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HomeMy WebLinkAboutAppendix 4.2 Air Quality APPENDIX 4.2 Air Quality URBEMIS 2002 Etnissions Page: 1 01/22/2007 3:22 PM URBEMIS 2002 For Windows 8.7.0 File Name: H:\494 Forbes 868.001\4.2 Air Quality\South San Francisco 494 Forbes.urb Project Name: South San Francisco 494 Forbes Project Location: San Francisco Bay Area On-Road Motor Vehicle Emissions Based on EMFAC2002 version 2.2 SUMMARY REPORT (Pounds/Day - Summer) AREA SOURCE EMISSION ESTIMATES TOTALS (lbs/day,unmitigated) ROG 4.82 NOx 2.18 CO 2.46 S02 0.00 PM10 0.01 OPERATIONAL (VEHICLE) EMISSION ESTIMATES ROG NOx CO S02 PM10 TOTALS (lbs/day,unmitigated) 15.68 23.40 180.78 0.22 37.74 SUM OF AREA AND OPERATIONAL EMISSION ESTIMATES ROG NOx CO S02 PM10 TOTALS (lbs/day,unmitigated) 20.49 25.58 183.24 0.22 37.74 Impact Sciences, Inc. 868-01 494 Forbes Blvd. Office/R&D Project DEIR April 2007 Page: 2 01/22/2007 3:22 PM URBEMIS 2002 For Windows 8.7.0 File Name: H:\494 Forbes 868.001\4.2 Air Quality\South San Francisco 494 Forbes.urb Project Name: South San Francisco 494 Forbes Project Location: San Francisco Bay Area On-Road Motor Vehicle Emissions Based on EMFAC2002 version 2.2 SUMMARY REPORT (Pounds/Day - Winter) AREA SOURCE EMISSION ESTIMATES TOTALS (lbs/day,unmitigated) ROG 4.73 NOx 2.17 CO 1.83 S02 0.00 PM10 0.00 OPERATIONAL (VEHICLE) EMISSION ESTIMATES ROG NOx CO S02 PM10 TOTALS (lbs/day,unmitigated) 19.94 28.00 211.07 0.22 37.74 SUM OF AREA AND OPERATIONAL EMISSION ESTIMATES ROG NOx CO S02 PM10 TOTALS (lbs/day,unmitigated) 24.66 30.17 212.89 0.22 37.74 494 Forbes Blvd. Office/R&D Project DEIR April 2007 Impact Sciences, Inc. 868-01 Page: 3 01/22/2007 3:22 PM URBEMIS 2002 For Windows 8.7.0 File Name: H:\494 Forbes 868.001\4.2 Air Quality\South San Francisco 494 Forbes.urb Project Name: South San Francisco 494 Forbes Project Location: San Francisco Bay Area On-Road Motor Vehicle Emissions Based on EMFAC2002 version 2.2 SUMMARY REPORT (Tons/Year) AREA SOURCE EMISSION ESTIMATES TOTALS (tpy, unmitigated) ROG 0.64 NOx 0.40 CO 0.39 S02 0.00 PM10 0.00 OPERATIONAL (VEHICLE) EMISSION ESTIMATES ROG NOx CO S02 PM10 TOTALS (tpy, unmitigated) 3.12 4.55 34.84 0.04 6.89 SUM OF AREA AND OPERATIONAL EMISSION ESTIMATES ROG NOx CO S02 PM10 TOTALS (tpy, unmitigated) 3.76 4.95 35.23 0.04 6.89 Impact Sciences, Inc. 868-01 4.2-3 494 Forbes Blvd. Office/R&D Project DEIR April 2007 Page: 4 01/22/2007 3:22 PM URBEMIS 2002 For Windows 8.7.0 File Name: H:\494 Forbes 868.001\4.2 Air Quality\South San Francisco 494 Forbes.urb Project Name: South San Francisco 494 Forbes Project Location: San Francisco Bay Area On-Road Motor Vehicle Emissions Based on EMFAC2002 version 2.2 DETAIL REPORT (Pounds/Day - Winter) AREA SOURCE EMISSION ESTIMATES (Winter Pounds