,minor surface compaction in the top 6 3.6 EXISTING SOIL MODIFICATION Signature 1. ch tree to remain indicating its genus and species,condition including any visible damage to the root system or soil inches of the soil,applications of fertilizers,installation of utility pipes smaller than 18 inches in diameter thru the soil zone. 1.18 EXCAVATING AND GRADING AROUND UTILITIES within the root zone,tree diameter at breast height(dbh)and approximate height,size and any visible disease,insect infestations and or branch C. Do not drop trees with a single cut unless the tree will fall in an area not included in the Tree and Plant Protection Area.No tree to be A. Follow the requirements for modifying existing soil as indicated in Part 2 for the different types of soil modifications.The extent of the 4-30-22 removed within 50 feet of the Tree and Plant Protection Area shall be pushed over or up-rooted using a piece of grading equipment. M. Owners Representative:The person or entity,appointed by the Owner to represent their interest in the review and approval of the work A. Contractor shall carefully examine the civil,record,and survey drawings to become familiar with the existing underground conditions areas of different soil modification types are indicated on the Soils Plan or as directed by the Owners Representative. 'A enewal ate and trunk structural deficiencies. D. Protect adjacent paving,soil,trees,shrubs,ground cover plantings and understory plants to remain from damage during all tree removal and to serve as the contracting authority with the Contractor.The Owners Representative may appoint other persons to review and approve any before digging.2. The report shall note all trees or parts of trees,which are considered a hazard or significant or extreme risk level.Include the International aspects of the work. B. Determine location of underground utilities and perform work in a manner that will avoid damage.Hand excavate as required.Maintain 3.8 PLANTING SOIL AND PLANTING SOIL MIX INSTALLATION ate 0 operations,and from construction operations.Protection shall include the root system,trunk,limbs,and crown from breakage or scarring,and the OF' CA\- Society of Arboriculture hazard evaluation sheet for each tree,which may reasonably be identified as a potential hazard tree. soil from compaction. N. Ped:a clump or clod of soil held together by a combination of clay,organic matter,and fungal hyphae,retaining the original structure of grade stakes set by others until parties concerned mutually agree upon removal. A. Prior to installing any Planting Soil from stockpiles or Planting Soil Mixes blended off site,the Owners Representative shall approve the 3. Recommendations as to treatment of all insect,disease and structural problems encountered. E. Remove stumps and immediate root plate from existing trees to be removed.Grind trunk bases and large buttress roots to a depth of the the harvested soil. C. Notification of the 1811,DIG ALERT,is required for all planting areas.The Contractor is responsible for knowing the location and avoiding condition of the subgrade and the previously installed subgrade preparation and the installation of subsurface drainage. 4. Recommendations for fertilizer treatments,if any. largest buttress root or at least 18 inches below the top most roots which ever is less and over the area of three times the diameter of the trunk 0. Planting Soil:Topsoil,or Planting Soil Mixes which are imported or existing at the site,or made from components that exist at the site,or utilities that are not covered by the DIG ALERT. B. AlI equipment utilized to install or grade Planting Soils shall be wide track or balloon tire machines rated with a ground pressure of 4 psi or 5. A plan of the site showing the location of all trees included in the report. (DBH). are imported to the site;and further defined in this specification. less.All grading and soil delivery equipment shall have buckets equipped with 6 inch long teeth to scarify any soil that becomes compacted. B. PRODUCT DATA:Submit manufacturer product data and literature describing all products required by this section to the Owner's 1. For trees where the stump will fall under new paved areas,grind roots to a total depth of 18 inches below the existing grade.If the sides of P. Poor drainage:Soil drainage that is slower than that to which the plants can adapt. This is a wide range of metrics,but generally if the soil PART2 PRODUCTS C. In areas of soil installation above existing subsoil,scarify the subgrade material prior to installing Planting Soil. the stump hole still have greater than approximately 20%wood visible,continue grinding operation deeper and or wider until the resulting hole has is turning grey in color it is reasonable preferable to either to plant moisture adaptive plants at smaller sizes that are young in age with shallow 1. Scarify the subsoil of the subgrade to a depth of 3-6 inches with the teeth of the back hoe or loader bucket,tiller or other suitable device. Representative for approval.Provide submittal four weeks before the start of any work at the site. less than 20%wood.Remove all wood chips produced by the grinding operation and back fill in 8 inch layers with controlled fill of a quality root balls or look at options to improve the drainage 2.1 IMPORTED TOPSOIL C. QUALIFICATIONS SUBMITTAL:For each applicable person expected to work on the project,provide copies of the qualifications and acceptable to the site engineer for fill material under structures,compacted to 95%of the maximum dry density standard proctor.The Owners Q. Scarify:Loosening and roughening the surface of soil and sub soil prior to adding additional soil on top,and further defined in this A. Imported Topsoil definition:Fertile,friable soil containing less than 5%total volume of the combination of subsoil,refuse,roots larger than 2. Immediately install the Planting Soil.Protect the loosened area from traffic.DO NOT allow the loosened subgrade to become compacted. S e c f 1 c a t o n s experience of the Consulting arborist,proof of either the registered Consulting Arborist@(RCA)with American Society of Consulting Arborists or Representative shall approve each hole at the end of the grinding operation. specification. 1 inch diameter,heavy,sticky or stiff clay,stones larger than 2 inches in diameter,noxious seeds,sticks,brush,litter,or any substances 3. In the event that the loosened area becomes overly compacted,loosen the area again prior to installing the Planting Soil. an ISA Board Certified Master Arborist and any required Herbicide/Pesticide license to the Owners Representative,for review prior to the start of R. Soil Fracturing:Deep loosening the soil to the depths specified by using a back hoe,and further defined in this specification. deleterious to plant growth.The percent(%)of the above objects shall be controlled by source selection not by screening the soil.Topsoil shall be D. Install the Planting Soil in 12-18 inch lifts to the required depths.Apply compacting forces to each lift as required to attain the required work. 2. In areas where the tree location is to be a planting bed or lawn,remove all woodchips and backfill stump holes with planting soil as suitable for the germination of seeds and the support of vegetative growth.Imported Topsoil shall not contain weed seeds in quantities that cause compaction.Scarify the top of each lift prior to adding more Planting Soil by dragging the teeth of a loader bucket or backhoe across the soil defined in Specification Section Planting Soil,in maximum of 12 inch layers and compact to 80-85%of the maximum dry density standard S. Soil Horizons:as defined in the USDA National Soil Survey Handbook noticeable weed infestations in the final planting beds.Imported Topsoil shall meet the following physical and chemical criteria: surface to roughen the surface. 1.11 OBSERVATION of the work proctor. http://www.nrcs.usda.gov/wps/portal/nrrs/detail/soils/scientists/?cid=nrcsl42p2 054242. A. The Owner's Representative may inspect the work at any time. 1. Soil texture:USDA loam,sandy clay loam or sandy loam with clay content between 15 and 25%.And a combined clay/silt content of no E. Phase work such that equipment to deliver or grade soil does not have to operate over previously installed Planting Soil.Work in rows of 3.11 PRUNING: T. Soil Ripping:Loosening the soil by dragging a ripping shank or chisel thru the soil to the depths and spacing specified,and further defined more than 55%. lifts the width of the extension of the bucket on the loader.Install all lifts in one row before proceeding to the next.Work out from the furthest part 1.12 PRE-CONSTRUCTION CONFERENCE A. Within six months of the estimated date of substantial completion,prune all dead or hazardous branches larger than 2 inch in diameter in this specification. 2. pH value shall be between 5.5 and 7.0. of each bed from the soil delivery point to the edge of the each bed area. A. Schedule a pre-construction meeting with the Owners Representative at least seven(7)days before beginning work to review any from all trees to remain. U. Soil trenching:Cutting narrow trenches thru the soil at the depths and spacing specified to loosen the soil profile,and further defined in F. Where possible place large trees first and fill Planting Soil around the root ball. questions the Contractor may have regarding the work,administrative procedures during construction and project work schedule. B. Implement all pruning recommendations found in the arborist report. this specification. 3. Percent organic matter(OM):2.0-5.0%,by dry weight. G. Installing soil with soil or mulch blowers or soil slingers shall not be permitted due to the over mixing and soil ped breakdown cause by > 1. The following Contractors shall attend the preconstruction conference: C. Prune any low,hanging branches and vines from existing trees and shrubs that overhang walks,streets and drives,or parking areas as V. Subgrade:surface or elevation of subsoil remaining after completing excavation,or top surface of a fill or backfill,before placing Planting 4. Soluble salt level:Less than 2 mmho/cm. this type of equipment. < a. General Contractor. follows: Soil. 5. Soil chemistry suitable for growing the plants specified. H. Where travel over installed soil is unavoidable,limit paths of traffic to reduce the impact of compaction in Planting Soil.Each time SHEET CN b. Consulting Arborist. 1. Walks-within 8 feet vertically of the proposed walk elevation. W. Substantial Completion Acceptance:The date at the end of the Planting,Planting Soil,and Irrigation installation(if applicable)where the B. Imported Topsoil shall be a harvested soil from fields or development sites.The organic content and particle size distribution shall be the soil. NUMBER: C:) M Owners Representative accepts that all work in these sections is complete and the Warranty period has begun.This date may be different than equipment passes over the installed soil it shall reverse out of the area along the same path with the teeth of the bucket dropped to scarify the c. Subcontractor assigned to install Tree and Plant Protection measures. 2. Parking areas-within 12 feet vertically of the proposed parking surface elevation. result of natural soil formation.Manufactured soils where Coarse Sand,Composted organic material or chemical additives has been added to the Comply with the paragraph"Compaction Reduction"(section 3.9)in the event that soil becomes over compacted. the date of substantial completion for the other sections of the project,and further defined in this specification. r d. Earthwork Contractor. soil to meet the requirements of this specification section shall not be acceptable.Retained soil peds shall be the same color on the inside as is 1. The depths and grades shown on the drawings are the final grades after settlement and shrinkage of the compost material.The 1_� 3. Streets and drives-within 14 feet vertically of the proposed driving surface elevation. X. Topsoil:naturally produced and harvested soil from the A horizon or upper layers or the soil as further defined in this specification. visible on the outside. Contractor shall install the Planting Soil at a higher level to anticipate this reduction of Planting Soil volume.A minimum settlement of 0) e. All site utility Contractors that may be required to dig or trench into the soil. D. All pruning shall be done in accordance with ANSI A300(part 1),ISA BMP Tree Pruning(latest edition,and the"Structural Pruning:A BB. Undisturbed soil:Soils with the original A horizon intact that have not been graded or compacted.Soils that have been farmed,subjected C. Imported Topsoil for Planting Soil shall NOT have been screened and shall retain soil peds or clods larger than 2 inches in diameter approximately 10-15%of the soil depth is expected.All grade increases are assumed to be as measured prior to addition of surface Compost till f. Landscape subcontractor. Guide for the Green Industry",Edward Gilman,Brian Kempf,Nelda Matheny and Jim Clark,2013 Urban Tree Foundation,Visalia CA. to fire or logged but not graded,and natural forested land will be considered as undisturbed. laver,mulch.or sod. 0 0 n _0 3.9 COMPACTION REQUIREMENTS FOR INSTALLED OR MODIFIED PLANTING SOIL A. The Contractor shall re-execute any work that fails to conform to the requirements of the contract and shall remedy defects due to A. The Contractor shall confine their apparatus;the storage of materials,and the operations of their workers to limits indicated by the law, C. Pressure regulating basket filter shall have a 200 mesh stainless steel filtration mesh. a. Providing continuous water supply shall include hand watering and or the use of watering trucks to provide adequate water. Co m rn u n ity Dev&4p mt,_9tAAVPA6tMi forA compaction rates indicated.Compact each soil lift as the soil is installed. faulty materials or workmanship upon written notice from the Owners Representative,at the soonest as possible time that can be coordinated ordinances,or permits and shall not unreasonably encumber the premises with their materials. D. A Sch.80 male adapter and threaded union shall be installed upstream and downstream of the pressure regulating basket filter. C. Plan locations of backflow preventers,valves,controllers,irrigation lines,sleeves,spray heads and other equipment are diagrammatic P I a n I-Iffig D iV§1ip9rToiLt@1JpeWwbY tilling,ripping or fracturing shall have a density to the depth of the modification,after completion of the with other work,and seasonal weather demands,but not more than 90(ninety)days after notification. B. Contractor parking,and material and equipment storage shall in areas approved by the Owners Representative. E. Pressure regulator and basket shall come with a filter replacement indicator. and indicate the spacing and relative locations of all installations.Final site conditions and existing and proposed plantings shall determine final loose such that the penetrometer reads approximately 75 to 250 psi at soil moisture approximately the mid-point between wilting point and locations and adjusted as necessary and as directed to meet existing and proposed conditions and obtain complete water coverage.Minor CUPLRTINO field c UaPi10AWFwQbe approximately between 75 and 82%of maximum dry density standard proctor. 1.9 DEFINITIONS 1.23 AS BUILT RECORD SET OF DRAWINGS 2.13 HYDROMETER changes in locations of the above from locations shown shall be made as necessary to avoid existing and proposed trees,piping,utilities, Case # (D I R-2021WOOtIllng soil Mix and re-spread existing soil shall have a soil density through the required depth of the installed layers of soil, A. Owner's Representative:The person appointed by the Owner to represent their interest in the review and approval of the work and to A. Immediately upon the installation of any buried pipe or equipment,the Contractor shall indicate on the progress record drawings the A. Hydrometer shall be compatible with the irrigation controller. structures,etc.at the Contractor's expense or when directed by the Owners Representative. rvvw 01.j.LHQ I L.U. Vir1fl I I.L11 111U.I PH,uAlinately 75 to 250 psi at soil moisture approximately the mid-point between wilt point and field serve as the contracting authority with the Contractor.The Owners Representative may appoint other persons to review and approve any locations of said pipe or equipment.The progress record drawings shall be made available at any time for review by the Owner's ADD icati 0 1. For 2-wire systems both flow sensor and master valve decoders are required. 1. The Contractor shall be held responsible for relocation of any items without first obtaining the Owner's Representative s approval. capacity.T is wi pproximately between 75 and 82%of maximum dry density standard proctor. aspects of the work. Representative. The Contractor shall remove and relocate such items at their expense if so directed by the Owner's Representative. Approval Body: D D. PI I compaction shall be tested at each lift using a penetrometer calibrated to the mockup soil and its moisture level.The B. Substantial Completion Acceptance:The date at the end of the Planting,Planting Soil,and Irrigation installation where the Owner's B. Before final acceptance of work,the Contractor shall provide an as built record set of drawings showing the irrigation system work as B. Hydrometer shall have a maximum operating pressure of 235 psi and a minimum operating pressure of 14 psi. TAtR I= D. Prior to any work the Contractor shall stake out locations of all pipe,valves,equipment and irrigation heads and emitters using an RMW 30 E Santa Clara St. and moisture meter used for the testing of the mockup shall be used to test installed soil throughout the work. Representative accepts that all work in these sections is complete and the Warranty period has begun.This date may be different that the date built.The drawings shall be transmitted to the Owners Representative in paper format and as a pdf file of each document on compact disk or C. Connection shall be National Pipe Thread or ANSI Flange. approved staking method and maintain the staking of the approved layout in accordance with the drawings and any required modifications. Approval I Date 6.2/1 3Qttain moisture conditions within the Planting Soil during installation or modification to allow for satisfactory compaction.Suspend of substantial completion for the other sections of the project. flash drive.The drawings shall include all information shown on the original contract document and revised to reflect all changes in the work. Architecture Suite 200 operations if the Planting Soil becomes wet.Apply water if the soil is overly dry. C. Final Acceptance:The date when the Owners Representative accepts that the plants and work in this section meet all the The drawings shall include the following additional information D. Hydrometer body material shall be cast iron with polyester coating. Verify all horizontal and vertical site dimensions prior to staking of heads.Do not exceed spacing shown on drawings for any given area. If Interiors San Jose Signature Jeffr�y Tsu such modified spacing demand additional or less material than shown on the drawings,notify the Owner's Representative before beginning PYrile adequat e equipffient te aehie e consistent and uniform compaction of the Planting Soils.Use the smallest equipment that can requirements of specification.It is intended that the materials and workmanship warranty for Planting,Planting Soil,and Irrigation work run I. All valves shall be numbered by station and corresponding numbers shall be shown on the as built record set of drawings. E. Hydrometer diaphragm material shall be reinforced natural rubber. any work in the adjacent area. California 95113 reascfnWN&Wrthe task of spreading and compaction.Use the same equipment and methods of compaction used to construct the Planting concurrently. F. Hydrometer register shall be either reed switch or photo diode. Soil mockup. 2. All main line pipe or irrigation equipment including sleeves,valves,controllers,irrigation wire runs which deviate from the mainline E. Stub out main line at all end runs and as shown on drawings.Stub out wires for future connection where indicated on plan and as G. Do not pass motorized equipment over previously installed and compacted soil except as authorized below. 1.10 SUBMITTALS location,backflow preventers,remote control valves,grounding rods,shut-off valves,rain sensors,wire splice locations,and 1. Reed switch registers shall have a maximum contact current of 50 mA and a maximum contact voltage of 28 VDC. directed. Office Fax 1. Light weight equipment such as trenching machines or motorized wheel barrows is permitted to pass over finished soil work. A. See the contract General Conditions for policy and procedures related to submiftals. quick coupling valves shall be located by two(2)measured dimensions,to the nearest one-half foot.Dimensions shall be given 2. Photo diode registers shall have a minimum 15 mA to a maximum 25 mA DC through a resistor and maximum loda of 2 mA. F. Point of connection shall be approximately as shown on drawings.Connect new underground piping and valves and provide all 408 294-8000 415 294-1747 from permanent objects such as buildings,sidewalks,curbs,walls,structures and driveways.All changes in direction and depth flanges,adapters or other necessary fittings for connection. 