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HomeMy WebLinkAboutAppendixD_Noise........................................................................................................................ A PPENDIX D : N OISE D ATA ........................................................................................................................ TRAFFIC NOISE LEVELS AND NOISE CONTOURS Project Number: 2023-039.02 Project Name: City of Cupertino General Plan 2040 & Zoning Code Amendments Background Information Model Description:FHWA Highway Noise Prediction Model (FHWA-RD-77-108) with California Vehicle Noise (CALVENO) Emission Levels. Source of Traffic Volumes:Fehr & Peers Community Noise Descriptor:Ldn: CNEL: x Assumed 24-Hour Traffic Distribution: Day Evening Night Total ADT Volumes 77.70% 12.70% 9.60% Medium-Duty Trucks 87.43% 5.05% 7.52% Heavy-Duty Trucks 89.10% 2.84% 8.06% Design Vehicle Mix Distance from Centerline of Roadway Existing Conditions Median ADT Speed Alpha Medium Heavy CNEL at Distance to Contour Calc Roadway, Segment Lanes Width Volume (mph) Factor Trucks Trucks 50 Feet 70 CNEL 65 CNEL 60 CNEL 55 CNEL Dist Foothill Boulevard Between Stevens Creek Blvd & Alpine Dr 4 30 20,878 40 0 0.5% 0.5%68.0 - 100 316 1,000 50 Bubb Road Between Stevens Creek Blvd & Results Way 2 12 13,339 35 0 0.5% 0.5%63.5 - - 112 355 50 Stelling Road Between Gardena Dr & Alves Dr 2 0 17,493 30 0 0.5% 0.5%63.4 - 35 109 345 50 Between Pepper Tree Ln & McClellan Rd 4 12 14,710 30 0 0.5% 0.5%63.2 - - 104 329 50 Between McClellen Rd & Orogrande Pl 2 12 14,710 30 0 0.5% 0.5%62.7 - - 94 297 50 De Anza Boulevard Between Homestead Rd & I-280 6 18 52,676 35 0 0.5% 0.5%71.4 69 218 688 2,176 50 Between Mariani Avenue & Lazaneo Dr 7 18 42,455 35 0 0.5% 0.5%72.0 80 252 797 2,522 50 Between Scofield Dr & Bollinger Rd 6 18 43,216 35 0 0.5% 0.5%70.5 - 179 565 1,785 50 Between Rainbow Dr & Prospect Road 6 15 15,856 40 0 0.5% 0.5%67.4 - 86 273 863 50 Blaney Avenue Between Beekman Place & Wheaton Drive 2 0 6,294 30 0 1.0% 1.0%60.3 - - 54 171 50 Wolfe Road Between Homestead Rd & I-280 Overpass 4 15 31,751 35 0 1.0% 1.0%68.8 - 120 380 1,202 50 Cupertino GP 2040 & Zoning Code Amendments Traffic Noise Contours_COMPLETEECORP Consulting 1/19/2024 Overpass at I-280 4 8 33,786 35 0 2.0% 2.0%70.4 55 173 548 1,732 50 Between I-280 Overpass & Stevens Creek Blvd 4 15 34,200 35 0 1.0% 1.0%69.1 - 129 409 1,295 50 Miller Avenue Between Stevens Creek Blvd & Bollinger Rd 4 10 17,379 35 0 0.5% 0.5%65.0 - 51 160 506 50 Tantau Avenue Between Homestead Rd & I-280 Overpass 2 18 6,839 35 0 0.5% 0.5%60.7 - - 59 185 50 Lawrence Expressway Between Stevens Creek Blvd & Mitty Way 6 12 47,363 45 0 0.5% 0.5%73.2 105 332 1,048 3,316 50 Homestead Road Between Tantau Ave & Wolfe Rd 4 12 18,825 35 0 0.5% 0.5%65.4 - 55 175 554 50 Between Wolfe Rd & Canary Dr 4 12 22,895 35 0 0.5% 0.5%66.3 - 67 213 674 50 Between Canary Dr & Franco Ct 4 12 24,876 35 0 0.5% 0.5%66.7 - 73 232 733 50 Between Franco Ct & New Brunswick Ave 4 12 20,933 35 0 0.5% 0.5%65.9 - 62 195 616 50 Between New Brunswick Ave & Mary Ave 4 12 16,990 35 0 0.5% 0.5%65.0 - 50 158 500 50 Vallco Parkway Between Tantau Ave & Wolfe Rd 4 8 2,917 30 0 0.5% 0.5%56.1 - - - 64 50 Stevens Creek Boulevard Between I-280 & Tantau Ave 6 5 27,515 35 0 1.0% 1.0%68.7 - 118 373 1,180 50 Between Tantau Ave & Portal Ave 6 12 25,476 35 0 1.0% 1.0%68.8 - 120 378 1,196 50 Between Portal Ave & Randy Lane 6 5 30,348 35 0 0.5% 0.5%68.1 - 103 326 1,032 50 Between Randy Lane & De Anza Blvd 6 12 24,876 35 0 0.5% 0.5%67.7 - 93 293 926 50 Between De Anza Blvd & Stelling Rd 6 15 28,730 35 0 0.5% 0.5%68.5 - 112 355 1,123 50 Between Stelling Rd & Mary Ave 6 15 30,587 35 0 0.5% 0.5%68.8 - 120 378 1,195 50 Between Orange Ave & Foothill Blvd 2 10 20,523 35 0 0.5% 0.5%65.4 - 54 172 543 50 Bollinger Road Between Wunderlich Dr & Miller Ave 4 12 21,523 35 0 0.5% 0.5%66.0 - 63 200 634 50 Between Miller Ave & De Anza Blvd 4 0 15,877 35 0 0.5% 0.5%64.4 - - 139 440 50 Cupertino GP 2040 & Zoning Code Amendments Traffic Noise Contours_COMPLETEECORP Consulting 1/19/2024 TRAFFIC NOISE LEVELS AND NOISE CONTOURS Project Number: 2023-039.02 Project Name: City of Cupertino General Plan 2040 & Zoning Code Amendments Background Information Model Description:FHWA Highway Noise Prediction Model (FHWA-RD-77-108) with California Vehicle Noise (CALVENO) Emission Levels. Source of Traffic Volumes:Fehr & Peers Community Noise Descriptor:Ldn: CNEL: x Assumed 24-Hour Traffic Distribution: Day Evening Night Total ADT Volumes 77.70% 12.70% 9.60% Medium-Duty Trucks 87.43% 5.05% 7.52% Heavy-Duty Trucks 89.10% 2.84% 8.06% Design Vehicle Mix Distance from Centerline of Roadway Existing Plus Project Conditions Median ADT Speed Alpha Medium Heavy CNEL at Distance to Contour Calc Roadway, Segment Lanes Width Volume (mph) Factor Trucks Trucks 50 Feet 70 CNEL 65 CNEL 60 CNEL 55 CNEL Dist Foothill Boulevard Between Stevens Creek Blvd & Alpine Dr 4 30 20,980 40 0 0.5% 0.5%68.0 - 100 318 1,005 50 Bubb Road Between Stevens Creek Blvd & Results Way 2 12 13,510 35 0 0.5% 0.5%63.6 - - 114 359 50 Stelling Road Between Gardena Dr & Alves Dr 2 0 17,580 30 0 0.5% 0.5%63.4 - 35 110 347 50 Between Pepper Tree Ln & McClellan Rd 4 12 14,780 30 0 0.5% 0.5%63.2 - - 104 330 50 Between McClellen Rd & Orogrande Pl 2 12 14,780 30 0 0.5% 0.5%62.8 - - 94 298 50 De Anza Boulevard Between Homestead Rd & I-280 6 18 54,120 35 0 0.5% 0.5%71.5 71 224 707 2,236 50 Between Mariani Avenue & Lazaneo Dr 7 18 43,720 35 0 0.5% 0.5%72.2 82 260 821 2,597 50 Between Scofield Dr & Bollinger Rd 6 18 44,100 35 0 0.5% 0.5%70.6 - 182 576 1,822 50 Between Rainbow Dr & Prospect Road 6 15 15,940 40 0 0.5% 0.5%67.4 - 87 274 867 50 Blaney Avenue Between Beekman Place & Wheaton Drive 2 0 6,330 30 0 1.0% 1.0%60.4 - - 54 172 50 Wolfe Road Between Homestead Rd & I-280 Overpass 4 15 31,910 35 0 1.0% 1.0%68.8 - 121 382 1,208 50 Cupertino GP 2040 & Zoning Code Amendments Traffic Noise Contours_COMPLETEECORP Consulting 1/19/2024 Overpass at I-280 4 8 33,980 35 0 2.0% 2.0%70.4 55 174 551 1,742 50 Between