per Day, Unmitigated) Source ROG NOx CO S02 PM10 Natural Gas 0.16 2.17 1.83 0 0.00 Hearth 0.00 0.00 0.00 0.00 0.00 Landscaping - No winter emissions Consumer Prdcts 0.00 Architectural Coatings 4.57 TOTALS (lbs/day,unmitigated) 4.73 2.17 1.83 0.00 0.00 494 Forbes Blvd. Office/R&D Project DEIR April 2007 Impact Sciences, Inc. 868-01 Page: 5 01/22/2007 3:22 PM UNMITIGATED OPERATIONAL EMISSIONS Office park ROG 19.94 TOTAL EMISSIONS (lbs/day) 19.94 NOx 28.00 CO 211.07 S02 0.22 0.22 Includes correction for passby trips. Does not include double counting adjustment for internal trips. OPERATIONAL (Vehicle) EMISSION ESTIMATES Analysis Year: 2015 Temperature (F): 40 EMFAC Version: EMFAC2002 (9/2002) Summary of Land Uses: Unit Type Acreage Office park Vehicle Assumptions: Fleet Mix: Vehicle Type Light Auto Light Truck Light Truck Med Truck Lite-Heavy Lite-Heavy Med-Heavy Heavy-Heavy Line Haul > Urban Bus Motorcycle School Bus Motor Home < 3,750 lbs 3,751- 5,750 5,751- 8,500 8,501-10,000 10,001-14,000 14,001-33,000 33,001-60,000 60,000 lbs Percent Type 54.40 15.30 16.40 7.30 1.10 0.30 1.00 0.80 0.00 0.20 1.60 0.10 1.50 Travel Conditions 28.00 211.07 PM10 37.74 37.74 No. Units Total Trips 326.02 3,589.48 48.0 3,589.48 24,857.98 Diesel 0.20 1.30 0.60 1.40 18.20 33.30 80.00 100.00 100.00 50.00 0.00 100.00 6.70 Residential Commercial Home- Home- Home- Work Shop Other Commute Non-Work Customer Urban Trip Length (miles) 11.8 4.6 6.1 11.8 5.0 5.0 Rural Trip Length (miles) 15.0 10.0 10.0 15.0 10.0 10.0 Trip Speeds (mph) 30.0 30.0 30.0 30.0 30.0 30.0 % of Trips - Residential 27.3 21.2 51.5 Season: Winter Trip Rate 11.01 trips/1000 sq. ft. Sum of Total Trips Total Vehicle Miles Traveled Non-Catalyst 0.40 0.70 0.60 0.00 0.00 0.00 0.00 0.00 0.00 0.00 50.00 0.00 0.00 4.2 -5 Catalyst 99.40 98.00 98.80 98.60 81.80 66.70 20.00 0.00 0.00 50.00 50.00 0.00 93.30 24.0 28.0 % of Trips - Commercial (by land use) Office park Impact Sciences, Inc. 868-01 494 Forbes Blvd. Office/R&D Project DEIR April 2007 Page: 6 01/22/2007 3:22 PM Changes made to the default values for Land Use Trip Percentages Changes made to the default values for Area The landscape year changed from 2005 to 2015. Changes made to the default values for Operations The operational emission year changed from 2005 to 2015. The operational winter selection item changed from 2 to 1. The operational summer temperature changed from 85 to 60. The operational summer selection item changed from 7 to 3. 