2. If work after the installation and compaction of soil compacts the soil to levels greater than the above requirements,follow the B. Product data of main line pipe shall be noted exactly as installed.Dimensions for pipes shall be shown at no greater than a 50 ft.maximum 3. Contractor shall verify register output with the controller manufacturer prior to ordering. G. Permission to shut off any existing in-use water line must be obtained 48 hours in advance,in writing from the Owner.The Contractor requirements of the paragraph"Over Compaction Reduction"below. 1. Submit a minimum of(3)complete lists of all irrigation equipment to be used,manufacturer's brochures,maintenance manuals, interval. G. Hydrometer solenoids shall be compatible with the specified irrigation controller. shall receive instructions from the Owners Representative as to the exact length of time of each shut-off. rmw.corn 3.10 OVER COMPACTION REDUCTION warrantees and operating instructions,within 15 days after the notice to proceed. 3. As built record set of drawings shall be signed and dated by the Contractor attesting to and certifying the accuracy of the as built H. Hydrometer shall be as indicated on the drawings. H. No fittings shall be installed on pipe underneath pavement or walls. A. Any soil that becomes compacted to a density greater than the specified density and/or the density in the approved mockup shall be a. This submission may be done digitally and all documents shall be submifted in one PDF document. record set of drawings.As built record set of drawings shall have"As Built Record Set of Drawings",company name,address, dug up and reinstalled.This requirement includes compaction caused by other sub-contractors after the Planting Soil is installed and approved. phone number and the name of the person who created the drawing and the contact name(if different). 2.23 QUICK COUPLER VALVES 1. Prior to starting any work,Contractor shall obtain a reading of existing static water pressure(no flow condition)at the designated point B. Surface roto tilling shall not be considered adequate to reduce over compaction at levels 6 inches or greater below finished grade. 2. The submittals shall be packaged and presented in an organized manner,in the quantity described in Division 1 of the A. Quick coupler valves shall be a one or two piece,heavy-duty brass construction with a working pressure of 150 PSI with a built in flow of connection and immediately submit written verification of pressure with date and time of recording to Owners Representative. 3.11 INSTALLATION OF CHEMICAL ADDITIVES specifications.Provide a table of contents of all submitted items. C. The Owner shall make the original contract drawing files available to the Contractor. control and a self-closing valve. 3.2 TRENCHING,DIRECTIONAL BORING AND SLEEVING A. Following the installation of each soil and prior to fine grading and installation of the Compost till layer,apply chemical additives as 3. Clearly identify on each submitted sheet by underlining or highlighting(on each copy)the specific product being submitted for D. The Contractor shall GPS all points of connection,controllers,flow sensors,master valves,hydrometers,backflow prevention B. Quick coupler shall be equipped with locking red brass cap covered with durable yellow thermo-plastic rubber cover.Key size shall be A. Perform all trenching,directional boring,sleeving and excavations as required for the installation of the work included under this recommended by the soil test,and appropriate to the soil and specific plants to be installed. approval.Failure to clearly identify the specific product being submitted will result in a rejection for the entire submittal.No devices,remote control irrigation valves and moisture sensors prior to receiving a notice of completion from the Owners compatible with quick coupler and of same manufacturer. B. Types,application rates and methods of application shall be approved by the Owner's Representative prior to any applications. substitutions of material or procedures shall be made concerning these documents without the written consent of an accepted Representative. C. Quick coupler valves shall be as indicated on the drawings. section,including shoring of earth banks to prevent cave-ins. equivalent by the Owner's Representative. a. Contractor shall provide an updated aerial of the site location after project completion to the controller manufacturer to be B. The Contractor may directional bore lines where it is practical or where required on the plans. 3.12 FINE GRADING 4. Equipment or materials installed or furnished without prior approval of the Owners Representative,may be rejected by the uploaded onto the online irrigation management system. 2.14 SWING JOINTS 1. Extend the bore 1'past the edge of pavement unless noted differently on the plans A. The Owners Representative shall approve all rough grading prior to the installation of Compost,fine grading,planting,and mulching. Owner's Representative and the Contractor shall be required to remove such materials from the site at their own expense. B. Grade the finish surface of all planted areas to meet the grades shown on the drawings,allowing the finished grades to remain higher 1.24 CONTROLLER CHARTS: A. Quick Couplers. 2. Cap ends of each bore and locate ends at finished grade using metal stakes. (10-15%of depth of soil modification)than the grades on the grading plan,as defined in paragraph Planting Soil Installation,to anticipate 5. Approval of substitution of material and/or products,other than those specified shall not relieve the Contractor from complying A. Provide one controller chart for each automatic controller installed. 1. Swing joints shall be Sch.80 conforming to ASTM D 1785/D 2464/D 2467 3. All boring and sleeving shall have detectable locator tape placed at the ends of the pipe. settlement over the first year. with the requirements of the contract documents and specifications.The Contractor shall be responsible,at their own expense, C. Utilize hand equipment,small garden tractors with rakes,or small garden tractors with buckets with teeth for fine grading to keep for all changes that may result from the approved substitutions,which affect the installation or operations other items of their own I. On the inside surface of the cover of each automatic controller,prepare and mount a color-coded chart showing the valves,main 2. Swing joints shall have a pressure rating of 315 psi conforming to ASTM D 3139 C. Make trenches for mains,laterals and control wiring straight and true to grade and free of protruding stones,roots or other material work and/or the work of other Contractors. line,and systems serviced by that particular controller.All valves shall be numbered to match the operation schedule and the 3. Swing joints shall have a double O-ring seal. that would prevent proper bedding of pipe or wire. surface rough without further compaction.Do not use the flat bottom of a loader bucket to fine grade,as it will cause the finished grade to drawings.Only those areas controlled by that controller shall be shown.This chart shall be a plot plan,entire or partial,showing become overly smooth and or slightly compressed. C. Samples:Samples of the equipment may be required at the request of the Owner's Representative if the equipment is other than that building,walks,roads and walls.The plan,reduced as necessary and legible in all details,shall be made to a size that will fit into B. Pop-up spray bodies or bubblers. D. Excavate trenches wide enough to allow a minimum of 4-inch between parallel pipelines and 8 inch from lines of other trades. D. Provide for positive drainage from all areas toward the existing inlets,drainage structures and or the edges of planting beds.Adjust specified. the controller cover.This print shall be approved by the Owners Representative and shall be protected in laminated in a plastic Maintain 3-inch vertical clearance between irrigation lines.Minimum transverse angle is 45 degrees.All pipes shall be able to be serviced or grades as directed to reflect actual constructed field conditions of paving,wall and inlet elevations.Notify the Owners Representative in the D. Other Submittals:Submit for approval: cover and be secured to the inside back of the controller cabinet door. 1. Swing joint shall be low density poly tubing 0.49"in diameter. replaced without disturbing the other pipes. event that conditions make it impossible to achieve positive drainage. 1. Documentation of the installer's qualifications. 2. Programming chart shall be 8.5"x 11"letter size and laminated.Programming chart shall include but is not limited to; 4. Swing joints shall be pressure rated to 150 PSI E. Trenches for pipelines shall be made of sufficient depth to provide the minimum cover from finished grade as follows: E. Provide smooth,rounded transitions between slopes of different gradients and direction.Modify the grade so that the finish grade Note to specifier.Mainline depths shall vary based on geography and climate conditions.For colder climates mainline depths before adding mulch and after settlement is one or two inches below all paving surfaces or as directed by the drawings. a. Contractor's License. a. Valve numbers and brief description of the valve use along with program associated to each valve. 5. Swing joints shall be either%"or V in size. shall be deeper.Specifier shall verify local and or state requirements. F. Fill all dips and remove any bumps in the overall plane of the slope.The tolerance for dips and bumps in shrub and ground cover b. Certified Installer from Controller Manufacturer b. Program numbers and brief description of its use. 6. See irrigation details for size and diameter of swing joints. 1. Pressure main line:18 inches below finish grade and 24-30 inches below paved areas in Schedule 40 PVC sleeves. planting areas shall be a 2 inch deviation from the plane in 10 feet.The tolerance for dips and bumps in lawn areas shall be a 1 inch deviation 2. As built record set of drawings. c. Moisture sensor associated to each valve and program,if applicable. from the plane in 10 feet. 3. Wiring diagram. d. Decoder model numbers associated with each valve,pump relay,and hydrometers,if applicable. 2.15 BUBBLERS n 2. Reclaimed water constant pressure main lines shall cross at least twelve(12)inches below potable water lines. 3.13 INSTALLATION OF COMPOST TILL LAYER e. Utility numbers such as the irrigation and electrical meter. A. Fixed bubbler emitters with emission rates betwee -j gallon per hour up to 2 gallons per minute. a. If a constant pressure reclaimed water main line must be installed above a potable water line or less than twelve(12)inches A. After Planting Soil Mixes are installed in planting bed areas and just prior to the installation of shrub or groundcover plantings,spread 4. Controller charts. 1. Description below a potable water line,then reclaimed water line shall be installed within an approved protective sleeve.The sleeve shall 3-4 inches of Compost over the beds and roto till into the top 4-6 inches of the Planting Soil.This step will raise grades slightly above the f. Model numbers for cell phone module or WiFi module,if applicable. extend ten(10)feet from each side of the center of the potable line,for a total of twenty(20)feet.The sleeve shall be grades required in paragraph"Fine Grading".This specification anticipates that the raise in grade due to this tilling will settle within a few 5. Colored zoning charts:Show each irrigation zone and the valve it is controlled by. g. Controller model number,if applicable. j. Nozzle:ABS color-coded(purple)for use with reclaimed water. months after installation as Compost breaks down.Additional settlement as defined in paragraph"Planting Soil and Planting Soil Mix 6. Controller irrigation schedule:Indicate zone run times,zones for each program,program run times,times and days of operation, h. Booster pump make and model number,if applicable. k. Internal Parts:Corrosion resistant. 3. Lateral lines: 12 inches below finish grade and 18 inches below paved areas in Schedule 40 PVC sleeves. installation"must still be accounted for in the setting of final grades. flow management information and soil moisture sensor settings,if applicable. 3. The controller chart shall be completed and approved prior to acceptance of the work. 1. Pattern:Fixed. 4. Control wiring:to the side of pressure main line and 24 inches below paved areas in Schedule 40 PVC sleeves. 3.14 CLEAN-UP 7. Testing data from all required pressure testing. m. Check Valve:Yes. F. On new on-site systems(post-meter),the required horizontal separation between potable water lines,reclaimed water constant A. During installation,keep the site free of trash,pavements reasonably clean and work area in an orderly condition at the end of each 8. Backflow prevention device certification:Certification from the manufacturer or their representative that the back flow prevention 1.25 TESTING n. Inlet:1/."FIPT threads. pressure main lines and sewer lines shall be a minimum of four(4)feet apart as directed by the project engineer and/or regulatory agency. day.Remove trash and debris in containers from the site no less than once a week. device has been installed correctly according to the manufactures requirements. A. Provide all required system testing with written reports as described in part 3. o. Pressure range:5-65 psi Measurements shall be between facing surfaces,not pipe centerlines. 1. Immediately cleanup any spilled or tracked soil,fuel,oil,trash or debris deposited by the Contractor from all surfaces within the 9. Booster pump certification:Certification from the manufacturer or their representative that the booster pump has been installed p. Filtration:100-150 mesh. G. When trenching through areas of imported or modified soil,deposit imported or modified soils on one side of trench and subsoil on project or on public right of ways and neighboring property. correctly according to the manufacturer's requirements. 1.26 OPERATION AND MAINTENANCE MANUALS AND GUARANTEES opposite side. B. Once installation is complete,wash all soil from pavements and other structures.Ensure that mulch is confined to planting beds and A. Prepare and deliver to the Owner's Representative within ten calendar days prior to completion of construction,two 3-ring hard cover a. Color:See drawings. that all tags and flagging tape are removed from the site.The Owner's Representative seals are to remain on the trees and removed at the end 1 O.Irrigation controller certification:Certification from the manufacturer or an authorized distributor that the Controller has been binders containing the following information: B. All bubblers shall be as indicated on the drawings. H. Backfill the trench per the requirements in paragraphs"Backfilling and Compacting"below. of the warranty period. installed correctly according to the manufactures requirements. 1. Index sheet stating Contractor's address and telephone number,list of equipment with name and addresses of local 3.3 PIPE INSTALLATION 1. Make all repairs to grades,ruts,and damage to the work or other work at the site. 1.11 OBSERVATION OF THE WORK manufacturers'representatives. 2.16 AUTOMATIC CONTROLLER A. General Pipe Installation 2. Remove and dispose of all excess Planting Soil,subsoil,mulch,plants,packaging,and other material brought to the site by the A. The Owners Representative may inspect the work at any time.They may remove samples of materials for conformity to 2. Catalog and parts sheets on all material and equipment. A. Controller shall be housed in a sturdy,locking,weather resistant case,furnished for maximum exterior protection. 1. Exercise caution in handling,loading and storing,of plastic pipe and fittings to avoid damage. Contractor. specifications.Rejected materials shall be immediately removed from the site and replaced at the Contractor's expense.The cost of testing B. Controller shall be equipped with evapo-tra nspi ration(ET)sensor,which adjusts the controller programming based on local climatic 3.15 PLANTING SOIL AND MODIFIED EXISTING SOIL PROTECTION materials not meeting specifications shall be paid by the Contractor. 3. Guarantee statement.The start of the guarantee period shall be the date the irrigation system is accepted by the Owner. conditions.The sensor shall also have a rain sensing shut-off switch,wind sensing shut off switch,and freeze sensing shut-off of switch. a. The pipe and fittings shall be stored under cover until using,and shall be transported in a vehicle with a bed long enough to A. The Contractor shall protect installed and/or modified Planting Soil from damage including contamination and over compaction due to B. The Owners Representative shall be informed of the progress of the work so the work may be observed at the following key times in 4. Complete operating and maintenance instruction for all major equipment. 1. If a moisture sensor is used in lieu of an evapo-transpi ration sensor an additional sensor,which has a rain-sensing shut-off switch, allow the length of pipe to lay flat so as not to be subjected to undue bending or concentrated external load at any point. other soil installation,planting operations,and operations by other Contractors or trespassers.Maintain protection during installation until the construction process.The Owner's Representative shall be afforded sufficient time to schedule visit to the site.Failure of the Owners 5. Irrigation product manufacturers warrantees. wind sensing shut-off switch,and freeze sensing shut-off switch shall be provided. b. All pipe that has been dented or damaged shall be discarded unless such dent or damaged section is cut out and pipe rejoined acceptance.Utilize fencing and matting as required or directed to protect the finished soil work.Treat,repair or replace damaged Planting Soil Representative to make field observations shall not relieve the Contractor from meeting all the requirements of this specification. C. Automatic controller shall have online capabilities and the ability to communicate with the controller manufacturer's irrigation with a coupling. immediately. B. In addition to the above-mentioned maintenance manuals,provide the Owner's maintenance personnel with instructions for management software. 2. Trench depth shall be as specified above from the finish grade to the top of the pipe. B. Loosen compacted Planting Soil and replace Planting Soil that has become contaminated as determined by the Owner's I. Trenching,directional boring,and sleeving review. maintaining major equipment and show evidence in writing to the Owner's Representative at the conclusion of the project that this has been Representative.Planting Soil shall be loosened or replaced at no expense to the Owner. 2. Hydrostatic pressure testing. rendered. 1. Automatic controller shall be connected to the manufacturers irrigation management software with Ethernet,Wifi or Cellular. 3. Install a detectable pipe locator tape 6 to 8 inches above all main line pipes. a. Till and restore grades to all soil that has been driven over or compacted during the installation of plants. 3. Valve manifolds,lateral lines and emitters. PART 2 PRODUCTS a. If cellular is used the Contractor shall provide five(5)years of cell service as a part of the project,if applicable. B. Polyvinyl Chloride Pipe(PVC)Installation b. Where modified existing soil has become contaminated and needs to be replaced,provide imported soil that is of similar 2. Automatic controller shall be connected to the manufacturers irrigation management software with Ethernet,Wifi or cellular. 1. Under no circumstance is pipe to rest on concrete,rock,wood blocks,construction debris or similar items. composition,depth and density as the soil that was removed. 4. Sensor installation and controller operation. 2.1 MATERIALS GENERAL a. Contractor shall provide a five(5)subscription of online access to the controller manufacturer's irrigation management 2. No water shall be permitted in the pipe until a period of at least 24 hours has elapsed for solvent weld setting and curing. 3.16 PROTECTION DURING CONSTRUCTION 5. Adjustment and coverage test. A. All materials shall be of standard,approved and first grade quality and shall be new and in perfect condition when installed and software,if applicable. A. The Contractor shall protect planting and related work and other site work from damage due to planting operations,operations by 6. Pre-maintenance observation. accepted. C. Automatic controller shall be as indicated on the drawings. 3. Install assemblies and pipe to conform to respective details and where shown diagrammatically on drawings,using first class 03 other Contractors or trespassers. B. See the parts schedule on the drawings for specific components and manufacturers. workmanship and best standard practices as approved.All fittings that are necessary for proper connections such as swing joints, 10201 13 U 1313 ROAD 1. Maintain protection during installation until the date of plant acceptance(see specifications section-Planting).Treat,repair or 7. Final acceptance/system malfunction corrections. C. Approval of any items or substitutions indicates only that the product(s)apparently meet the requirements of the drawings and 2.16 CONTROLLER DECODERS offsets,and reducing bushings that are not shown on details shall be installed as necessary and directed as part of the work. replace damaged work immediately. 