I-280 Overpass & Stevens Creek Blvd 4 15 34,480 35 0 1.0% 1.0%69.2 - 131 413 1,306 50 Miller Avenue Between Stevens Creek Blvd & Bollinger Rd 4 10 17,470 35 0 0.5% 0.5%65.1 - 51 161 508 50 Tantau Avenue Between Homestead Rd & I-280 Overpass 2 18 6,870 35 0 0.5% 0.5%60.7 - - 59 186 50 Lawrence Expressway Between Stevens Creek Blvd & Mitty Way 6 12 47,600 45 0 0.5% 0.5%73.2 105 333 1,054 3,332 50 Homestead Road Between Tantau Ave & Wolfe Rd 4 12 19,290 35 0 0.5% 0.5%65.6 - 57 180 568 50 Between Wolfe Rd & Canary Dr 4 12 23,670 35 0 0.5% 0.5%66.4 - 70 220 697 50 Between Canary Dr & Franco Ct 4 12 25,730 35 0 0.5% 0.5%66.8 - 76 240 758 50 Between Franco Ct & New Brunswick Ave 4 12 21,590 35 0 0.5% 0.5%66.0 - 64 201 636 50 Between New Brunswick Ave & Mary Ave 4 12 17,280 35 0 0.5% 0.5%65.1 - 51 161 509 50 Vallco Parkway Between Tantau Ave & Wolfe Rd 4 8 2,930 30 0 1.0% 1.0%57.5 - - - 88 50 Stevens Creek Boulevard Between I-280 & Tantau Ave 6 5 28,420 35 0 1.0% 1.0%68.9 - 122 385 1,218 50 Between Tantau Ave & Portal Ave 6 12 26,450 35 0 1.0% 1.0%69.0 - 124 393 1,242 50 Between Portal Ave & Randy Lane 6 5 31,170 35 0 0.5% 0.5%68.3 - 106 335 1,060 50 Between Randy Lane & De Anza Blvd 6 12 25,700 35 0 0.5% 0.5%67.8 - 96 303 957 50 Between De Anza Blvd & Stelling Rd 6 15 29,730 35 0 0.5% 0.5%68.7 - 116 367 1,162 50 Between Stelling Rd & Mary Ave 6 15 31,260 35 0 0.5% 0.5%68.9 - 122 386 1,222 50 Between Orange Ave & Foothill Blvd 2 10 20,700 35 0 0.5% 0.5%65.4 - 55 173 548 50 Bollinger Road Between Wunderlich Dr & Miller Ave 4 12 21,630 35 0 0.5% 0.5%66.1 - 64 201 637 50 Between Miller Ave & De Anza Blvd 4 0 16,040 35 0 0.5% 0.5%64.5 - 44 140 444 50 Cupertino GP 2040 & Zoning Code Amendments Traffic Noise Contours_COMPLETEECORP Consulting 1/19/2024 TRAFFIC NOISE LEVELS AND NOISE CONTOURS Project Number: 2023-039.02 Project Name: City of Cupertino General Plan 2040 & Zoning Code Amendments Background Information Model Description:FHWA Highway Noise Prediction Model (FHWA-RD-77-108) with California Vehicle Noise (CALVENO) Emission Levels. Source of Traffic Volumes:Fehr & Peers Community Noise Descriptor:Ldn: CNEL: x Assumed 24-Hour Traffic Distribution: Day Evening Night Total ADT Volumes 77.70% 12.70% 9.60% Medium-Duty Trucks 87.43% 5.05% 7.52% Heavy-Duty Trucks 89.10% 2.84% 8.06% Design Vehicle Mix Distance from Centerline of Roadway Cumulative No Project Conditions Median ADT Speed Alpha Medium Heavy CNEL at Distance to Contour Calc Roadway, Segment Lanes Width Volume (mph) Factor Trucks Trucks 50 Feet 70 CNEL 65 CNEL 60 CNEL 55 CNEL Dist Foothill Boulevard Between Stevens Creek Blvd & Alpine Dr 4 30 22,970 40 0 0.5% 0.5%68.4 - 110 348 1,100 50 Bubb Road Between Stevens Creek Blvd & Results Way 2 12 14,670 35 0 0.5% 0.5%63.9 - 39 123 390 50 Stelling Road Between Gardena Dr & Alves Dr 2 0 19,240 30 0 0.5% 0.5%63.8 - 38 120 380 50 Between Pepper Tree Ln & McClellan Rd 4 12 16,180 30 0 0.5% 0.5%63.6 - - 114 362 50 Between McClellen Rd & Orogrande Pl 2 12 16,180 30 0 0.5% 0.5%63.2 - - 103 327 50 De