494 Forbes Blvd. Office/R&D Project DEIR April 2007 Impact Sciences, Inc. 868-01 Page: 7 01/22/2007 3:22 PM URBEMIS 2002 For Windows 8.7.0 File Name: H:\494 Forbes 868.001\4.2 Air Quality\South San Francisco 494 Forbes.urb Project Name: South San Francisco 494 Forbes Project Location: San Francisco Bay Area On-Road Motor Vehicle Emissions Based on EMFAC2002 version 2.2 DETAIL REPORT (Pounds/Day - Summer) AREA SOURCE EMISSION ESTIMATES (Summer Pounds per Day, Unmitigated) Source ROG NOx CO S02 PM10 Natural Gas 0.16 2.17 1.83 0 0.00 Hearth - No summer emissions Landscaping 0.09 0.01 0.63 0.00 0.00 Consumer Prdcts 0.00 Architectural Coatings 4.57 TOTALS (lbs/day,unmitigated) 4.82 2.18 2.46 0.00 0.01 Impact Sciences, Inc. 868-01 4.2 -7 494 Forbes Blvd. Office/R&D Project DEIR April 2007 Page: 8 01/22/2007 3:22 PM Office park UNMITIGATED OPERATIONAL EMISSIONS TOTAL EMISSIONS (lbs/day) ROG 15.68 15.68 NOx 23.40 CO 180.78 S02 0.22 PM10 37.74 23.40 180.78 0.22 37.74 Includes correction for passby trips. Does not include double counting adjustment for internal trips. OPERATIONAL (Vehicle) EMISSION ESTIMATES Analysis Year: 2015 Temperature (F): 60 EMFAC Version: EMFAC2002 (9/2002) Summary of Land Uses: Unit Type Office park Fleet Mix: Vehicle Assumptions: Vehicle Type Light Auto Light Truck Light Truck Med Truck Lite-Heavy Lite-Heavy Med-Heavy Heavy-Heavy Line Haul > Urban Bus Motorcycle School Bus Motor Home < 3,750 lbs 3,751- 5,750 5,751- 8,500 8,501-10,000 10,001-14,000 14,001-33,000 33,001-60,000 60,000 lbs Travel Conditions Acreage Percent Type 54.40 15.30 16.40 7.30 1.10 0.30 1.00 0.80 0.00 0.20 1.60 0.10 1.50 Season: Summer Trip Rate 11.01 trips/1000 sq. ft. No. Units Total Trips 326.02 3,589.48 Sum of Total Trips Total Vehicle Miles Traveled 3,589.48 24,857.98 Catalyst 99.40 98.00 98.80 98.60 81.80 66.70 20.00 0.00 0.00 50.00 50.00 0.00 93.30 Diesel 0.20 1.30 0.60 1.40 18.20 33.30 80.00 100.00 100.00 50.00 0.00 100.00 6.70 Non-Catalyst 0.40 0.70 0.60 0.00 0.00 0.00 0.00 0.00 0.00 0.00 50.00 0.00 0.00 Residential Commercial Home- Home- Home- Work Shop Other Commute Non-Work Customer Urban Trip Length (miles) 11.8 4.6 6.1 11.8 5.0 5.0 Rural Trip Length (miles) 15.0 10.0 10.0 15.0 10.0 10.0 Trip Speeds (mph) 30.0 30.0 30.0 30.0 30.0 30.0 % of Trips - Residential 27.3 21.2 51.5 % of Trips - Commercial (by land use) Office park 48.0 24.0 28.0 494 Forbes Blvd. Office/R&D Project DEIR April 2007 Impact Sciences, Inc. 868-01 Page: 9 01/22/2007 3:22 PM Changes made to the default values for Land Use Trip Percentages Changes made to the default values for Area The landscape year changed from 2005 to 2015. Changes made to the default values for Operations The operational emission year changed from 2005 to 2015. The operational winter selection item changed from 2 to 1. The operational summer temperature changed from 85 to 60. The operational summer selection item changed from 7 to 3. Impact Sciences, Inc. 868-01 4.2-9 494 Forbes Blvd. Office/R&D Project DEIR April 2007 Page: 10 01/22/2007 3:22 PM URBEMIS 2002 For Windows 8.7.0 File Name: H:\494 