1.12 PRE-CONSTRUCTION CONFERENCE specifications on the basis of the information or samples submitted.The Contractor shall be responsible for the performance of substituted A. All decoders shall be per the controller manufacturer's specifications. 4. Dielectric bushings shall be used in any connections of dissimilar metals. CUPERTNO 2. Provide temporary erosion control as needed to stop soil erosion until the site is stabilized with mulch,plantings or turf. A. Schedule a pre-construction meeting with the Owner's Representative at least seven(7)days before beginning work to review any items.If the substitution proves to be unsatisfactory or not compatible with other parts of the system,the Contractor shall replace said items B. Decoder model number shall be as shown on the drawings. 5. Gasketed plastic pipe:pipe-to-pipe joints or pipe to fittings shall be made in accordance with manufacturer's specifications. B. Damage done by the Contractor,or any of their sub-contractors to existing or installed plants,or any other parts of the work or existing questions the Contractor may have regarding the work,administrative procedures during construction and project work schedule. with the originally specified items,including all necessary work and modifications to replace the items,at no cost to the owne 6. Solvent weld or threaded plastic pipe: C A features to remain,including large existing trees,soil,paving,utilities,lighting,irrigation,other finished work and surfaces including those on 2.2 PIPING MATERIAL 2.17 LIGHTNING ARRESTOR adjacent property,shall be cleaned,repaired or replaced by the Contractor at no expense to the Owner.The Owners Representative shall 1.13 QUALITY ASSURANCE A. All lightning arrestors shall be per the controller manufacturers specifications. a. Installation of all pipe and fittings shall be in strict accordance with manufacturers specifications. determine when such cleaning,replacement or repair is satisfactory.Damage to existing trees shall be assessed by a certified arborist. A. It is the intention of this specification to accomplish the work of installing an automatic irrigation system,which will operate in an A. Individual types of pipe and fittings supplied are to be of compatible manufacturer unless otherwise approved.Pipe sizes shown are b. Pipe shall be cut using approved PVC pipe cutters only.Sawed joints are disallowed.All field cuts shall be beveled to remove 3.17 SUBSTANTIAL COMPLETION ACCEPTANCE efficient and satisfactory manner.The irrigation system shall be installed and made operational according to the workmanlike standards nominal inside diameter unless otherwise noted. B. Lightning arrestor model numbers shall be as shown on the drawings. burrs and excess before gluing. A. Upon written notice from the Contractor,the Owners Representative shall review the work and make a determination if the work is established for landscape installation and sprinkler irrigation operation as set forth by the most recent Best Management Practices(BMP)of B. Plastic pipe: 2.18 MOISTURE SENSORS c. Welded joints shall be given a minimum of 15 minutes to set before moving or handling.Excess solvent on the exterior of the substantially complete. the Irrigation Association. 1. All pipe shall be free of blisters,internal striations,cracks,or any other defects or imperfections.The pipe shall be continuously A. All moisture sensors shall be approved for use by the controller manufacturer. joint shall be wiped clean immediately after assembly. B. The date of substantial completion of the planting soil shall be the date when the Owner's Representative accepts that all work in B. The specification can only indicate the intent of the work to be performed rather than a detailed description of the performance of the and permanently marked with the following information:manufacturer's name or trade mark,size,class and type of pipe pressure B. Moisture sensor model number shall be as shown on the drawings. d. Plastic to metal connections shall be made with plastic adapters and if necessary,short(not close)brass threaded_nipples. Planting,Planting Soil,and Irrigation installation sections is complete. work.It shall be the responsibility of the Contractor to install said materials and equipment in such a manner that they shall operate efficiently rating,quality control identifications,date of extrusion,and National Sanitation Foundation (NSF)rating. Connection shall be made with two(2)wraps of Teflon tape and hand tightened plus one turn with a strap wrench. 3.18 FINAL ACCEPTANCE/SOIL SETTLEMENT and evenly and support optimum plant growth and health. 2. Pressure main line for piping upstream of remote control valves and quick coupling valves: 2.19 GROUNDING RODS OR PLATES e. Snake pipe horizontally in trench to allow one(1)foot of expansion and contraction per 100 feet of straight run. A. At the end of the plant warrantee and maintenance period,(see Specification section-Planting)the Owners Representative shall C. The Owners Representative shall be the sole judge of the true intent of the drawings and specifications and of the quality of all a. Pipe smaller than 2 inch diameter shall be plastic pipe for use with solvent weld or threaded fittings.Shall be manufactured A. All grounding rods shall be 8'x 3/8"and made of copper. f. Threaded pipe joints shall be made using Teflon tape.Solvent shall not be used with threaded joints.Pipe shall be protected observe the soil installation work and establish that all provisions of the contract are complete and the work is satisfactory. materials furnished in performance of the contract. rigid virgin polyvinyl chloride(PVC)1220,Type 1,Grade 2 conforming to ASTM D 1785,designated as Schedule 40. B. Grounding plates shall be a minimum of five(6)square feet and conform to ASIC earth grounding electronic equipment in irrigation from tool damage during assembly.All damaged pipe shall be removed and replaced.Take up threaded joints with light 1. Restore any soil settlement and or erosion areas to the grades shown on the drawings.When restoring soil grades remove plants D. The Contractor shall keep one copy of all drawings and specifications on the work site,in good order.The Contractor shall make b. Pipe 2-3 inch diameter shall be manufactured rigid virgin polyvinyl chloride(PVC),Type 1,Grade 2 conforming to ASTM D systems guidelines. wrench pressure. and mulch and add soil before restoring the planting.Do not add soil over the root balls of plants or on top of mulch. these documents available to the Owner's Representative when requested. 1785,designated as bell gasket Class 315. C. Grounding rod wire shall be#6 AWG direct burial copper wire. g. No close nipples or risers are allowed.Cross connections in piping is disallowed. B. Failure to pass acceptance:If the work fails to pass final acceptance,any subsequent observations must be rescheduled as per E. In the event of any discrepancies between the drawings and the specification,the final decision as to which shall be followed,shall be c. Pipe larger than 3 inch diameter shall be manufactured rigid virgin polyvinyl chloride(PVC),Type 1,Grade 2 conforming to D. All connections to grounding rods or plates shall conform to ASIC Earth Grounding Electric Equipment in Irrigation Systems h. Center load pipe at 10 feet on center intervals with small amount of backfill to prevent arching and slipping under pressure. above.The cost to the Owner for additional observations will be charged to the Contractor at the prevailing hourly rate of the Owner's made by the Owner's Representative. ASTM D 1785,designated as bell gasket Class 200 PVC'Ring Tight. Guidelines. Other than this preliminary backfill all pipe joints,fittings and connections are to remain uncovered until successful completion Representative. F. In the event the installation is contradictory to the direction of the Owner's Representative,the installation shall be rectified by the of hydrostatic testing and written approval of the testing report. ISSUE �SSUED FOR PLAN CHECK END OF SECTION 32 9100 Contractor at no additional cost to the Owner.The Contractor shall immediately bring any such discrepancies to the attention of the Owner's 3. Non-pressure lateral line for piping downstream of remote control valves:plastic pipe for use with solvent weld or threaded 1. Connections can be either a CADWELD@ or screw clamp type of connection. Representative. fittings.Shall be manufactured rigid virgin polyvinyl chloride PVC 1220(type 1,grade 2)conforming to ASTM d 1785,designated I. Concrete thrust blocks shall be constructed behind alI pipe fittings 1-1/2 inch diameter and larger at all changes of direction of ISSUE DATE: 5/05/2021 as Class 200,3/4 minimum size. 2. All clamps must be suitable for direct burial or exothermic weld. 45 degrees or more. SECTION 32 84 00 G. It shall be distinctly understood that no oral statement of any person shall be allowed in any manner to modify any of the contract 4. Sleeve carrying pipes and conduits under paving 2 inches in diameter and larger shall be Sch.40 solvent weld PVC conforming 3. The resistance reading for this connection should be less thanl millohm. C. Galvanized Pipe Installation REVI&ONS provisions.Changes shall be made only on written authorization of the Owners Representative. to ASTM D 1785. 1. All joints shall be threaded with pipe joint compound used on all threads. IRRIGATION H. Installer Qualifications:The installer shall be a firm having at least 5 years of successful experience of a scope similar to that required 2.20 ELECTRICAL CONTROL WIRING ZL DESCRIPTION DATE for the work. 5. Low voltage irrigation control wire conduit,direct burial, 1.5"in diameter and larger shall be Sch.40 PVC solvent weld,grey in 2. Dielectric bushings shall be used in any connections of dissimilar metals. 1.1 SUMMARY a. Installer Field Supervision:The installer shall maintain on site an experienced full-time supervisor who can communicate in color and confirming to NEMA-TC2 A. Low voltage 3.4 TRENCHING,DIRECTIONAL BORING,AND SLEEVING REVIEW: English with the Owner's Representative. C. Galvanized pipe shall be used for above ground connections to,backflow prevention device assemblies,hose bibs,and booster 1. The electrical control wire shall be direct burial type UF,no.14 AWG,solid,single conductor,copper wire UL approved or larger, A. Irrigation system required for this work includes but is not limited to the furnishing of all labor,tools,materials,appliances,tests, b. Submit the installers qualifications for approval. pumps and as shown on the plans and details. if required to operate system as designed. A. Upon completion and installation of all trenching,directional boring,and sleeving,all installed irrigation control wiring,lines and fittings permits,taxes,etc.,necessary for the installation of a landscape irrigation system as herein specified and shown on the drawings,and the 1. Pipe shall be hot dip galvanized continuous welded,seamless,Schedule 40 conforming to applicable current ASTM standards. 2. For 2-Wire controllers all irrigation wire for the controller,flow sensor,master valve,hydrometer,remote control valves and shall be visually observed by the Owners Representative unless otherwise authorized.Do not cover any wires,lines or fittings until they have removal of all debris from the site. 1.14 IRRIGATION SYSTEM WARRANTY: moisture sensors shall be per the controller manufacturers specifications and recommendations. been tested and observed by the Owners Representative. 1. Locate,purchase,deliver and install piping,conduit,sleeves, 120 volt and low voltage electrical and water connections,valves, A. The Contractor shall Warrantee all workmanship and materials for a period of 180 day(s)following the acceptance of the work. 2.4 FITTINGS AND CONNECTIONS: a. Wire shall be a minimum of#14UF AWG in size or as indicated on the drawing. 3.5 FLUSHING backflow preventer devices,controllers,rain sensors,spray and bubbler heads,drip irrigation lines,and associated accessories 1. Any parts of the irrigation work that fails or is defective shall be replaced or reconstructed at no expense to the Owner including A. Polyvinyl chloride pipe fittings and connections:Type 11,Grade 1,Schedule 40,high impact molded fittings,manufactured from virgin b. Wire shall be twisted and encased inside a heavy duty,color coded polyethylene jacket. A. Openings in piping system during installation are to be capped or plugged to prevent dirt and debris from entering pipe and for a fully operational automatic irrigation system. but not limited to:restoring grades that have settled in trenches and excavations related to the work.Reconstruction shall include compounds as specified for piping tapered socket or molded thread type,suitable for either solvent weld or screwed connections.Machine 2. Trenching and water settling of backfill material. any plantings,soil,mulch or other parts of the constructed landscape that may be damaged during the repair or that results from threaded fittings and plastic saddle and flange fittings are not acceptable.Furnish fittings permanently marked with following information: c. If there are multiple controllers each wire path shall be color coded differently. equipment.Remove plugs when necessary to flush or complete system. soil settlement. nominal pipe size,type and schedule of material,and National Sanitation Foundation(NSF)seal of approval.PVC fittings shall conform to 3. Color code wires to each valve.Common wire shall be white. B. After completion and prior to the installation of any terminal fittings,the entire pipeline system shall be thoroughly flushed to remove 3. Testing and startup of the irrigation system. B. The date of acceptance of the work and start of the Guarantee period shall be determined by the Owner's Representative,upon the ASTM D2464 and D2466. 4. If multiple controllers are being utilized,and wire paths of different controllers cross each other,both common and control wires dirt,debris or other material. 4. Prepare an as built record set of drawings. finding that the entire irrigation system is installed as designed and specified,and found to be operating correctly,supplying water evenly to all B. Brass pipe fittings,unions and connections:standard 125 pound class 85%red brass fittings and connections,I PS threaded. from each controller to be of different colors. 3.6 HYDROSTATIC PRESSURE TESTING 5. Training of the Owners maintenance personnel in the operational requirements of the Irrigation system. planting and/or lawn areas. C. PVC Schedule 80 threaded risers and nipples:Type 1,grade 1,Schedule 80,high impact molded,manufactured from virgin compounds as specified for piping and conforming to ASTM D-2464.Threaded ends shall be molded threads only.Machined threads are not 5. Control wire splices:Splices are when required shall be placed in splice boxes. A. After flushing,and the installation of valves the following tests shall be conducted in the sequence listed below.The Contractor shall 6. Clean up and disposal of all excess and surplus material. C. The system controller shall be warranted by the equipment manufacturer against equipment malfunction and defects for a period of 10 acceptable. 6. Wire connections shall be per the controller manufacturers specifications and recommendations. furnish all equipment;materials and labor necessary to perform the tests and all tests shall be conducted in the presence of the Owners years,following the acceptance of the work. Representative. 7. Maintenance of the irrigation system during the proscribed maintenance period. D. Neither the final acceptance nor any provision in the contract documents shall relieve the Contractor of responsibility for faulty D. Galvanized pipe fittings shall be galvanized malleable iron ground joint Schedule 40 conforming to applicable current ASTM B. High voltage B. Water pressure tests shall be performed on all pressure main lines before any couplings,fittings,valves and the like are concealed. B. The system shall efficiently and evenly irrigate all areas and be complete in every respect and shall be left ready for operation to the materials or workmanship.The Contractor shall remedy any defects within a period of 7 days(s)from the date of notification of a defect. standards. 1. Shall be of type as required by local codes and ordinances. C. Immediately prior to testing,all irrigation lines shall be purged of all entrapped air or debris by adjusting control valves and installing KEY satisfaction of the Owners Representative. 1.15 SITECONDITIONS 2.5 SOLVENT CEMENTS AND THREAD LUBRICANT 2. Shall be of proper size to accommodate needs of equipment it is to serve. temporary caps forcing water and debris to be discharged from a single outlet. PLAN: C. Coordinate with other trades,as needed to complete work,including but not limited to Water Meter,Point of Connection(POC)and A. Solvent cements shall comply with ASTM D2564.Socket joints shall be made per recommended procedures for joining PVC plastic D. Test all pressure main line at 150 PSI.For a minimum of four(4)hours with an allowable loss of 5 PSI.Pressure and gauges shall be Backflow Preventer Device(BFPD)location and electrical hookups. A. It is the responsibility of the Contractor to be aware of all surface and sub-surface conditions,and to notify the Owners pipe and fittings with PVC solvent cement and primer by the pipe and fitting manufacturer and procedures outlined in the appendix of ASTM 2.21 VALVE BOXES AND MATERIALS read in PSI,and calibrated such that accurate determination of potential pressure loss can be ascertained. Representative,in writing,of any circumstances that would negatively impact the installation of the work.Do not proceed with work until D2564.Color of PVC solvent cement shall be light blue. A. Valve boxes:valve boxes shall be constructed of ABS(acrylonitrile butadiene styrene)plastic, green in color,with rigid base and sides E. Re-test as required until the system meets the requirements.Any leaks,which occur during test period,will be repaired immediately 1.2 CONTRACT DOCUMENTS unsatisfactory conditions have been corrected. B. Thread lubricant shall be Teflon ribbon-type,or approved equal,suitable for threaded installations as per manufacturers and shall be supplied with bolt lock cover secured with stainless steel bolts.Cover shall be identified as shown on drawings.Provide box following the test.All pipe shall be re-tested until final written acceptance. A. Shall consist of specifications and its general conditions and the drawings.The intent of these documents is to include all labor, 1.16 DELIVERY,STORAGE,AND HANDLING recommendations. extensions as required. materials,and services necessary for the proper execution of the work.The documents are to be considered as one.Whatever is called for by F. The Contractor is responsible for proving documentation stating the weather conditions,date,the start time and initial water pressure any part shall be as binding as if called for in all parts. A. All materials and equipment shall be stored properly and protected as required by the Contractor.The Contractor shall be entirely C. Pipe Joint Compound(Pipe dope)shall be used on all galvanized threaded connections.Pipe Joint Compound is a white colored, 1. Water hammer arrestor,hydrometers 2"and smaller,master valves,flow sensors,remote control irrigation valves,gate valves, readings,the finish time and final water pressure readings and the type of equipment used to perform the test.The documentation must be responsible for damages or loss by weather or other cause to work under the contract.Materials shall be furnished in ample quantities and at non-separating thread sealant compound designed to seal threaded connections against leakage due to internal pressure.It shall contain and ball valves 3 inch or less in size shall use a 14 inch x 19 inch x 12 inch rectangular box. signed by a witness acceptable to the Owner,verifying all of the above-mentioned conditions. 1.3 RELATED DOCUMENTS AND REFERENCES such times as to ensure uninterrupted progress of the work. PTFE(Polytetrafluoroethylene)to permit a tighter assembly with lower torque,secure permanent sealing of all threaded connections and allow 2. Hydrometers 3"and larger,master valves 3"and larger,and ball valves 4"and larger shall use a 33 inch x 24 inch x 15" G. Submit a written report of the pressure testing results with the other above required information to the Owner's Representative for A. Related Documents: B. Deliver the products to the job site in their original unopened container with labels intact and legible at time of use. for easy disassembly without stripping or damaging threads. rectangular valve box. approval. 1. Drawings and general provisions of contract,including general and supplementary conditions and Division I specifications,apply C. Store in accordance with the manufacturers'recommendations. 2.6 BACKFLOW PREVENTION DEVICES 3. Quick coupler valves,wire splices,and grounding rods shall use a 10 inch circular box. NTER TESTING N to work of this section. 