Anza Boulevard Between Homestead Rd & I-280 6 18 58,030 35 0 0.5% 0.5%71.8 76 240 758 2,397 50 Between Mariani Avenue & Lazaneo Dr 7 18 46,700 35 0 0.5% 0.5%72.4 88 277 877 2,774 50 Between Scofield Dr & Bollinger Rd 6 18 47,540 35 0 0.5% 0.5%70.9 - 196 621 1,964 50 Between Rainbow Dr & Prospect Road 6 15 19,940 40 0 0.5% 0.5%68.4 - 109 343 1,085 50 Blaney Avenue Between Beekman Place & Wheaton Drive 2 0 6,920 30 0 0.5% 0.5%59.4 - - 43 137 50 Wolfe Road Between Homestead Rd & I-280 Overpass 4 15 35,540 35 0 0.5% 0.5%68.3 - 107 338 1,067 50 Cupertino GP 2040 & Zoning Code Amendments Traffic Noise Contours_COMPLETEECORP Consulting 1/19/2024 Overpass at I-280 4 8 41,500 35 0 2.0% 2.0%71.3 67 213 673 2,127 50 Between I-280 Overpass & Stevens Creek Blvd 4 15 40,480 35 0 1.5% 1.5%70.7 58 185 585 1,850 50 Miller Avenue Between Stevens Creek Blvd & Bollinger Rd 4 10 19,120 35 0 0.5% 0.5%65.5 - 56 176 556 50 Tantau Avenue Between Homestead Rd & I-280 Overpass 2 18 7,520 35 0 0.5% 0.5%61.1 - - 64 204 50 Lawrence Expressway Between Stevens Creek Blvd & Mitty Way 6 12 56,530 45 0 0.5% 0.5%74.0 125 396 1,251 3,957 50 Homestead Road Between Tantau Ave & Wolfe Rd 4 12 23,230 35 0 0.5% 0.5%66.4 - 68 216 684 50 Between Wolfe Rd & Canary Dr 4 12 25,690 35 0 0.5% 0.5%66.8 - 76 239 757 50 Between Canary Dr & Franco Ct 4 12 27,360 35 0 0.5% 0.5%67.1 - 81 255 806 50 Between Franco Ct & New Brunswick Ave 4 12 23,080 35 0 0.5% 0.5%66.3 - 68 215 680 50 Between New Brunswick Ave & Mary Ave 4 12 18,690 35 0 0.5% 0.5%65.4 - 55 174 550 50 Vallco Parkway Between Tantau Ave & Wolfe Rd 4 8 3,210 30 0 1.0% 1.0%57.9 - - - 96 50 Stevens Creek Boulevard Between I-280 & Tantau Ave 6 5 35,990 35 0 1.0% 1.0%69.9 - 154 488 1,543 50 Between Tantau Ave & Portal Ave 6 12 35,700 35 0 1.0% 1.0%70.3 - 168 530 1,676 50 Between Portal Ave & Randy Lane 6 5 36,210 35 0 0.5% 0.5%68.9 - 123 389 1,231 50 Between Randy Lane & De Anza Blvd 6 12 30,740 35 0 0.5% 0.5%68.6 - 114 362 1,145 50 Between De Anza Blvd & Stelling Rd 6 15 32,010 35 0 0.5% 0.5%69.0 - 125 396 1,251 50 Between Stelling Rd & Mary Ave 6 15 35,580 35 0 0.5% 0.5%69.4 - 139 440 1,390 50 Between Orange Ave & Foothill Blvd 2 10 22,660 35 0 0.5% 0.5%65.8 - 60 190 600 50 Bollinger Road Between Wunderlich Dr & Miller Ave 4 12 23,680 35 0 0.5% 0.5%66.4 - 70 221 697 50 Between Miller Ave & De Anza Blvd 4 0 17,460 35 0 0.5% 0.5%64.9 - 48 153 483 50 Cupertino GP 2040 & Zoning Code Amendments Traffic Noise Contours_COMPLETEECORP Consulting 1/19/2024 TRAFFIC NOISE LEVELS AND NOISE CONTOURS Project Number: 2023-039.02 Project Name: City of Cupertino General Plan 2040 & Zoning Code Amendments Background Information Model Description:FHWA Highway Noise Prediction Model (FHWA-RD-77-108) with California Vehicle Noise (CALVENO) Emission Levels. Source of Traffic Volumes:Fehr & Peers Community Noise Descriptor:Ldn: CNEL: x Assumed 24-Hour Traffic Distribution: Day Evening Night Total ADT Volumes 77.70% 12.70% 9.60% Medium-Duty Trucks 87.43% 5.05% 7.52% Heavy-Duty Trucks 89.10% 2.84% 8.06% Design