Forbes 868.001\4.2 Air Quality\South San Francisco 494 Forbes.urb Project Name: South San Francisco 494 Forbes Project Location: San Francisco Bay Area On-Road Motor Vehicle Emissions Based on EMFAC2002 version 2.2 DETAIL REPORT (Tons/Year) AREA SOURCE EMISSION ESTIMATES (Tons per Year, Unmitigated) Source ROG NOx CO S02 PM10 Natural Gas 0.03 0.40 0.33 0.00 0.00 Hearth 0.00 0.00 0.00 0.00 0.00 Landscaping 0.01 0.00 0.06 0.00 0.00 Consumer Prdcts 0.00 Architectural Coatings 0.60 TOTALS (tpy, unmitigated) 0.64 0.40 0.39 0.00 0.00 494 Forbes Blvd. Office/R&D Project DEIR April 2007 Impact Sciences, Inc. 868-01 Page: 11 01/22/2007 3:22 PM UNMITIGATED OPERATIONAL EMISSIONS Office park ROG 3.12 TOTAL EMISSIONS (tons/yr) 3.12 NOx 4.55 4.55 CO 34.84 S02 0.04 34.84 0.04 Includes correction for passby trips. Does not include double counting adjustment for internal trips. OPERATIONAL (Vehicle) EMISSION ESTIMATES Analysis Year: 2015 EMFAC Version: EMFAC2002 (9/2002) Summary of Land Uses: Unit Type Acreage Office park Vehicle Assumptions: Fleet Mix: Vehicle Type Light Auto Light Truck Light Truck Med Truck Lite-Heavy Lite-Heavy Med-Heavy Heavy-Heavy Line Haul > Urban Bus Motorcycle School Bus Motor Home < 3,750 lbs 3,751- 5,750 5,751- 8,500 8,501-10,000 10,001-14,000 14,001-33,000 33,001-60,000 60,000 lbs Percent Type 54.40 15.30 16.40 7.30 1.10 0.30 1.00 0.80 0.00 0.20 1.60 0.10 1.50 Travel Conditions Season: Annual Trip Rate 11.01 trips/1000 sq. ft. PM10 6.89 6.89 No. Units Total Trips 326.02 3,589.48 Sum of Total Trips Total Vehicle Miles Traveled 3,589.48 24,857.98 Diesel 0.20 1.30 0.60 1.40 18.20 33.30 80.00 100.00 100.00 50.00 0.00 100.00 6.70 Residential Commercial Home- Home- Home- Work Shop Other Commute Non-Work Customer Urban Trip Length (miles) 11.8 4.6 6.1 11.8 5.0 5.0 Rural Trip Length (miles) 15.0 10.0 10.0 15.0 10.0 10.0 Trip Speeds (mph) 30.0 30.0 30.0 30.0 30.0 30.0 % of Trips - Residential 27.3 21.2 51.5 % of Trips - Commercial (by land use) Office park Non-Catalyst 0.40 0.70 0.60 0.00 0.00 0.00 0.00 0.00 0.00 0.00 50.00 0.00 0.00 Catalyst 99.40 98.00 98.80 98.60 81.80 66.70 20.00 0.00 0.00 50.00 50.00 0.00 93.30 48.0 24.0 28.0 Impact Sciences, Inc. 868-01 494 Forbes Blvd. Office/R&D Project DEIR April 2007 4.2 -11 Page: 12 01/22/2007 3:22 PM Changes made to the default values for Land Use Trip Percentages Changes made to the default values for Area The landscape year changed from 2005 to 2015. Changes made to the default values for Operations The operational emission year changed from 2005 to 2015. The operational winter selection item changed from 2 to 1. The operational summer temperature changed from 85 to 60. The operational summer selection item changed from 7 to 3. 