1.17 PROTECTION A. The backflow prevention device shall be certified to NSF/ANSI 372 shall be ASSE Listed 1013,rated to 180 degree F,and supplied 4. Grounding rods shall be in a 8 inch circular box. A. The backflow preventer shall be tested according to procedures and results per the requirements of the Foundation for 2. Related Specification Sections A. The Contractor shall continuously maintain adequate protection of all their work from damage,destruction,or loss,and shall protect with full port ball valves. Cross-Connection Control and Hydraulic Research,University of Southern California or American Water Works Association whichever is more a. Section-Planting the owners property from damage arising in connection with this contract.Contractor shall make good any such damage,destruction,loss or B. The main body and access covers shall be low lead bronze(ASTM B 584) 2.22 CONCRETE THRUST BLOCKS stringent. b. Section-Planting Soil injury.Contractor shall adequately protect adjacent property as provided by law and the contract documents. C. The seat ring and all internal polymers shall be NSF Listed Noryl and the seat disc elastomers shall be silicone. A. Concrete thrust blocks shall be sized per the pipe manufactures requirement or as indicated on the drawings. B. Testing shall be performed by a Backflow Prevention Assembly Tester with a current certification from the American Backfiow c. Sections-Mechanical/Plumbing B. The Contractor shall maintain sufficient safeguards,such as railings,temporary walks,lights,etc.,against the occurrence of D. Backfiow Preventer shall be as indicated on the drawings. 2.23 VALVE IDENTIFICATION TAGS Preventer Association. SCALE: d. Section-Tree and Plant Protection accidents,injuries or damage to any person or property resulting from their work,and shall alone be responsible for the same if such occurs. 2.7 PRESSURE REGULATOR A. Valve Identification Tags shall be 2.25 inch x 2.65 inch polyurethane. Color: potable water;yellow I Non-potable water;purple.Tags 3.8 CONTROLLER CERTIFICATION e. Sections-Electrical C. All existing paving,structures,equipment or plant material shall be protected at all times,including the irrigation system related to shall be permanently attached to each remote control valve with tamper proof seals as indicated on the drawings. A. Controller shall be certified by authorized irrigation distributor. PROJECT NUMBER: 18056.6WA plants,from damage by workers and equipment.The Contractor shall follow all protection requirements including plant protection provision of A. Pressure regulator shall certified to NSF/ANSI 372,consisting of low lead bronze body bell housing,a separate access cap shall be I. Certification shall include the following; B. References: the general contract documents.All damages shall be repaired or replaced at the Contractor's expense.Repairs and or replacement shall be threaded to the body and shall not require the use of ferrous screws. 2.24 INCIDENTAL MATERIALS AND EQUIPMENT a. Programming by plant type,emitter type or both. DRAWNBY: TC 1. American Society of Testing Materials(ASTM):cited section numbers. to the satisfaction of the Owner's Representative,including the selection of a Contractor to undertake the repair or maintenance.Repairs shall B. The main valve body shall be cast bronze(ASTM B 584). A. Furnish all materials and equipment not specified above,but which are necessary for completion of the work as intended. CHECKED BY: TC 2. National Sanitation Foundation(NSF):rating system. be at no cost to the owner. C. The access covers shall be bronze(ASTM B 584 or Brass ASTM B 16) 1.)Program starts shall be enabled before the moisture level in the soil reaches maximum allowed depletion(MAD). 1. For trees damaged to the point where they will not be expected to survive or which are severely disfigured and that are too large D. The assembly shall be of the balanced piston design and shall reduce the pressure in both flow and no flow conditions. 2.25 MAINLINE LOCATOR TAPE 2.)Program stops are enabled before the moisture within the soil reaches field capacity. STAMP: 3. Irrigation Association:Turf&Landscape Irrigation Best Management Practices to replace,the cost of damages shall be as determined by the Owner's arborist using accepted tree value evaluation methods. E. Pressure regulator shall be as indicated on the drawings A. 3-inch wide plastic detectable locator tape. b. All flows for remote control irrigation valves have been learned. 1.4 VERIFICATION D. The Contractor shall refrain from trenching within the drip line of any existing tree to remain.The Owner's Representative may require c. All lightning arrestors and grounding rods have been tested and meet the controller manufacturer's specification for the Contractor to relocate proposed irrigation work,bore lines beneath roots or use air spade technology to dig trenches through and under the 2.26 DRIP IRRIGATION t,�ADSCAPp A. Irrigation piping and related equipment are drawn diagrammatically.Scaled dimensions are approximate only.Before proceeding with root system to avoid damage to existing tree root areas. NTER CAGE A. Drip irrigation equipment shall be of the manufacturer,model,size and flow rate as indicated on the drawings. conventional or 2-wire systems. RIEIL�I _11* A. A heavy-duty steel mesh cage with rust proof finish. The caging shall be sized to allow space for the entire piping assembly 10 work,carefully check and verify dimensions and immediately notify the Owner's Representative of discrepancies between the drawings or d. K factor and offset are correct based upon the flow sensor model type and size. 0 XY specifications and the actual conditions.Although sizes and locations of plants and or irrigation equipment are drawn to scale wherever 1.18 EXCAVATING AROUND UTILITIES associated with the Backflow Preventer unit,and all associated equipment. B. Single outlet drip emitters shall be pressure compensating,1/2"threaded inlet. ',A e. Flow management has been enabled so in the event of a mainline or lateral line break the system will shut off and notify the possible,it is not within the scope of the drawings to show all necessary offsets,obstructions,or site conditions.The Contractor shall be A. Contractor shall carefully examine the civil,record,and survey drawings to become familiar with the existing underground conditions B. The cage shall include the manufacturers'standard tamper proof locking mechanism. 1. Body material:PVC or vinyl. Owner,Owner's Representative and Contractor of the issue. do 0 __4 responsible to install the work in such a manner that it will be in conformance to site conditions,complete,and in good working order. before digging. C. Provide a concrete base as detailed on the drawings. 2. Flow rate: 1 gallon per hour. f. Certifier shall simulate a high flow of an irrigation valve and an unexpected flow and verify the system shuts down. B. The Contractor shall not willfully install the irrigation system as shown on the drawings when it is obvious in the field that obstruction, grade difference or discrepancies in area dimensions exist that might not have been considered in engineering.Such obstruction or differences 1. Do not begin any excavation until all underground utilities have been located and marked. D. Backfiow Preventer Cage type,manufacturer and color shall be as indicated on the plans. 3. Pressure regulator:Yes,at the remote control irrigation valve. 1.)A high flow flow of an irrigation valve shall be created by removing one nozzle,bubbler or drip connection. Signature kP should be brought to the attention of the Owners Representative as soon as detected.In the event that notification to the Owner and Owners 2.)An unexpected flow shall be created by manually turning on a remote control irrigation valve. 'A Re Ow I fat e Representative does not occur,the Contractor shall assume full responsibility for any revision necessary. Determine location of underground utilities and perform work in a manner that will avoid possible damage. Hand excavate, as 2.10 DRIP SYSTEM FLUSH VALVES 4. Cap Color:Black C. Piping and equipment is to be located within the designated planting areas wherever possible unless specifically defined or required.Maintain stakes and or markings set by others until parties concerned mutually agree to their removal. A. Drip system flush valve shall consist of a Sch.40 PVC ball valve with socket connections and specialized PVC fittings to provide a 5. Drip emitters shall be of the manufacturer,model,size and type indicated on the drawings. 3.9 BACKIFILLING AND COMPACTING OPP' CA dimensioned otherwise. B. Notification of 811,DIG ALERT,is required for all excavation around utilities.The Contractor is responsible for knowing the location hose thread adapter and sealing cap on the discharge side. C. Drip tubing with internal emitters: A. Irrigation trenches shall be carefully backfilled with material approved for backfilling and free of rocks and debris one(1)inch in and avoiding utilities that are not covered by the DIG ALERT. B. Drip system flush valve and components shall be the manufacturer,model and sizes indicated on the drawings. diameter and larger. When back filling trenches in areas of imported or modified planting soil,replace any excavated subsoil at the bottom and 1.5 PERMITS AND REGULATIONS C. Section 4216/4217 of the government code requires a dig-alert identification number be issued before a"permit to excavate"will be 1. Tubing:Flexible PE,17 mm diameter, brown external color. the imported soil or modified planting soil at the top of the trench. A. The Contractor shall obtain and pay for all permits related to this section of the work unless previously excluded under provision of the valid.For your dig-alert identification number call underground service alert toll free 1-800-422-4133 two working days before beginning 2.11 BALL VALVES 2. Emitters:Pressure compensating,turbulent flow,pressure compensating with built in check valve. B. Backfill shall be compacted with approved equipment to the following densities contract or general conditions.The Contractor shall comply with all laws and ordinances bearing on the operation or conduct of the work as construction. A. Ball valves for 3/4 inch through 1 -1 1/2 inch shall be of Sch.80 PVC,block,tru-union design with EDPDM seals and o-ring. 3. Flow rate:.40,.60 or.90 gallons per hour as indicated on the drawings. I. Backfill under pavement and within 2 feet of the edge of pavement:Compact to 95%or greater of maximum dry density standard drawn and specified.If the Contractor observes that a conflict exists between permit requirements and the work outlined in the contract 1.19 POINT OF CONNECTION B. Ball valves for 2 inch and larger shall be gate design and shall be iron body,brass or bronze mounted AWWA gate valves,and shall proctor. documents,the Contractor shall promptly notify the Owner's Representative in writing including a description of any necessary changes and A. The point of connection of the irrigation system to its electrical power sources shall be provided by the General Contractor's licensed have a clear waterway equal to the full nominal diameter of the valve,and shall be rubber gasket,flanged or mechanical joint only,and shall 4. Emitter spacing: 12"on center. S e c f 1 c a t o n s changes to the contract price resulting from changes in the work. electrical Contractor per governing codes at the location shown on the drawings.The irrigation Contractor will connect the power to provided be able to withstand a continuous working pressure of 150 PSI.Valve shall be equipped with a square-operating nut. 5. Fittings:17 mm barb type,same manufacturer as tubing. 2. Backfill of subsoil under imported planting mixes or modified existing planting soil:Between 85 and 90%of maximum dry density B. Wherever references are made to standards or codes in accordance with which work is to be performed or tested,the edition or junction box or grounded plug receptacle. C. All ball valves located in a valve manifold shall be the same size as the main line(1-1/2 inch size minimum).Provide pipe-reducing 6. Stakes:Steel wire stakes(9"in length)/jute netting staples. standard proctor. revision of the standards and codes current on the effective date of this contract shall apply,unless otherwise expressly set forth. B. The point of connection of the irrigation system to its potable and or non-potable water sources,including the main shutoff valve and adapters down stream of valves,as required.All ball valves in line shall be the same size as the pipe. 3. Backfill of imported planting mixes or modified existing planting soil:Compact to the requirements of the adjacent planting mix or C. In case of conflict among any referenced standards or codes or between any referenced standards and codes and the specifications, backflow preventer shall be provided by the General Contractor's licensed plumbing Contractor per governing codes at the location shown on D. Ball valves shall be as indicated on the drawings. 7. Drip tubing shall be of the manufacturer,model size and type indicated on the drawings. planting soil as specified in section"Planting Soil". the more restrictive standard shall apply or Owner's Representative shall determine which shall govern. the drawings. The minimum size and water pressure of the pressurized line will be as noted on the irrigation drawing. 2.12 REMOTE CONTROL VALVES C. Finish grade of all trenches shall conform to adjacent grades without dips or other irregularities.Dispose of excess soil or debris off 1.6 PROTECTION OF WORK,PROPERTY AND PERSON 1.20 TEMPORARY UTILITIES A. Remote control valves shall be electrically operated,single seat,normally closed configuration,equipped with flow control adjustment PART 3 EXECUTION site at Contractor's expense. and capability for manual operation. D. Any settling of backfill material during the maintenance or warranty period shall be repaired at the Contractor's expense,including any A. The Contractor shall adequately protect the work,adjacent property,and the public,and shall be responsible for any damages or A. All temporary piping,wiring,meters,panels and other related appurtenances required between source of supply and point of use shall 3.1 GENERAL REQUIREMENTS replacement or repair of soil,lawn,and plant material or paving surface. injury due to the Contractor's actions. be provided by the Contractor and coordinated with the Owner's Representative.Existing utilities may be used with the written permission of B. Valves shall be actuated by a normally closed low wattage solenoid using 24 volts,50/60 cycle solenoid power requirement.Solenoid A. Code requirements shall be those of state and municipal codes and regulations locally governing this work,providing that any the owner. shall be epoxy encased.A union shall be installed on the discharge end. requirements of the drawings and specifications,not conflicting therewith,but exceeding the code requirements,shall govern unless written 3.10 RESURFACING PAVING OVER TRENCHES > 1.7 CHANGES IN THE WORK C. Remote control valves shall be wired to controller in same numerical sequence as indicated on drawings. permission to the contrary is granted by the Owners Representative. A. Restore all surfaces and repair existing underground installations damaged or cut as a result of the excavation to their original SHEET CN A. The Owner's Representative may order changes in the work,and the contract sum being adjusted accordingly.All such orders and 1.21 CUTTING,PATCHING,TRENCHING AND DIGGING D. Remote control valves shall be as indicated on the drawings. B. Extreme care shall be exercised at all times by the Contractor in excavating and working in the project area due to existing utilities and condition,satisfactory to the Owners Representative. NUMBER: C) M adjustments plus claims by the Contractor for extra compensation must be made and approved in writing before executing the work involved. A. The Contractor shall do all cutting,fitting,trenching or patching of their work that may be required to make its several parts come 2.13 PRESSURE REGULATOR&BASKET FILTER irrigation systems to remain.Contractor shall be fully responsible for expenses incurred in the repair of damages caused by their operation. B. Trenches through paved areas shall be resurfaced with same materials quality and thickness as existing material. Paving restoration B. All changes in the work,notifications and Contractor's request for information(RFI)shall conform to the contract general condition together as shown upon,or implied by,the drawings and specifications for the completed project. r- U-) A. Pressure regulating basket filter shall have an operating range of 5.0 to 20.0 gallons per minute. 1. The Contractor is responsible for identifying and maintaining existing irrigation main lines that supply water to areas on the site as shall be performed by the project paving Sub-contractor or an approved Contractor skilled in paving work. 9 1_� .. requirements. B. Digging and trenching operations shall be suspended when the soil moisture is above field capacity. noted on the drawings and outside of the proposed limit of work.The Contractor shall relocate or replace existing irrigation main C. The cost of all paving restoration work shall be the responsibility of the irrigation Contractor unless the trenching thru the paving was, L 0) 1.8 CORRECTION OF WORK 1.22 USE OF PREMISES B. Pressure regulating basket filter shall regulate pressure to 40 psi and have an inlet pressure between 15-150 psi. line piping as required to provide a continuous supply of water to all areas of existing irrigation on site. by previous agreement,part of the general project related construction. 0 - 0 () _0 3.11 INSTALLATION OF EQUIPMENT 4. When drip tubing must be routed around any obstacle such as utility equipment,trees or pavement,the tubing shall tied into a 1.4 VERIFICATION replacement.In the event that a replacement plant is not acceptable during or at the end of the said extended warranty period,the A. CONTAINER(INCLUDING ABOVE-GROUND FABRIC CONTAINERS AND BOXES)PLANTS Community Deved)apwert Department PVC manifold and sized as not to lose additional pressure or volume at the end of the run. Owner's Representative may elect one more replacement items or credit for each item.These tertiary replacement items are not A. All scaled dimensions on the drawings are approximate.Before proceeding with any work,the Contractor shall carefully check and protected under a warranty period. 1. Container plants may be permitted only when indicated on the drawing,in this specification,or approved by the Owner's Planning DivIisffiffluil'01006MMstalled to meet all installation requirements of the product manufacturer. Intheeventthatthe 5. When installing drip tubing,install soil staples as listed below: verify all dimensions and quantities,and shall immediately inform the Owners Representative of any discrepancies between the Representative. manufactures requirements cannot be implemented due to particular condition at the site or with other parts of the design,obtain a. Sandy Soil-One staple every three(T)feet and two(2)staples on each change of direction(tee,elbow,or cross). information on the drawings and the actual conditions,refraining from doing any work in said areas until given approval to do so by 9. During and by the end of the warranty period,remove all tree wrap,ties,and guying unless agreed to by the Owner's CUPLRTINO APPRQVEQ's Representative's written authorization and approval for any modifications. b. Loam Soil-One staple every four(4')feet and two(2)staples on each change of direction(tee,elbow,or cross). the Owner's Representative. Representative to remain in place.All trees that do not have sufficient caliper to remain upright,or those requiring additional 2. Provide plants shall be established and well rooted in removable containers. Case # D I R-MkqtaWI 4quipment at the approximately at the location(s)and as designated and detailed on the drawings.Verify all locations c. Clay Soil-One staple every five(6)feet and two(2)staples on each change of direction(tee,elbow,or cross). B. In the case of a discrepancy in the plant quantities between the plan drawings and the plant call outs,list or plant schedule,the anchorage in windy locations,shall be staked or remain staked,if required by the Owner's Representative. 3. Container class size shall conform to ANSI Z60.1 for container plants for each size and type of plant. rvvw Application NwanW,;?wners Representative 6. Cap or plug all openings as soon as lines have been installed to prevent the intrusion of materials that would obstruct the pipe. number of plants or square footage of the planting bed actually drawn on the plan drawings shall be deemed correct and prevail. B. End of Warranty Final Acceptance-Acceptance of plants at the end of the warranty period. 2.4 PLANTING SOIL 3. Install all valves within a valve box of sufficient size to accommodate the installation and servicing of the equipment.Group valves Leave in place until removal is necessary for completion of installation. 1.5 PERMITS AND REGULATIONS 1. At the end of the warranty period,the Owner's Representative shall observe all warranted work,upon written request of the A. Planting Soil as used in this specification means the soil at the planting site,or imported as modified and defined in specification Approva I Body: Director/!912"rwhere practical and locate in shrub planting areas. 