Vehicle Mix Distance from Centerline of Roadway Cumulative Plus Project Conditions Median ADT Speed Alpha Medium Heavy CNEL at Distance to Contour Calc Roadway, Segment Lanes Width Volume (mph) Factor Trucks Trucks 50 Feet 70 CNEL 65 CNEL 60 CNEL 55 CNEL Dist Foothill Boulevard Between Stevens Creek Blvd & Alpine Dr 4 30 23,080 40 0 0.5% 0.5%68.4 - 111 350 1,105 50 Bubb Road Between Stevens Creek Blvd & Results Way 2 12 14,910 35 0 0.5% 0.5%64.0 - 40 125 397 50 Stelling Road Between Gardena Dr & Alves Dr 2 0 19,370 30 0 0.5% 0.5%63.8 - 38 121 383 50 Between Pepper Tree Ln & McClellan Rd 4 12 16,260 30 0 0.5% 0.5%63.6 - - 115 363 50 Between McClellen Rd & Orogrande Pl 2 12 16,260 30 0 0.5% 0.5%63.2 - - 104 328 50 De Anza Boulevard Between Homestead Rd & I-280 6 18 58,920 35 0 0.5% 0.5%71.9 77 243 770 2,434 50 Between Mariani Avenue & Lazaneo Dr 7 18 47,420 35 0 0.5% 0.5%72.5 89 282 891 2,816 50 Between Scofield Dr & Bollinger Rd 6 18 48,850 35 0 0.5% 0.5%71.1 - 202 638 2,018 50 Between Rainbow Dr & Prospect Road 6 15 20,150 40 0 0.5% 0.5%68.4 - 110 347 1,096 50 Blaney Avenue Between Beekman Place & Wheaton Drive 2 0 6,950 30 0 0.5% 0.5%59.4 - - 43 137 50 Wolfe Road Between Homestead Rd & I-280 Overpass 4 15 35,720 35 0 0.5% 0.5%68.3 - 107 339 1,073 50 Cupertino GP 2040 & Zoning Code Amendments Traffic Noise Contours_COMPLETEECORP Consulting 1/19/2024 Overpass at I-280 4 8 42,000 35 0 2.0% 2.0%71.3 68 215 681 2,153 50 Between I-280 Overpass & Stevens Creek Blvd 4 15 40,870 35 0 1.5% 1.5%70.7 59 187 591 1,867 50 Miller Avenue Between Stevens Creek Blvd & Bollinger Rd 4 10 19,220 35 0 0.5% 0.5%65.5 - 56 177 559 50 Tantau Avenue Between Homestead Rd & I-280 Overpass 2 18 7,560 35 0 0.5% 0.5%61.1 - - 65 205 50 Lawrence Expressway Between Stevens Creek Blvd & Mitty Way 6 12 56,810 45 0 0.5% 0.5%74.0 126 398 1,258 3,977 50 Homestead Road Between Tantau Ave & Wolfe Rd 4 12 23,680 35 0 0.5% 0.5%66.4 - 70 221 697 50 Between Wolfe Rd & Canary Dr 4 12 26,120 35 0 0.5% 0.5%66.9 - 77 243 769 50 Between Canary Dr & Franco Ct 4 12 28,000 35 0 0.5% 0.5%67.2 - 82 261 825 50 Between Franco Ct & New Brunswick Ave 4 12 23,700 35 0 0.5% 0.5%66.4 - 70 221 698 50 Between New Brunswick Ave & Mary Ave 4 12 18,860 35 0 0.5% 0.5%65.5 - 56 176 555 50 Vallco Parkway Between Tantau Ave & Wolfe Rd 4 8 3,230 30 0 0.5% 0.5%56.5 - - - 71 50 Stevens Creek Boulevard Between I-280 & Tantau Ave 6 5 36,550 35 0 1.0% 1.0%70.0 - 157 495 1,567 50 Between Tantau Ave & Portal Ave 6 12 36,290 35 0 1.0% 1.0%70.3 - 170 539 1,704 50 Between Portal Ave & Randy Lane 6 5 37,280 35 0 0.5% 0.5%69.0 - 127 401 1,268 50 Between Randy Lane & De Anza Blvd 6 12 31,810 35 0 0.5% 0.5%68.7 - 118 375 1,185 50 Between De Anza Blvd & Stelling Rd 6 15 32,310 35 0 0.5% 0.5%69.0 - 126 399 1,263 50 Between Stelling Rd & Mary Ave 6 15 36,330 35 0 0.5% 0.5%69.5 - 142 449 1,420 50 Between Orange Ave & Foothill Blvd 2 10 22,770 35 0 0.5% 0.5%65.8 - 60 191 603 50 Cupertino GP 2040 & Zoning Code Amendments Traffic Noise Contours_COMPLETEECORP Consulting 1/19/2024