7. Thoroughly flush all water lines before installing valves and other hydrants. A. The Contractor shall obtain and pay for all permits related to this section of the work unless previously excluded under provision of Contractor.The request shall be received at least ten calendar days before the anticipated date for final observation. Section Planting Soil.If there is no Planting Soil specification,the term Planting Soil shall mean the soil at the planting site within the RMW 30 E Santa Clara St. Approva I Date 12/13/21 All sprinkler irrigation systems that are using water from potable water systems shall require backflow prevention.All backflow 8. Install pressure regulators and filters as shown on the drawings. the contract or general conditions.The Contractor shall comply with all laws and ordinances bearing on the operation or conduct of 2. End of Warranty Final Acceptance will be given only when all the requirements of the work under this specification and in planting hole. Architecture Suite 200 IaFeveptie-devnees;i;I;all miqAt;;R be installed in accordance with requirements set forth by local codes and the health Signature Jeffrey sumurcgpartment. 9. Install air/vacuum relief valves as indicated on the drawings. the work as drawn and specified.If the Contractor observes that a conflict exists between permit requirements and the work outlined specification sections Planting Soil and Irrigation have been met. 2.5 MULCH Interiors San Jose Cage WpkW6Wpmmer Arrestor: 10.Install single outlet emitters onto drip tubing as indicating on the drawings. in the contract documents,the Contractor shall promptly notify the Owner's Representative in writing including a description of any 1.15 SELECTION AND OBSERVATION OF PLANTS A. Mulch shall be"Walk on"grade,coarse,ground,from tree and woody brush sources.The size range shall be a minimum(less than California 95113 1. Arrestor shall be located halfway between the master valve/hydrometer and the backflow prevention device in a planting area. 3.12 ADJUSTMENT AND COVERAGE TEST necessary changes and changes to the contract price resulting from changes in the work. A. The Owner's Representative may review all plants subject to approval of size,health,quality,character,etc.Review or approval of 25%or less of volume)fine particles 3/8 inch or less in size,and a maximum size of individual pieces(largest 20%or less of The minimum distance between arrestor can be located between both pieces of equipment is two feet(2')on either side. A. Adjustment: B. Wherever references are made to standards or codes in accordance with which work is to be performed or tested,the edition or any plant during the process of selection,delivery,installation and establishment period shall not prevent that plant from later volume)shall be approximately 1 to 1-1/2 inch in diameter and maximum length approximately 4 to 8".Pieces larger than 8 inch long Office Fax 2. All threaded connections shall be made with Monster Tape. 1. The Contractor shall flush and adjust all sprinkler heads,valves and all other equipment to ascertain that they function according revision of the standards and codes current on the effective date of this contract shall apply,unless otherwise expressly set forth. rejection in the event that the plant quality changes or previously existing defects become apparent that were not observed. that are visible on the surface of the mulch after installation shall be removed. 408 294-8000 415 294-1747 3. All connections to and from the arrestor and pipe shall be Sch.80. to the manufacturers data. C. In case of conflict among any referenced standards or codes or between any referenced standards and codes and the B. Plant Selection:The Owner's Representative reserves the right to select and observe all plants at the nursery prior to delivery and to 1. It is understood that mulch quality will vary significantly from supplier to supplier and region to region.The above requirements 4. Lines shall be flushed thoroughly prior to the installation of the arrestor. 2. Adjust all sprinkler heads not to overspray onto walks,roadways and buildings when under maximum operating pressure and specifications,the more restrictive standard shall apply or Owners Representative shall determine which shall govern. reject plants that do not meet specifications as set forth in this specification.If a particular defect or substandard element can be may be modified to conform to the source material from locally reliable suppliers as approved by the Owner's Representative. rmw.com during times of normal prevailing winds. 1.6 PROTECTION OF WORK,PROPERTY AND PERSON corrected at the nursery,as determined by the Owners Representative,the agreed upon remedy may be applied by the nursery or B. Submit suppliers product specification data sheet and a one gallon sample for approval. 5. Arrestor may be installed either parallel or perpendicular to the mainline pipe. B. Coverage test: A. The Contractor shall adequately protect the work,adjacent property,and the public,and shall be responsible for any damages or the Contractor provided that the correction allows the plant to meet the requirements set forth in this specification.Any work to 2.6 TREE STAKING AND GUYING MATERIAL C. Hydrometer: 1. The Contractor shall perform the coverage test in the presence of the Owners Representative after all sprinkler heads have been injury due to his/her actions. correct plant defects shall be at the contractors expense. 1. Hydrometer shall be installed after the backflow prevention device and water hammer arrestor. 1. The Owners Representative may make invasive observation of the plant's root system in the area of the root collar and the top of A. Tree guying to be flat woven polypropylene material,3/4 inch wide,and 900 lb.break strength.Color to be Green.Product to be installed,flushed and adjusted.Each section is tested to demonstrate uniform and adequate coverage of the planting areas 1.7 CHANGES IN THE WORK the root ball in general in order to determine that the plant meets the quality requirements for depth of the root collar and presence ArborTie manufactured by Deep Root Partners,L.P.or approved equal. 2. Hydrometer shall have a minimum of two feet(2')straight mainline before and after before any change in direction. serviced. A. The Owners Representative may order changes in the work,and the contract sum should be adjusted accordingly.All such orders of roots above the root collar.Such observations will not harm the plant. B. Stakes shall be lodge pole stakes free of knots and of diameters and lengths appropriate to the size of plant as required to 3. Prior to installation the mainline shall be thoroughly flushed. 2. Any systems that require adjustments for full and even coverage shall be done by the Contractor prior to final acceptance at the and adjustments plus claims by the Contractor for extra compensation must be made and approved in writing before executing the 2. Corrections are to be undertaken at the nursery prior to shipping. adequately support the plant. 4. Mainline connections shall be the same size as the hydrometer. direction of the Owner's Representative at no additional cost.Adjustments may also include realignment of pipes,addition of extra work involved. heads,and changes in nozzle type or size. C. The Contractor shall bear all cost related to plant corrections. C. Below ground anchorage systems to be constructed of 2 x 2 dimensional untreated wood securing(using 3 inch long screws) 5. All threaded connections shall be made using Monster Tape. 3. The Contractor at no additional cost shall immediately correct all unauthorized changes or improper installation practices. B. All changes in the work,notifications and contractor's request for information(RFI)shall conform to the contract general condition D. All plants that are rejected shall be immediately removed from the site and acceptable replacement plants provided at no cost to the horizontal portions to 4 feet long vertical stakes driven straight into the ground outside the root ball. 6. Hydrometer decoders shall be installed in the valve box with the serial number facing up 34"below the top of the valve box. 4. The entire irrigation system shall be operating properly with written approval of the installation by the Owners representative prior requirements. Owner. D. Submit manufacturer's product data for approval. 7. Hydrometer decoders shall be secured to the valve box using two(2)stainless self tapping screws. to beginning any planting operations. 1.8 CORRECTION OF WORK E. Submit to the Owner's Representative,for approval,plant sources including the names and locations of nurseries proposed as 8. Decoder wires and register wires shall be connected using the approved wire nuts. C. Controller Programming: A. The Contractor,at their own cost,shall re-execute any work that fails to conform to the requirements of the contract and shall sources of acceptable plants,and a list of the plants they will provide.The plant list shall include the botanical and common name 9. Contractor shall position the three-way selector into the'Auto'position. 1. Prior to the beginning of the maintenance period the controller shall be programmed by the Contractor and approved by the remedy defects due to faulty materials or workmanship upon written notice from the Owner's Representative,at the soonest as and the size at the time of selection.Observe all nursery materials to determine that the materials meet the requirements of this 3.1 SITE EXAMINATION 10.Prior to installing the approved grease packs,Contractor shall search and assign the master valve and flow sensor decoder at the Owner's Representative. possible time that can be coordinated with other work and seasonal weather demands. section. A. Examine the surface grades and soil conditions to confirm that the requirements of the Specification Section-Planting Soil-and the irrigation controller flow set up and within each applicable program. 2. Assign correct date and time to the controller. 1.9 DEFINITIONS F. Trees shall be purchased from the growing nursery.Re-wholesale plant suppliers shall not be used as sources unless the soil and drainage modifications indicated on the Planting Soil Plan and Details(if applicable)have been completed.Notify the 11.Contractor shall than test each decoder at the irrigation controller. 3. Connect hydrometer or flow sensor and master valve wires in the controller to the assigned ports. All terms in this specification shall be as defined in the"Glossary of Arboricultural Terms"or as modified below. Contractor can certify that the required trees are not directly available from a growing nursery.When Re-wholesale suppliers are Owner's Representative in writing of any unsatisfactory conditions. utilized,the Contractor shall submit the name and location of the growing nursery from where the trees were obtained by the 12.Contractor shall install the approved grease packs after each decoder has past the communication test. a. If the irrigation system is 2-wire,assign the respective decoders for the hydrometer or flow sensor/master valve to the water A. Boxed trees:A container root ball package made of wood in the shape of a four-sided box. re-wholesale seller.The re-wholesale nursery shall be responsible for any required plant quality certifications. 3.2 DELIVERY,STORAGE AND HANDLING D. Remote control valves: source. B. Container plant: Plants that are grown in and/or are currently in a container including boxed trees. G. The Contractor shall require the grower or re-wholesale supplier to permit the Owners Representative to observe the root system of A. Protect materials from deterioration during delivery and storage.Adequately protect plants from drying out,exposure of roots to sun, 1. Install one remote control valve per valve box. 4. Connect remote control irrigation valve wires to the assigned valve ports in the controller. all plants at the nursery or job site prior to planting including random removal of soil or substrate around the base of the plant. wind or extremes of heat and cold temperatures.If planting is delayed more than 24 hours after delivery,set plants in a location 2. A Sch.80 tru-union ball valves shall be installed upstream of the remote control irrigation valve. a. If the irrigation system is 2-wire,assign the respective decoders for each valve to the zone number you want the valve to C. Defective plant:Any plant that fails to meet the plant quality requirement of this specification. Observation may be as frequent and as extensive as needed to verify that the plants meet the requirements of the specifications and protected from sun and wind.Provide adequate water to the root ball package during the shipping and storage period. 3. A Sch.80 union shall be installed downstream of the remote control irrigation valve. operate under. D. End of Warranty Final Acceptance:The date when the Owners Representative accepts that the plants and work in this section meet conform to requirements. 1. All plant materials must be available for observation prior to planting. 4. Solenoid wires shall be connected to the valve wire and common wire using the controller manufacturer approved connectors. 5. Group similar valves to the same program. all the requirements of the warranty.It is intended that the materials and workmanship warranty for Planting,Planting Soil,and H. Each tree shall have a numbered seal applied by the Contractor.The seal shall be placed on a lateral branch on the north side of a. For instance all of the tree valves are assigned to one program,all of the shrubs are assigned to a second program,and all of Irrigation work run concurrent with each other. the tree.The seal shall be a tamper proof plastic seal bearing the Contractors name and a unique seven-digit number embossed on 2. Using a soil moisture meter,periodically check the soil moisture in the root balls of alI plants to assure that the plants are being a. For 2-wire systems solenoid wires shall be connected to the 2-wire path and controller decoder. the turf valves are assigned to a 3rd program. E. Healthy:Plants that are growing in a condition that expresses leaf size,crown density,color;and with annual growth rates typical of the seal. adequately watered.Volumetric soil moisture shall be maintained above wilting point and below field capacity for the root ball 5. Prior to the installation of the controller approved grease packs,irrigation connections shall be tested at the controller for each b. Label each valve and give a brief description and location. the species and cultivar's horticultural description,adjusted for the planting site soil,drainage and weather conditions. 1. Do not place seals on branches that are so large that there is not sufficient room for the branch growth over the period of the substrate or soil. valve. c. Label each program and give a brief description of what it operates. F. Kinked root:A root within the root package that bends more than 90 degrees. warranty. B. Do not deliver more plants to the site than there is space with adequate storage conditions.Provide a suitable remote staging area 6. Remote control valve manifolds and quick coupler valves shall be separate allowing use of a quick coupler with all remote control 6. Learn the flow for each valve in the controller. for plants and other supplies. valves shut off. a. Contractor shall verify the K factor for each flow meter/hydrometer based upon the make and model of the flow equipment and G. Maintenance:Actions that preserve the health of plants after installation and as defined in this specification. 1. The Owner's Representative may choose to attach their seal to each plant,or a representative sample.Viewing and/or sealing of 1. The Owner's Representative or Contractor shall approve the duration,method and location of storage of plants. 7. Install boxes no farther than 12 inches from edge of paving and perpendicular to edge of paving and parallel to each other.Allow controller along with the flow meter/hydrometer size. H. Maintenance period:The time period,as defined in this specification,which the Contractor is to provide maintenance. plants by the Owner's Representative at the nursery does not preclude the Owners Representative's right to reject material while on 12 inches clearance between adjacent valve boxes. 7. Establish system parameters for how the controller is to operate when detecting an error,such parameters shall include but are 1. Normal:the prevailing protocol of industry standard(s). site.The Contractor is responsible for paying any up charge for the Owner's Representative to attach their seal to specific plants. C. Provide protective covering over all plants during transporting. E. Pressure regulator&basket filter: not limited to; J. Where requested by the Owners Representative,submit photographs of plants or representative samples of plants.Photographs 3.3 PLANTING SEASON 1. Install one(1)pressure regulator/filter per valve box. a. High flow alerts. J. Owner's Representative:The person appointed by the Owner to represent their interest in the review and approval of the work and shall be legible and clearly depict the plant specimen.Each submitted image shall contain a height reference,such as a measuring A. Planting shall only be performed when weather and soil conditions are suitable for planting the materials specified in accordance to serve as the contracting authority with the Contractor.The Owner's Representative may appoint other persons to review and stick.The approval of plants by the Owners Representative via photograph does not preclude the Owners Representative's right to 2. A Sch.80 male adapter and sch.80 unions shall be installed upstream and downstream of the pressure regulator&basket filter b. Low flow alerts. approve any aspects of the work. reject material while on site. with locally accepted practice.Install plants during the planting time as described below unless otherwise approved in writing by the as indicating in the drawings. c. Unexpected flows. Owner's Representative.In the event that the Contractor request planting outside the dates of the planting season,approval of the 3. The pressure regulator shall be install a minimum of one foot(1')and a maximum of three feet(T)away from the remote control d. Flow variance. K. Reasonable and reasonably:When used in this specification relative to plant quality,it is intended to mean that the conditions cited 1.16 PLANT SUBSTITUTIONS FOR PLANTS NOT AVAILABLE request does not change the requirements of the warranty. irrigation valve. 8. If applicable,Contractor shall connect the controller to the cloud for online access through a computer,smart phone,or tablet. will not affect the establishment or long term stability,health or growth of the plant.This specification recognizes that it is not A. Submit all requests for substitutions of plant species,or size to the Owner's Representative,for approval,prior to purchasing the 1. Deciduous trees and shrubs January to July and September to December. possible to produce plants free of all defects,but that some accepted industry protocols and standards result in plants unacceptable proposed substitution.Request for substitution shall be accompanied with a list of nurseries contacted in the search for the required 4. The Contractor shall remove the top of the pressure regulator&basket filter after all remote control irrigation valves,mainline and a. An online account shall be created for the Owner,Owner's Representative and installing Contractor. to this project. plant and a record of other attempts to locate the required material.Requests shall also include sources of plants found that may be 2. Evergreen trees and shrubs January to July and September to December. equipment have been installed and glue joints cured and flush any debris from the basket filter&pressure regulator. b. All accounts shall have email notifications set up which alerts the users of errors and program starts. reasonably is used in relation to other issues such as weeds,diseased,insects,it shall mean at levels low of a smaller or larger size,or a different shape or habit than specified,or plants of the same genus and species but different cultivar R CONDITIONS 1. Quick coupler valve: 9. Contractor and Owner's Representative shall observe the site one day after controller operation through programing to verify enough that no treatment would be required when applying recognized Integrated Plant Management practices. origin,or which may otherwise not meet the requirements of the specifications,but which may be available for substitution. 1. Install each quick coupler valve in its own valve box. system operation and no water runoff has occurred or breaks were present. n recognizes that some decisions cannot be totally based on measured findings and that professional judgment is 1.17 SITECONDITIONS A. No planting shall take place during extremely hot,dry,windy or freezing weather. 2. Install thrust blocks on quick couplers. 3.13 REPAIR OF PLANTING SOIL required.In cases of differing opinion,the Owners Representative's expert shall determine when conditions are judged as A. It is the responsibility of the Contractor to be aware of all surface and sub-surface conditions,and to notify the Owner's 3.5 COORDINATION WITH PROJECT WORK 3. Place no closer than 12 inches to adjacent paving. A. Any areas of planting soil including imported or existing soils or modified planting soil which become compacted or disturbed or reasonable. Representative,in writing,of any circumstances that would negatively impact the health of plantings.Do not proceed with work until A. The Contractor shall coordinate with all other work that may impact the completion of the work. 4. Install 18 inches off set from main line. degraded as a result of the installation of the irrigation system shall be restored to the specified quality and compaction prior to L. Root ball:The mass of roots including any soil or substrate that is shipped with the tree within the root ball package. unsatisfactory conditions have been corrected. B. Prior to the start of work,prepare a detailed schedule of the work for coordination with other trades. 5. All threaded connections for quick couplers shall be Sch.80 PVC. beginning planting operations at no additional expense to the Owner.Restoration methods and depth of compaction remediation M.Root ball package.The material that surrounds the root ball during shipping.The root package may include the material in which the C. Coordinate the relocation of any irrigation lines,heads or the conduits of other utility lines that are in conflict with tree locations.Root 6. All threaded connection to quick couplers shall be made using Monster Tape. shall be approved by the Owner's Representative. plant was grown,or new packaging placed around the root ball for shipping. 1. Should subsurface drainage or soil conditions be encountered which would be detrimental to growth or survival of plant material, balls shall not be altered to fit around lines.Notify the Owner's Representative of any conflicts encountered. K. Bubblers: 3.14 CLEAN-UP N. Root collar(root crown,root flare,trunk flare,flare):The region at the base of the trunk where the majority of the structural roots join the Contractor shall notify the Owners Representative in writing,stating the conditions and submit a proposal covering cost of 3.6 LAYOUT AND PLANTING SEQUENCE 1. All main lines and lateral lines,including swing joints,shall be flushed and pressure tested before installing bubbler heads. A. During installation,keep the site free of trash,pavements reasonably clean and work area in an orderly condition at the end of each the plant stem,usually at or near ground level. corrections.If the Contractor fails to notify the Owner's Representative of such conditions,he/she shall remain responsible for day.Remove trash and debris in containers from the site no less than once a week. 0. Shrub:Woody plants with mature height approximately less than 15 feet. plant material under the warranty clause of the specifications. A. Relative positions of all plants and trees are subject to approval of the Owner's Representative. 2. Install bubblers as shown in details at locations shown on the drawings. a. Immediately clean up any spilled or tracked soil,fuel,oil,trash or debris deposited by the Contractor from all surfaces within B. It is the responsibility of the Contractor to be familiar with the local growing conditions,and if any specified plants will be in conflict B. Notify the Owners Representative,one(1)week prior to layout.Layout all individual tree and shrub locations.Place plants above 3. All bubblers shall be set perpendicular to finish grade unless otherwise designated on the drawings or details. the project or on public right of ways and neighboring property. P. Spade harvested and transplanted:Field grown trees that are mechanically harvested and immediately transplanted to the final with these conditions.Report any potential conflicts,in writing,to the Owner's Representative. surface at planting location or place a labeled stake at planting location.Layout bed lines with paint for the Owner's Representative s 03 4. All bubblers installed on slopes shall have a check valve installed between the riser and emitter. B. Once installation is complete,wash all soil from pavements and other structures. growing site without being removed from the digging machine. C. This specification requires that all Planting Soil and Irrigation(if applicable)work be completed and accepted prior to the installation approval.Secure the Owners Representative's acceptance before digging and start of planting work. 10201 13 U 1313 ROAD 5. Soil around the bubbler and swing joint shall be water settled to remove air pockets so that irrigation water runs through the plant 1. Make all repairs to grades ruts,and damage to the work or other work at the site. Q. Stem:The trunk of the tree. of any plants. C. When applicable,plant trees before other plants are installed. root ball. 2. Remove and dispose of all excess soil,packaging,and other material brought to the site by the Contractor. R. Substantial Completion Acceptance:The date at the end of the Planting,Planting Soil,and Irrigation installation where the Owner's D. It is understood that plants are not precise objects and that minor adjustments in the layout will be required as the planting plan is CUPERTNO L. Decoders: Representative accepts that all work in these sections is complete and the Warranty period has begun.This date may be different constructed.These adjustments may not be apparent until some or all of the plants are installed.Make adjustments as required by 1. Valve decoders shall be installed as shown in the details as shown on the drawings. 3.15 PROTECTION than the date of substantial completion for the other sections of the project. 1. Planting operations shall not begin until such time that the irrigation system is completely operational for the area(s)to be planted, the Owner's Representative including relocating previously installed plants. C A 2. Valve decoders shall be secured to the valve box with the decoder model number facing up using two(2)stainless steel self A. The Contractor shall protect installed irrigation work from damage due to operations by other Contractors or trespassers. S. Stem girdling root:Any root more than 1/4 inch diameter currently touching the trunk,or with the potential to touch the trunk,above and the irrigation system for that area has been preliminarily observed and approved by the Owner's Representative. 3.7 SOIL PROTECTION DURING PLANT DELIVERY AND INSTALLATION tapping screws. 1. Maintain protection during installation until Acceptance.Treat,repair or replace damaged work immediately.The Owners the root collar approximately tangent to the trunk circumference or circling the trunk.Roots shall be considered as Stem Girdling that D. Actual planting shall be performed during those periods when weather and soil conditions are suitable in accordance with locally 3. Valve decoder tags shall secured in the controller box and shall indicate valve number in the irrigation sequence,irrigation emitter Representative shall determine when such treatment,replacement or repair is satisfactory. have,or are likely to have in the future,root to trunk bark contact. accepted horticultural practices. A. Protect soil from compaction during the delivery of plants to the planting locations,digging of planting holes and installing plants. type and physical location within the project as shown on the plans. 3.16 PRE-MAINTENANCE OBSERVATION: T. Structural root:One of the largest roots emerging from the root collar. 1. Where possible deliver and plant trees that require the use of heavy mechanized equipment prior to final soil preparation and 4. Electrical connections from the irrigation valve and decoder shall be made using controller manufacturer approved connectors. A. Once the entire system shall be completely installed and operational and all planting is installed,the Owner's Representative shall U. Tree:Single and multi-stemmed plants with mature height approximately greater than 15 feet. 1. Do not install plants into saturated or frozen soils.Do not install plants during inclement weather,such as rain or snow or during tilling.Where possible,restrict the driving lanes to one area instead of driving over and compacting a large area of soil. 5. Prior to grease packing the irrigation wire connections,the irrigation system shall be tested at the controller. observe the system and prepare a written punch list indicating all items to be corrected and the beginning date of the maintenance 1.10 SUBMITTALS extremely hot,cold or windy conditions. 2. Till to a depth of 6 inches,all soil that has been driven over during the installation of plants. M.Moisture Sensors: period. A. See contract general conditions for policy and procedure related to submittals. 1.18 PLANTING AROUND UTILITIES 3.8 SOIL MOISTURE 1. Moisture sensors shall be installed as shown in the details at locations shown on the drawings. B. This is not final acceptance and does not relieve the Contractor from any of the responsibilities in the contract documents. A. Contractor shall carefully examine the civil,record,and survey drawings to become familiar with the existing underground conditions A. Volumetric soil moisture level,in both the planting soil and the root balls of all plants,prior to,during and after planting shall be 2. The Landscape Architect shall approve moisture sensor locations in the field prior to installation. 3.17 GENERAL MAINTENANCE AND THE MAINTENANCE PERIOD B. Submit all product submittals 8 weeks prior to installation of plantings. before digging. above permanent wilting point and below field capacity for each type of soil texture within the following ranges. 3. Moisture sensors shall be tested for operation at the controller prior to backfilling. A. General maintenance shall begin immediately after installation of irrigation system.The general maintenance and the maintenance C. Product data:Submit manufacturer product data and literature describing all products required by this section to the Owner's B. Determine location of underground utilities and perform work in a manner that will avoid possible damage.Hand excavate,as a. Contractor shall attach the sensor to the remote control irrigation valve and wire to the solenoid and decoder and secure the period shall include the following: Representative for approval.Provide submittal eight weeks before the installation of plants. required.Maintain grade stakes set by others until parties concerned mutually agree upon removal. Soil type Permanent wilting point Field capacity wires with the controller manufacturer approved wire nuts. 1. On a weekly basis the Contractor shall keep the irrigation system in good running order and make observations on the entire D. Plant growers'certificates:Submit plant growers'certificates for all plants indicating that each meets the requirements of the C. Notification of 811,DIG ALERT,is required for all planting areas:The Contractor is responsible for knowing the location and Sand,Loamy sand,Sandy loam 5-8% 12-18% b. After connecting the moisture sensors the Contractor shall fill the soil around the moisture sensor to a depth of 6"below system for proper operation and coverage.Repair and cleaning shall be done to keep the system in full operation. specification,including the requirements of tree quality,to the Owner's Representative for approval.Provide submittal eight weeks avoiding utilities that are not covered by the DIG ALERT. Loam,Sandy clay,Sandy clay loam 14-25% 27-36% finished grade. 2. Records of all timing changes to control valves from initial installation to time of final acceptance shall be kept and turned over to before the installation of plants. Clay loam,Silt loam 11 -22% 31 -36% ISSUE �SSUED FOR PLAN CHECK c. Contractor shall then test the moisture sensor through the irrigation controller to determine current moisture level conditions. the Owner's Representative at the time of final acceptance. E. Samples:Submit samples of each product and material where required by the specification to the Owners Representative for d. The Contractor shall then pour a five(5)gallon bucket of water at the moisture sensor location,then test the moisture sensor 3. During the last week of the maintenance period,provide equipment familiarization and instruction on the total operations of the approval.Label samples to indicate product,characteristics,and locations in the work.Samples will be reviewed for appearance PART2 PRODUCTS Silty clay,Silty clay loam 22-27% 38-41% ISSUE DATE: 5/05/2021 through the controller.If the moisture level increases by more then 200%the Contractor shall continue backfilling the soil to system to the personnel who will assume responsibility for running the irrigation system. only.Compliance with all other requirements is the exclusive responsibility of the Contractor. 2.1 PLANTS:GENERAL 1. Volumetric soil moisture shall be measured with a digital moisture meter.The meter shall be the Digital Soil Moisture Meter, the top of finish grade.If the sensor does not increase by more than 200%the Contractor shall repeat the process. 4. At the end of the maintenance period,turn over all operations logs,manuals,instructions,schedules,keys and any other F. Plant sources:Submit sources of all plants as required by Article-"Selection of Plants"to the Owner's Representative for approval. A. Standards and measurement:Provide plants of quantity,size,genus,species,and variety or cultivars;as shown and scheduled in DSMM500 by General Specialty Tools and Instruments,or approved equivalent. REVI&ONS 4. One moisture sensor shall be installed for each emitter and plant type. equipment necessary for operation of the irrigation system to the Owners Representative who will assume responsibility for the G. Close out submittals:Submit to the Owner's Representative for approval. contract documents. B. The Contractor shall confirm the soil moisture levels with a moisture meter.If the moisture is too high,suspend planting operations 5. Moisture sensors for turf shall be installed 5"below finished grade at location that is an equal distance between two overhead operations and maintenance of the irrigation system. 1. Plant maintenance data and requirements. 1. All plants including the root ball dimensions or container size to trunk caliper ratio shall conform to ANSI Z60.1"American until the soil moisture drains to below field capacity. A# DESCRIPTION DATE emitters. B. The maintenance period for the irrigation system shall coincide with the maintenance period for the Planting. (See specification Standard for Nursery Stock"latest edition,unless modified by provisions in this specification.When there is a conflict between this 3.9 INSTALLATION OF PLANTS:GENERAL 6. Moisture sensors for point source irrigation emitters to trees shall be installed 12"below finished grade at the berm inner edge and section"Planting" 1.11 OBSERVATION OF THE WORK specification and ANSI Z60.1,this specification section shall be considered correct. A. Installation plan shall be submitted a minimum of 14 days prior to the scheduled installation.Plan should describe the methods, angled down 45'. 3.18 SUBSTANTIAL COMPLETION ACCEPTANCE A. The Owners Representative may observe the work at any time.They may remove samples of materials for conformity to 2. Plants larger than specified may be used if acceptable to the Owners Representative.Use of such plants shall not increase the activities,materials and schedule to achieve installation of plants. 7. Moisture sensors for point source irrigation emitters to all other plants shall be installed 8"below finished grade at the berm inner A. Upon written notice from the Contractor,the Owners Representative shall review the work and make a determination if the work is specifications.Rejected materials shall be immediately removed from the site and replaced at the Contractor's expense.The cost of contract price.If larger plants are accepted the root ball size shall be in accordance with ANSI Z-60.1.Larger plants may not be B. Observe each plant after delivery and prior to installation for damage of other characteristics that may cause rejection of the plant. edge and angled down 45*. substantially complete. testing materials not meeting specifications shall be paid by the Contractor. acceptable if the resulting root ball cannot be fit into the required planting space. Notify the Owner's Representative of any condition observed. 8. Install specified sprinkler heads as shown in details at locations shown on the drawings.Adjust layout for full coverage,spacing of B. The date of substantial completion of the irrigation shall be the date when the Owner's Representative accepts that all work in B. The Owners Representative shall be informed of the progress of the work so the work may be observed at the following key times in 3. If a range of size is given,no plant shall be less than the minimum size and not less than 50 percent of the plants shall be as large heads shall not exceed the maximum spacing recommended by the manufacturer. Planting,Planting Soil,and Irrigation installation sections is complete. the construction process.The Owners Representative shall be afforded sufficient time to schedule visit to the site.Failure of the as the maximum size specified.The measurements specified are the minimum and maximum size acceptable and are the C. No more plants shall be distributed about the planting bed area than can be planted and watered on the same day. 9. After moisture sensors have been tested and backfilled the irrigation system shall run until moisture levels in the soil reach field Owner's Representative to make field observations shall not relieve the Contractor from meeting all the requirements of this measurements after pruning,where pruning is required. D. The root system of each plant,regardless of root ball package type,shall be observed by the Contractor,at the time of planting to capacity to establish the moisture sensor baseline. 3.19 FINAL ACCEPTANCE/SYSTEM MALFUNCTION CORRECTIONS specification. B. Proper Identification:All trees shall be true to name as ordered or shown on planting plans and shall be labeled individually or in confirm that the roots meet the requirements for plant root quality in Part 2 Products:Plants General:Plant Quality.The Contractor N. Lightning Arrestors: A. At the end of the Plant Warrantee and Maintenance period,(See specification section"Planting")the Owners Representative shall 1. SITE CONDITIONS PRIOR TO THE START OF PLANTING:review the soil and drainage conditions. groups by genus,species,variety and cultivar. shall undertake at the time of planting,all modifications to the root system required by the Owner's Representative to meet these 1. Lightning arrestors shall be installed every six hundred feet(600')along the irrigation mainline or mainline spurs longer than one inspect the irrigation work and establish that all provisions of the irrigation system are complete and the system is working correctly. 2. COMPLETION OF THE PLANT LAYOUT STAKING:Review of the plant layout. C. Compliance:All trees shall comply with federal and state laws and regulations requiring observation for plant disease,pests,and quality standards. hundred feet(100'). 1. Restore any soil settlement over trenches and other parts of the irrigation system. weeds.Observation certificates required by law shall accompany each shipment of plants. 1. Modifications,at the time of planting,to meet the specifications for the depth of the root collar and removal of stem girdling roots 2. The primary location for lighting arrestors shall be in the same valve box as remote control irrigation valves. 2. Replace,repair or reset any malfunctioning parts of the irrigation system. 3. PLANT QUALITY:Review of plant quality at the time of delivery and prior to installation.Review tree quality prior to unloading and circling roots may make the plant unstable or stress the plant to the point that the Owner's Representative may choose to where possible,but in all cases prior to planting. 1. Clearance from the local county agricultural commissioner,if required,shall be obtained before planting trees originating outside reject the plant rather than permitting the modification. 3. Lightning arrestors not installed in the same location as a remote control irrigation valve shall be installed along the mainline in a B. The Contractor shall show all corrections made from punch list.Any items deemed not acceptable shall be reworked and the 4. COMPLETION OF THE PLANTING:Review the completed planting. the county in which they are to be planted. ten inch(10")green round locking valve box. maintenance period will be extended. 2. Any modifications required by the Owner's Representative to make the root system conform to the plant quality standards outlined 0. Grounding Rod or Plates: C. The Contractor shall show evidence that the Owners Representative has received all charts,records,drawings,and extra 1.12 PRE-CONSTRUCTION CONFERENCE D. Plant Quality: in Part 2 Products:Plants General:Quality,or other requirements related to the permitted root ball package,shall not be 1. Grounding devices shall be installed as shown in the details at locations shown on the drawings. equipment as required before final acceptance. A. Schedule a pre-construction meeting with the Owner's Representative at least seven(7)days before beginning work to review any 1. General:Provide healthy stock,grown in a nursery and reasonably free of die-back,disease,insects,eggs,bores,and larvae.At considered as grounds to modify or void the plant warranty. KEY 2. Grounding devices shall be located eight feet(8')to ten feet(10')away from the lightning arrestor. D. Failure to pass review:If the work fails to pass final review,any subsequent observations must be rescheduled as per above.The questions the Contractor may have regarding the work,administrative procedures during construction and project work schedule. the time of planting all plants shall have a root system,stem,and branch form that will not restrict normal growth,stability and 3. The resulting root ball may need additional staking and water after planting.The Owner's Representative may reject the plant if PLAN: cost to the Owner for additional observations will be charged to the Contractor at the prevailing hourly rate of the reviewer. health for the expected life of the plant the root modification process makes the tree unstable or if the tree is not healthy at the end of the warranty period.Such plants 3. Grounding devices cannot be located in the same trench as the irrigation mainline. 1.13 QUALITY ASSURANCE 2. Plant quality above the soil line: shall still be covered under the warranty 4. For bidding purposes,at every lightning arrester shall have two grounding devices installed.Grounding rods shall be secured to END OF SECTION 32 84 00 A. Substantial Completion Acceptance-Acceptance of the work prior to the start of the warranty period: a. Plants shall be healthy with the color,shape,size and distribution of trunk,stems,branches,buds and leaves normal to the 4. The Contractor remains responsible to confirm that the grower has made all required root modifications noted during any nursery one another using#6 bare copper wire and grounding rod clamps. I. Once the Contractor completes the installation of all items in this section,the Owners Representative will observe all work for plant type specified.Tree quality above the soil line shall comply with the project Crown Acceptance details(or Florida Grades observations. 5. After the grounding rods have been installed the soil around the grounding rods tamped with the end of a spade shovel followed SECTION 32 93 00 Substantial Completion Acceptance upon written request of the Contractor.The request shall be received at least ten calendar and Standards,tree grade Florida Fancy or Florida#11)and the following: E. Container and Boxed Root Ball Shaving:The outer surfaces of ALL plants in containers and boxes,including the top,sides and by pouring a five gallon bucket of water around the grounding rod to increase settling PLANTING days before the anticipated date of the observation. 1.)Crown:The form and density of the crown shall be typical for a young specimen of the species or cultivar pruned to a bottom of the root ball shall be shaved to remove all circling,descending,and matted roots.Shaving shall be performed using saws, P. Irrigation controllers: 2. Substantial Completion Acceptance by the Owners Representative shall be for general conformance to specified size,character central and dominant leader. knives,sharp shovels or other suitable equipment that is capable of making clean cuts on the roots.Shaving shall remove a 1. Remote control valves shall be connected to controller in numerical sequence as shown on the drawings. and quality and not relieve the Contractor of responsibility for full conformance to the contract documents,including correct a.)Crown specifications do not apply to plants that have been specifically trained in the nursery as topiary,espalier, minimum of one inch of root mat or up to 2 inches as required to remove all root segments that are not growing reasonably radial to 2. Controller shall be tested with complete electrical connections.The Contractor shall be responsible for temporary power to the 1.1 SUMMARY species. multi-stem,clump,or unique selections such as contorted or weeping cultivars. the trunk. controller for operation and testing purposes. 3. Any plants that are deemed defective as defined under the provisions below shall not be accepted. 2.)Leaves:The size,color,and appearance of leaves shall be typical for the time of year and stage of growth of the species or F. Exposed Stem Tissue after Modification:The required root ball modifications may result in stem tissue that has not formed trunk A. The scope of work includes all labor,materials,appliances,tools,equipment,facilities,transportation and services necessary for, cultivar.Trees shall not show signs of prolonged moisture stress or over watering as indicated by wilted,shriveled,or dead bark being exposed above the soil line.If such condition occurs,wrap the exposed portion of the stem in a protective wrapping with N "landscaping")complete as shown on the drawings and as specified herein. Acceptance and the beginning of the warranty period and plant maintenance period(if plant maintenance is included). material that may girdle the trunk if not removed. 3. Connections to control wiring shall be made within the pedestal of the controller.All wire shall follow the pressure main insofar as and incidental to performing all operations in connection with furnishing,delivery,and installation of plant(also known as B. The Owners Representative will provide the Contractor with written acknowledgment of the date of Substantial Completion leaves. a white filter fabric.Secure the fabric with biodegradable masking tape.DO NOT USE string,twine,green nursery ties or any other possible. 3.) Branches:Shoot growth(length and diameter)throughout the crown should be appropriate for the age and size of the species or 4. Electrical wiring shall be in a rigid gray PVC plastic conduit from controller to electrical outlet.The electrical Contractor shall be B. The scope of work in this section includes,but is not limited to,the following: C. Contractor's Quality Assurance Responsibilities:The Contractor is solely responsible for quality control of the work. cultivar.Trees shall not have dead,diseased,broken,distorted,or otherwise injured branches. G. Excavation of the Planting Space:Using hand tools or tracked mini-excavator,excavate the planting hole into the Planting Soil to the responsible for installing all wiring to the controller,in order to complete this installation.A disconnect switch shall be included. 1. Locate,purchase,deliver and install all specified plants. D. Installer Qualifications:The installer shall be a firm having at least 5 years of successful experience of a scope similar to that a.)Main branches shall be distributed along the central leader not clustered together.They shall form a balanced crown depth of the root ball measured after any root ball modification to correct root problems,and wide enough for working room around Q. Wiring: required for the work,including the handling and planting of large specimen trees in urban areas.The same firm shall install planting appropriate for the cultivar/species. the root ball or to the size indicated on the drawing or as noted below. SCALE: 1. Low Voltage 2. Water all specified plants. soil(where applicable)and plant material. b.) Branch diameter shall be no larger than two-thirds(one-half is preferred)the diameter of the central leader measured 1 inch above the 1. For trees and shrubs planted in soil areas that are NOT tilled or otherwise modified to a depth of at least 12 inches over a a. Control wiring between controller and electrical valves shall be installed in the same trench as the main line where practical. 3. Mulch,fertilize,stake,and prune all specified plants. 1. The bidders list for work under this section shall be approved by the Owners Representative. branch union. distance of more than 10 feet radius from each tree,or 5 feet radius from each shrub,the soil around the root ball shall be The wire shall be bundled and secured to the lower quadrant of the trench at 10 foot intervals with plastic electrical tape. 4. Maintenance of all specified plants until the beginning of the warranty period. C.) The attachment of the largest branches(scaffold branches)shall be free of included bark. loosened as defined below or as indicated on the drawings. PROJECT NUMBER: 18056.6WA 1.)2-wire controller wiring shall be installed in Sch 40 electrical conduit.Conduit shall be a minimum 1"inch in size. 2. Installer Field Supervision:When any planting work is in progress,installer shall maintain,on site,a full-time supervisor who can a. The area of loosening shall be a minimum of 3 times the diameter of the root ball at the surface sloping to 2 times the diameter DRAWNBY: TC b. When the control wiring cannot be installed in the same main line trench it shall be installed a minimum of 18 inches below 5. Plant warranty. communicate in English with the Owners Representative. 4.)Trunk:The tree trunk shall be relatively straight,vertical,and free of wounds that penetrate to the wood(properly made of the root ball at the depth of the root ball. CHECKED BY: TC finish grade and a bright colored plastic ribbon with suitable markings shall be installed in the trench 6 inches below grade 6. Clean up and disposal of all excess and surplus material. 3. Installers field supervisor shall have a minimum of five years experience as a field supervisor installing plants and trees of the pruning cuts,closed or not,are acceptable and are not considered wounds),sunburned areas,conks(fungal fruiting directly over the wire. quality and scale of the proposed project,and can communicate in English with the Owner's Representative. bodies),wood cracks,sap leakage,signs of boring insects,galls,cankers,girdling ties,or lesions(mechanical injury). b. Loosening is defined as digging into the soil and turning the soil to reduce the compaction.The soil does not have to be c. An expansion loop shall be provided inside each valve box.Expansion loop shall be formed by coiling five feet(6)of wire and 7. Maintenance of all specified plants during the warranty period. 5.) Temporary branches,unless otherwise specified,can be present along the lower trunk below the lowest main(scaffold)branch, removed from the hole,just dug,lifted and turned.Lifting and turning may be accomplished with a tracked mini excavator,or STAMP: coiling it into a eighteen inch(18")circle and placing it underneath the irrigation valve and securing it with black zip ties. 1.2 CONTRACT DOCUMENTS 4. The installers crew shall have a minimum of 3 years experienced in the installation of Planting Soil,Plantings,and Irrigation particularly for trees less than 1 inch in caliper.These branches should be no greater than 3/8-inch diameter.Clear trunk should be no more hand shovels. 1.)2-wire controller wire shall be stripped using a Gorilla UF stripper or approved equal. (where applicable)and interpretation of soil plans,planting plans and irrigation plans. than 40%of the total height of the tree. 2. If an auger is used to dig the initial planting hole,the soil around the auger hole shall be loosened as defined above for trees and d. Provide one control wire to service each valve in system. A. Shall consist of specifications and general conditions and the construction drawings.The intent of these documents is to include all 5. Submit references of past projects,employee training certifications that support that the Contractors meets all of the above a. Trees shall have one central leader.If the leader was headed,a new leader(with a live terminal bud)at least one-half the shrubs planted in soil areas that are NOT tilled or otherwise modified. WDSCAP,, labor,materials,and services necessary for the proper execution of the work.The documents are to be considered as one. installer qualifications and applicable licensures. diameter of the pruning cut shall be present. 3. The measuring point for root ball depth shall be the average height of the outer edge of the root ball after any required root ball 11�) ROL�e. Provide 1 common wire(s)per controller. Whatever is called for by any parts shall be as binding as if called for in all parts. 0 f. Run two(2)spare#14-1 wires from controller along entire main line to last electric remote control valve on each and every 1.14 PLANTWARRANTY 1.)All trees are assumed to have one central leader trees unless a different form is specified in the plant list or drawings. modification. 1.3 RELATED DOCUMENTS AND REFERENCES LS\ VIrk leg of main line.Label spare wires at controller and wire stub to be located in a box. A. Plant Warranty: b. All graft unions,where applicable,shall be completely closed without visible sign of graft rejection.All grafts shall be visible 4. If motorized equipment is used to deliver plants to the planting area over exposed planting beds,or used to loosen the soil or dig co 0 g. All control wire splices not occurring at control valve shall be installed in a separate splice valve box. A. Related Documents: co __4 1. The Contractor agrees to replace defective work and defective plants.The Owner's Representative shall make the final above the soil line. the planting holes,all soil that has been driven over shall be tilled to a depth of 6 inches. W -&- h. Wire markers(sealed,1 inch to 3 inch square)are to identify control wires at valves and at terminal strips of controller.At the 1. Drawings and general provisions of contract including general and supplementary conditions and Division I specifications apply to determination if plants meet these specifications or that plants are defective. c. Trunk caliper and taper shall be sufficient so that the lower five feet of the trunk remains vertical without a stake.Auxiliary H. For trees to be planted in prepared Planting Soil that is deeper than the root ball depth,compact the soil under the root ball using a Signature terminal strip mark each wire clearly indicting valve circuit number. work of this section stake may be used to maintain a straight leader in the upper half of the tree. mechanical tamper to assure a firm bedding for the root ball.If there is more than 12 inches of planting soil under the root ball kP 2. High Voltage 2. Related Specification Sections Plants warranty shall begin on the date of Substantial Completion Acceptance and continue for the following periods,classed by 3. Plant quality at or below the soil line: excavate and tamp the planting soil in lifts not to exceed 12 inches. Re Ow I fate- a. All electrical work shall conform to local codes,ordinances and any authorities having jurisdiction.All high voltage electrical a. Section-Planting Soil plant type: a. Plant roots shall be normal to the plant type specified.Root observations shall take place without impacting tree health.Root 1. Set top outer edge of the root ball at the average elevation of the proposed finish.Set the plant plumb and upright in the center of OF- CAO� work to be performed by licensed electrician. b. Section-Irrigation d. Trees- 180 day(s). quality at or below the soil line shall comply with the project Root Acceptance details and the following: the planting hole.The tree graft,if applicable,shall be visible above the grade.Do not place soil on top of the root ball. b. The Contractor shall provide 120-volt power connection to the automatic controller unless noted otherwise on drawings. c. Section-Lawn e. Shrubs-180 day(s). 1.)The roots shall be reasonably free of scrapes,broken or split wood. J. The Owners Representative may request that plants orientation be rotated when planted based on the form of the plant. R. Valve boxes: d. Section-Tree Protection and Plant Protection 2. When the work is accepted in parts,the warranty periods shall extend from each of the partial Substantial Completion 2.)The root system shall be reasonably free of injury from biotic(e.g.,insects and pathogens)and abiotic(e.g.,herbicide K. Backfill the space around the root ball with the same planting soil or existing soil that was excavated for the planting space.See 1. Install one valve box for each type of valve installed as per the details. Acceptances to the terminal date of the last warranty period.Thus,all warranty periods for each class of plant warranty,shall toxicity and salt injury)agents.Wounds resulting from root pruning used to produce a high quality root system are not considered injuries. Specification Section Planting Soil,for requirements to modify the soil within the planting bed. 2. Gravel sump shall be installed after compaction of all trenches.Final portion of gravel shall be placed inside valve box after valve B. References:The following specifications and standards of the organizations and documents listed in this paragraph form a part of terminate at one time. 3.)A minimum of three structural roots reasonably distributed around the trunk(not clustered on one side)shall be found in L. Brace root ball by tamping Planting Soil around the lower portion of the root ball.Place additional Planting Soil around base and is backfilled and compacted. the specification to the extent required by the references thereto.In the event that the requirements of the following referenced 3. All plants shall be warrantied to meet all the requirements for plant quality at installation in this specification.Defective plants shall 3. Permanently label valve number and or controller letter on top of valve box lid using a method approved by the Owners standards and specification conflict with this specification section the requirements of this specification shall prevail.In the event that be defined as plants not meeting these requirements.The Owners representative shall make the final determination that plants each plant.Root distribution shall be uniform throughout the root ball,and growth shall be appropriate for the species. sides of ball in six-inch(6")lifts.Lightly tamp each lift using foot pressure or hand tools to settle backfill,support the tree and p e c f 1 c a t o n s Representative. the requirements of any of the following referenced standards and specifications conflict with each other the more stringent are defective. a.) Plants with structural roots on only one side of the trunk(J roots)shall be rejected. eliminate voids.DO NOT over compact the backfill or use mechanical or pneumatic tamping equipment.Over compaction shall be requirement shall prevail or as determined by the Owners Representative. 4.)The root collar shall be within the upper 2 inches of the substrate/soil.Two structural roots shall reach the side of the root defined as greater than 85%of maximum dry density,standard proctor or greater than 250 psi as measured by a cone penetrometer S. Tracer wire: 1. State of California,Department of Food and Agriculture,Regulations for Nursery Inspections,Rules and Grading. 4. Plants determined to be defective shall be removed immediately upon notification by the Owner's Representative and replaced ball near the top surface of the root ball.The grower may request a modification to this requirement for species with roots when the volumetric soil moisture is lower than field capacity. 1. Tracer wire shall be installed with non-metallic plastic irrigation main lines where controller wires are not buried in the same without cost to the Owner,as soon as weather conditions permit and within the specified planting period. that rapidly descend,provided that the grower removes all stem girdling roots above the structural roots across the top of 1. When the planting hole has been backfilled to three quarters of its depth,water shall be poured around the root ball and allowed trench as the main line. 2. ANSI Z60.1 American Standard for Nursery Stock,most current edition. 5. Any work required by this specification or the Owner's Representative during the progress of the work,to correct plant defects the root ball. to soak into the soil to settle the soil.Do not flood the planting space.If the soil is above field capacity,allow the soil to drain to 2. The tracer wire shall be placed on the bottom of the trench under the vertical projection of the pipe with spliced joints soldered and 3. ANSI A 300-Standard Practices for Tree,Shrub and other Woody Plant Maintenance,most current edition and parts. including the removal of roots or branches,or planting plants that have been bare rooted during installation to observe for or 5.)The root system shall be reasonably free of stem girdling roots over the root collar or kinked roots from nursery production below field capacity before finishing the planting.Air pockets shall be eliminated and backfill continued until the planting soil is covered with insulation type tape. correct root defects shall not be considered as grounds to void any conditions of the warranty.In the event that the Contractor practices. brought to grade level. 3. Tracer wire shall be of a color not used for valve wiring.Terminate wire in a valve box.Provide enough length of wire to make a 4. Florida Grades and Standards for Nursery Stock,current edition(Florida Department of Agriculture,Tallahassee FL). decides that such remediation work may compromise the future health of the plant,the plant or plants in question shall be rejected 6.)At time of observations and delivery, the root ball shall be moist throughout. Roots shall not show signs of excess soil M.Where indicated on the drawings,build a 4 inch high,level berm of Planting Soil around the outside of the root ball to retain water. loop and attach wire marker with the designation"tracer wire". 5. Interpretation of plant names and descriptions shall reference the following documents.Where the names or plant descriptions and replaced with plants that do not contain defects that require remediation or correction. moisture conditions as indicated by stunted,discolored,distorted,or dead roots. Tamp the berm to reduce leaking and erosion of the saucer. T. Drip Installation: disagree between the several documents,the most current document shall prevail. 6. The Contractor is exempt from replacing plants,after Substantial Completion Acceptance and during the warranty period,that are a. USDA-The Germplasm Resources Information Network(GRIN)hftp://www.ars-grin.gov/npqs/searchqrin.html removed by others,lost or damaged due to occupancy of project,lost or damaged by a third party,vandalism,or any natural E. Submittals:Submit for approval the required plant quality certifications from the grower where plants are to be purchased,for each N. Thoroughly water the Planting Soil and root ball immediately after planting. < 1. Install drip tubing and drip mat products at the depth below grade or on grade as indicated on the drawings. disaster. plant type.The certification must state that each plant meets all the above plant quality requirements. 0. Remove all nursery plant identification tags and ribbons as per Owner's Representative instructions.The Owner's Representative's SHEET CN b. Manual of Woody Landscape Plants;Michael Dirr;Stipes Publishing,Champaign,Illinois;Most Current Edition. NUMBER: C) 2. Install drip tubing products at the spacing indicated on the drawings.Install drop tubing so that the spacing between thef first row 1. The grower's certification of plant quality does not prohibit the Owner's Representative from observing any plant or rejecting the seals are to remain on plants until the end of the warranty period. of drip tubing in a planted areas is six inches(6")away from any curb,roadway or edge of pavement. c. The New Sunset Western Garden Book,Oxmoor House,most current edition. 7. Replacements shall closely match adjacent specimens of the same species.Replacements shall be subject to all requirements plant if it is found to not meet the specification requirements. stated in this specification.Make all necessary repairs due to plant replacements.Such repairs shall be done at no extra cost to P. Remove corrugated cardboard trunk protection after planting. r 3. Install drip mat products continuously under all areas of planting without any gaps or open spaces.The edge of the mat product 6. Pruning practices shall conform to recommendations"Structural Pruning:A Guide For The Green Industry"most current edition; the Owner. 2.2 ROOT BALL PACKAGE OPTIONS:The following root ball packages are permitted.Specific root ball packages shall be required where 0) shall be installed immediately against any boundary paving.Drip mats shall overlap by four inches(4")when installed adjacent to published by Urban Tree Foundation,Visalia,California. 8. The warranty of all replacement plants shall extend for an additional one indicated on the plant list or in this specification.Any type of root ball packages that is not specifically defined in this specification shall Q. Follow additional requirements for the permitted root ball packages. 1 0 one another. 7. Glossary of Arboricultural Terms,International Society of Arboriculture,Champaign IL,most current edition. -year period from the date of their acceptance after not be permitted. 0 - 0 n _0 3.10 PERMITTED ROOT BALL PACKAGES AND SPECIAL PLANTING REQUIREMENTS related to soil nutrient levels such as soil contaminated by other chemicals or lack of chemical uptake by T II packages and special planting requirements that shall be followed during the plant. Community De6el `�' � ti'+ r � p g p p g q g the lantingccproces in addition to the above General planting requirements. 3. Plant pruning:Remove cross over branching,shorten or remove developing co dominant leaders,dead Planning D�V I,��ttl IR GLOXED AND ABOVE GROUND FABRIC CONTAINERS)PLANTS wood and winter-damaged branches.Unless directed by the Owner's Representative,do not shear plants or make heading cuts. CUPeRTiNo APRRGiV[p@ification assumes that most container plants have significant stem girdling and circling roots,and t r 4. Restore plants:Reset any plants that have settled or are leaning as soon as the condition is noticed. Case # D I R-20 %-dl ot collar is too low in the root ball. 5. Guying and staking:Maintain plant guys in a taught position.Remove tree guys and staking after the first full Application rvvw Num er(s) growing season unless directed by Owner's Representative. 3. Perform root ball shaving as defined in Installation of Plants:General above. 6. Weed control:Keep all beds free of weeds.Hand-remove all weeds and any plants that do not appear on the Appro Va I BO dy: Director Y$ta*e all roots and substrate above the root collar and the main structural roots according to root planting plan.Chemical weed control is permitted only with the approval of the Owner's Representative. RMW 30 E Santa Clara St. correction details so root system conforms to root observations detail. Approva I Date 12/13/21 Schedule weeding as needed but not less 12 times per year. Architecture Suite 200 o. Remove all substrate at ine bottom of the root ball that does not contain roots. 7. Trash removal:Remove all trash and debris from all planting beds and maintain the beds in a neat and tidy Interiors San Jose Signature Jeffrey TsurTWrp,;,,.h_ ,,-r--he ,;r excavation device,wash out the substrate from around the trunk and top appearance.The number of trash and debris removal visits shall be no less than 12 times per year and may Case Mao remaining root ball and find and remove all stem girdling roots within the root ball above the top of the coincide with other maintenance visits. California 95113 structural roots. 8. Plant pest control:Maintain disease,insects and other pests at manageable levels.Manageable levels shall 3.11 PERENNIAL AND PLANTS be defined as damage to plants that may be noticeable to a professional but not to the average person.Use Office Fax A. Assure that soil moisture is within the required levels prior to planting.Irrigation,if required,shall be applied at least invasive methods to control plant disease and insect outbreaks. 408 294-8000 415 294-1747 least 12 hours prior to planting to avoid planting in muddy soils. a. The Owner's Representative must approve in advance the use of all chemical pesticide applications. B. Assure that soil grades in the beds are smooth and as shown on the plans. 9. Plant replacement:Replace all plants that are defective as defined in the warranty provisions,as soon as the rmw.com C. Plants shall be planted in even,triangularly spaced rows,at the intervals called out for on the drawings,unless plant decline is obvious and in suitable weather and season for planting as outlined in above sections.Plants otherwise noted.The first row of Annual flower plants shall be 6 inches from the bed edge unless otherwise that become defective during the maintenance period shall be covered and replaced under the warranty directed. provisions. D. Dig planting holes sufficiently large enough to insert the root system without deforming the roots.Set the top of 10.Mulch:Refresh mulch once a year to maintain complete coverage but do not over mulch.At no time shall the the root system at the grade of the soil. overall mulch thickness be greater that 4 inches.Do not apply mulch within 6 inches of the trunks or stems of any plants.Replacement mulch shall meet the requirements of the original approved material.Mulch shall be E. Schedule the planting to occur prior to application of the mulch.If the bed is already mulched,pull the mulch no more than one inch on top of the root ball surface. from around the hole and plant into the soil.Do not plant the root system in the mulch.Pull mulch back so it is 11.Bed edging:Check and maintain edges between mulch and lawn areas in smooth neat lines as originally not on the root ball surface. shown on the drawings. F. Press soil to bring the root system in contact with the soil. 12.Leaf,fruit and other plant debris removal:Remove fall leaf,spent flowers,fruit and plant part accumulations G. Spread any excess soil around in the spaces between plants. from beds and paved surfaces.Maintain all surface water drains free of debris.Debris removal shall be H. Apply mulch to the bed being sure not to cover the tops of the plants with or the tops of the root ball with mulch. undertaken at each visit to weed or pick up trash in beds. I. Water each planting area as soon as the planting is completed.Apply additional water to keep the soil moisture 13.Damage from site use:Repair of damage by site visitors and events,beyond normal wear,are not part of at the required levels.Do not over water. this maintenance.The Owner's Representative may request that the Contractor repair damage beds or 3.12 STAKING AND GUYING plantings for an additional cost.All additional work shall be approved in advance by the Owner's Representative. A. Do not stake or guy trees unless specifically required by the Contract Documents,or in the event that the 3.27 END OF WARRANTY FINAL ACCEPTANCE/MAINTENANCE OBSERVATION Contractor feels that staking is the only alternative way to keep particular trees plumb. At the end of the Warranty and Maintenance period the Owner's Representative shall observe the work and 6. The Owner's Representative shall have the authority to require that trees are staked or to reject staking as A. establish that all provisions of the contract are complete and the work is satisfactory. an alternative way to stabilize the tree. 7. Trees that required heavily modified root balls to meet the root quality standards may become unstable.The 1. If the work is satisfactory,the maintenance period will end on the date of the final observation. Owner's Representative may choose to reject these trees rather than utilize staking to temporarily support 2. If the work is deemed unsatisfactory,the maintenance period will continue at no additional expense to the the tree. Owner until the work has been completed,observed,and approved by the Owner's Representative. B. Trees that are guyed shall have their guys and stakes removed after one full growing season or at other times B. FAILURE TO PASS OBSERVATION:If the work fails to pass final observation,any subsequent observations as required by the Owner's Representative. must be rescheduled as per above.The cost to the Owner for additional observations will be charged to the C. Tree guying shall utilize the tree staking and guying materials specified.Guying to be tied in such a manner as Contractor at the prevailing hourly rate of the Owners Representative. to create a minimum 12-inch loop to prevent girdling.Refer to manufacturer's recommendations and the planting END OF SECTION 32 93 00 detail for installation. 1. Plants shall stand plumb after staking or guying. 2. Stakes shall be driven to sufficient depth to hold the tree rigid. D. For trees planted in planting mix over waterproofed membrane,use dead men buried 24 inches to the top of the dead man,in the soil.Tie the guy to the dead man with a double wrap of line around the dead man followed by a double half hitch.When guys are removed,leave the dead men in place and cut the guy tape 12 inches above the ground,leaving the tape end covered in mulch. 3.13 STRAIGHTENING PLANTS A. Maintain all plants in a plumb position throughout the warranty period.Straighten all trees that move out of plumb including those not staked.Plants to be straightened shall be excavated and the root ball moved to a plumb position,and then re-backfilled. B. Do not straighten plants by pulling the trunk with guys. 3.14 INSTALLATION OF FERTILIZER AND OTHER CHEMICAL ADDITIVES A. Do not apply any soluble fertilizer to plantings during the first year after transplanting unless soil test determines that fertilizer or other chemical additives is required.Apply chemical additives only upon the approval of the Owner's Representative. B. Controlled release fertilizers shall be applied according to the manufacturer's instructions and standard horticultural practices. 3.15 PRUNING OF TREES AND SHRUBS A. Prune plants as directed by the Owner's Representative.Pruning trees shall be limited to addressing structural defects as shown in details;follow recommendations in"Structural Pruning:A Guide For The Green Industry" APPLE published by Urban Tree Foundation,Visalia CA. BUBB B. All pruning shall be performed by a person experienced in structural tree pruning. C. Except for plants specified as multi-stemmed or as otherwise instructed by the Owner's Representative, O preserve or create a central leader. 3 D. Pruning of large trees shall be done using pole pruners or if needed,from a ladder or hydraulic lift to gain O O B U 1313 ROAD � D access to the top of the tree.Do not climb in newly planted trees.Small trees can be structurally pruned by laying them over before planting.Pruning may also be performed at the nursery prior to shipping. O U P E R T N O E. Remove and replace excessively pruned or malformed stock resulting from improper pruning that occurred in the nursery or after. F. Pruning shall be done with clean,sharp tools. G. No tree paint or sealants shall be used. 3.16 MULCHING OF PLANTS A. Apply 5 inches of mulch before settlement,covering the entire planting bed area.Install no more than 1 inch of mulch over the top of the root balls of all plants.Taper to 2 inches when abutting pavement. B. For trees planted in lawn areas the mulch shall extend to a 5 foot radius around the tree or to the extent indicated on the plans. C. Lift all leaves,low hanging stems and other green portions of small plants out of the mulch if covered. 3.17 PLANTING BED FINISHING A. After planting,smooth out all grades between plants before mulching. B. Separate the edges of planting beds and lawn areas with a smooth,formed edge cut into the turf with the bed mulch level slightly lower,1 and 2 inches,than the adjacent turf sod or as directed by the Owner's Representative.Bed edge lines shall be a depicted on the drawings. 3.18 WATERING A. The Contractor shall be fully responsible to ensure that adequate water is provided to all plants from the point of ISSUE ISSUED FOR PLAN CHECK installation until the date of Substantial Completion Acceptance.The Contractor shall adjust the automatic irrigation system,if available,and apply additional or adjust for less water using hoses as required. ISSUE DATE: 5/05/2021 B. Hand water root balls of all plants to assure that the root balls have moisture above wilt point and below field R E VI S 0 N S capacity.Test the moisture content in each root ball and the soil outside the root ball to determine the water content. ZL DESCRIPTION DATE 3.19 CLEAN-UP A. During installation,keep the site free of trash,pavements reasonably clean and work area in an orderly condition at the end of each day.Remove trash and debris in containers from the site no less than once a week. 1. Immediately cleanup any spilled or tracked soil,fuel,oil,trash or debris deposited by the Contractor from all surfaces within the project or on public right of ways and neighboring property. B. Once installation is complete,wash all soil from pavements and other structures.Ensure that mulch is confined to planting beds and that all tags and flagging tape are removed from the site.The Owner's Representative's seals are to remain on the trees and removed at the end of the warranty period. C. Make all repairs to grades,ruts,and damage by the plant installer to the work or other work at the site. D. Remove and dispose of all excess planting soil,subsoil,mulch,plants,packaging,and other material brought to the site by the Contractor. 3.20 PROTECTION DURING CONSTRUCTION A. The Contractor shall protect planting and related work and other site work from damage due to planting operations,operations by other Contractors or trespassers.Maintain protection during installation until Substantial Completion Acceptance.Treat,repair or replace damaged work immediately. B. Damage done by the Contractor,or any of their sub-contractors to existing or installed plants,or any other parts of the work or existing features to remain,including roots,trunk or branches of large existing trees,soil,paving, utilities,lighting,irrigation,other finished work and surfaces including those on adjacent property,shall be K E Y cleaned,repaired or replaced by the Contractor at no expense to the Owner.The Owner's Representative shall PLAN: determine when such cleaning,replacement or repair is satisfactory. 3.21 PLANT MAINTENANCE PRIOR TO SUBSTANTIAL COMPLETION ACCEPTANCE A. During the project work period and prior to Substantial Completion Acceptance,the Contractor shall maintain all plants. B. Maintenance during the period prior to Substantial Completion Acceptance shall consist of pruning,watering, cultivating,weeding,mulching,removal of dead material,repairing and replacing of tree stakes,tightening and repairing of guys,repairing and replacing of damaged tree wrap material,resetting plants to proper grades and upright position,and furnishing and applying such sprays as are necessary to keep plantings reasonably free of damaging insects and disease,and in healthy condition.The threshold for applying insecticides and herbicide shall follow established Integrated Pest Management(IPM)procedures.Mulch areas shall be kept reasonably free of weeds,grass. N 3.22 SUBSTANTIAL COMPLETION ACCEPTANCE A. Upon written notice from the Contractor,the Owners Representative shall review the work and make a determination if the work is substantially complete. 1. Notification shall be at least 7 days prior to the date the contractor is requesting the review. B. The date of substantial completion of the planting shall be the date when the Owner's Representative accepts SCALE: that all work in Planting,Planting Soil,and Irrigation installation sections is complete. C. The Plant Warranty period begins at date of written notification of substantial completion from the Owner's PROJECT NUMBER: 18056.6 WA Representative.The date of substantial completion may be different than the date of substantial completion for the other sections of the project. DRAWN B Y: TC 3.23 MAINTENANCE DURING THE WARRANTY PERIOD BY THE PLANT INSTALLER CHECKED BY: TC A. During the warranty period,provide all maintenance for all plantings to keep the plants in a healthy state and the planting areas clean and neat. STAMP: B. General requirements: 1. All work shall be undertaken by trained planting crews under the supervision of a foreman with a minimum of 5 years experience supervising commercial plant maintenance crews. \,PNDSCA I _1 2. All chemical and fertilizer applications shall be made by licensed applicators for the type of chemicals to be c�� ,P(2R❑L� o10 used.All work and chemical use shall comply with all applicable local,provincial and federal requirements. 3. Assure that hoses and watering equipment and other maintenance equipment does not block paths or be o 0 placed in a manner that may create tripping hazards.Use standard safety warning barriers and other J w procedures to maintain the site in a safe manner for visitors at all times. * Signature *- 4. All workers shall wear required safety equipment and apparel appropriate for the tasks being undertaken. J'P enewal ate 5. The Contractor shall not store maintenance equipment at the site at times when they are not in use unless 9T authorized in writing by the Owner's Representative. F OF C A`y F 6. Maintenance vehicles shall not park on the site including walks and lawn areas at any time without the Owner's Representative's written permission. 7. Maintain a detailed log of all maintenance activities including types of tasks,date of task,types and quantities of materials and products used,watering times and amounts,and number of each crew. Periodically review the logs with the Owner's Representative,and submit a copy of the logs at the end of each year of the maintenance agreement.8. Meet with the Owner's Representative a minimum of three times a year to review the progress and discuss c S p e c i f i c a t i o n s any changes that are needed in the maintenance program.At the end of the warranty period attend a hand over meeting to formally transfer the responsibilities of maintenance to the Owner's Representative.Provide all information on past maintenance activities and provide a list of critical tasks that will be needed over the next 12 months.Provide all maintenance logs and soil test data.Make the Contractor's supervisor available for a minimum of one year after the end of the warranty period to answer questions about past maintenance. C. Provide the following maintenance tasks: 1. Watering;Provide all water required to keep soil within and around the root balls at optimum moisture content for plant growth. a. Maintain all watering systems and equipment and keep them operational. b. Monitor soil moisture to provide sufficient water.Check soil moisture and root ball moisture with a soil > moisture meter on a regular basis and record moisture readings.Do not over water. SHEET Q CN 2. Soil nutrient levels:Take a minimum of 4 soil samples from around the site in the spring and fall and have NUMBER: cv them tested by an accredited agricultural soil testing lab for chemical composition of plant required nutrients, pH,salt and%organic matter.Test results shall include laboratory recommendations for nutrient \ applications.Apply fertilizers at rates recommended by the soil test. ,T0) a. Make any other soil test and/or plant tissue test that may be indicated by plant conditions that may not be T o 0 Q_0