494 Forbes Blvd. Office/R&D Project DEIR April 2007 Impact Sciences, Inc. 868-01 SiInplified CALINE4 Analysis; Updated with EMF AC2007 BAY AREA AQMD SIMPLIFIED CALINE4 ANALYSIS; UPDATED WITH EMFAC2007 Project Title: Intersection: Analysis Condition: Nearest Air Monitoring Station measuring CO: Background I-hour CO Concentration (ppm): Background 8-hour CO Concentration (ppm): Persistence Factor: Analysis Year: 494 Forbes Blvd. Office!R&D Project Airport Blvd. and U.S. 101 SB Hook Ramps 2015 Base Case plus Project Peak Volumes 10 Arkansas Street, San Francisco, 94107 2.6 2.0 0.7 2015 North-South Roadway: East- West Roadway: Airport Boulevard U.S. 101 Southbound Hook RamI Roadway Type AT GRADE AT GRADE No. of Lanes 4 o Approach/Departure Speed A.M. P.M. 5 5 5 5 EMF AC2007 COMPOSITE EMISSION F ACTORS FOR CO Air Basin: San Francisco Bay An County: All Assumes lowest mean wintertime temperature of 40 degrees F and 30% humidity. Average Speed (miles per hour) Year 5 8 11 14 17 20 23 26 29 32 2007 10.404 9.093 8.058 7.231 6.563 6.024 5.588 5.23 4.936 4.7 2008 9.453 8.28 7.351 6.607 6.005 5.518 5.124 4.799 4.532 4.316 2009 8.51 7.471 6.646 5.984 5.448 5.012 4.66 4.367 4.126 3.929 2010 7.609 6.699 5.976 5.392 4.918 4.532 4.219 3.958 3.741 3.564 2011 6.831 6.032 5.393 4.877 4.456 4.113 3.833 3.599 3.404 3.243 2012 6.141 5.437 4.874 4.416 4.042 3.737 3.487 3.277 3.101 2.955 2013 5.528 4.909 4.411 4.005 3.673 3.4 3.177 2.988 2.83 2.697 2014 4.98 4.435 3.995 3.635 3.339 3.097 2.897 2.728 2.584 2.464 2015 4.502 4.021 3.63 3.311 3.047 2.829 2.65 2.497 2.368 2.258 2020 2.909 2.632 2.402 2.21 2.05 1.917 1.805 1.708 1.624 1.552 2025 2.144 1.95 1.789 1.653 1.539 1 .444 1.364 1.294 1.233 1.181 2030 1.756 1.601 1 .4 72 1.363 1.271 1.195 1.131 1.075 1.027 0.985 PEAK HOUR TURNING VOLUMES A.M. Peak P.M. Peak NI 0 525 > 5001 NI 0 614 > 6501 W < v E W < v E o ^ 15 o ^ 10 0> < 0 0> < 0 Ov v 490 Ov v 560 sl < > 501 sl < > 4201 0 61 0 563 Representative Traffic Volumes (Vehicles per Hour) N-S Road E- W Road Primary Road = 1,126 1,055 N-S Road N-S Road E- W Road Primary Road = 2,157 1,640 N-S Road ROADWAY CO CONTRIBUTIONS Reference CO Concentrations Roadway o Feet 25 Feet 50 Feet Traffic Volume Emission Factor A.M. Peak Hour N-S Road E- W Road 11.9 0.0 7.0 0.0 5.4 0.0 1,126 1,055 4.50 4.50 100,000 100,000 P.M. Peak Hour N-S Road E- W Road 11.9 0.0 7.0 0.0 5.4 0.0 2,157 1,640 4.50 4.50 100,000 100,000 TOTAL CO CONCENTRATIONS (ppm) o Feet from Roadway Edge 25 Feet from Roadway Edge 50 Feet from Roadway Edge A.M. Peak Hour 3.2 3.0 2.9 P.M. Peak Hour 3.8 3.3 3.1 8- Hour 2.8 2.4 2.3 BAY AREA AQMD SIMPLIFIED CALINE4 ANALYSIS; UPDATED WITH EMFAC2007 Project Title: Intersection: Analysis Condition: Nearest Air Monitoring Station measuring CO: Background I-hour CO Concentration (ppm): Background 8-hour CO Concentration (ppm): Persistence Factor: Analysis Year: 494 Forbes Blvd. Office!R&D Project Oyster Point and Dubuque Ave./U.S. 101 NB On-Ramp 2015 Base Case plus Project Peak Volumes 10 Arkansas Street, San Francisco, 94107 2.6 2.0 0.7 2015 North-South Roadway: East- West Roadway: Dubuqe Avenue/ U.S. 101 North Oyster Point Roadway Type AT GRADE AT GRADE No. of Lanes o 4 Approach/Departure Speed A.M. P.M. 5 5 5 5 EMF AC2007 COMPOSITE EMISSION F ACTORS FOR CO Air Basin: San Francisco Bay An County: All Assumes lowest mean wintertime temperature of 40 degrees F and 30% humidity. Average Speed (miles per hour) Year 5 8 11 14 17 20 23 26 29 32 2007 10.404 9.093 8.058 7.231 6.563 6.024 5.588 5.23 4.936 4.7 2008 9.453 8.28 7.351 6.607 6.005 5.518 5.124 4.799 4.532 4.316 2009 8.51 7.471 6.646 5.984 5.448 5.012 4.66 4.367 4.126 3.929 2010 7.609 6.699 5.976 5.392 4.918 4.532 4.219 3.958 3.741 3.564 2011 6.831 6.032 5.393 4.877 4.456 4.113 3.833 3.599 3.404 3.243 2012 6.141 5.437 4.874 4.416 4.042 3.737 3.487 3.277 3.101 2.955 2013 5.528 4.909 4.411 4.005 3.673 3.4 3.177 2.988 2.83 2.697 2014 4.98 4.435 3.995 3.635 3.339 3.097 2.897 2.728 2.584 2.464 2015 4.502 4.021 3.63 3.311 3.047 2.829 2.65 2.497 2.368 2.258 2020 2.909 2.632 2.402 2.21 2.05 1.917 1.805 1.708 1.624 1.552 2025 2.144 1.95 1.789 1.653 1.539 1 .444 1.364 1.294 1.233 1.181 2030 1.756 1.601 1 .4 72 1.363 1.271 1.195 1.131 1.075 1.027 0.985 PEAK HOUR TURNING VOLUMES A.M. Peak P.M. Peak NI 0 0 01 NI 0 0 01 W < v > E W < v > E 423 ^ 397 569 ^ 1,608 657 > < 144 255 > < 609 607 v v 408 443 v v 1,577 sl < ~,1981 sl < > 2301 463 85 893 160 Representative Traffic Volumes (Vehicles per Hour) N-S Road E- W Road Primary Road = 2,761 2,804 E- W Road N-S Road E- W Road Primary Road = 3,303 4,279 E- W Road ROADWAY CO CONTRIBUTIONS Reference CO Concentrations Roadway o Feet 25 Feet 50 Feet Traffic Volume Emission Factor A.M. Peak Hour N-S Road E- W Road 0.0 11.9 0.0 7.0 0.0 5.4 2,761 2,804 4.50 4.50 100,000 100,000 P.M. Peak Hour N-S Road E- W Road 0.0 11.9 0.0 7.0 0.0 5.4 3,303 4,279 4.50 4.50 100,000 100,000 TOTAL CO CONCENTRATIONS (ppm) o Feet from Roadway Edge 25 Feet from Roadway Edge 50 Feet from Roadway Edge A.M. Peak Hour 4.1 3.5 3.3 P.M. Peak Hour 4.9 4.0 3.7 8- Hour 3.6 2.9 2.7 BAY AREA AQMD SIMPLIFIED CALINE4 ANALYSIS; UPDATED WITH EMFAC2007 Project Title: Intersection: Analysis Condition: Nearest Air Monitoring Station measuring CO: Background I-hour CO Concentration (ppm): Background 8-hour CO Concentration (ppm): Persistence Factor: Analysis Year: 494 Forbes Blvd. Office!R&D Project Oyster Point Blvd. and Gateway Blvd. and u.s. 101 SB Off-Ramp I 2015 Base Case plus Project Peak Volumes 10 Arkansas Street, San Francisco, 94107 2.6 2.0 0.7 2015 North-South Roadway: East- West Roadway: Gateway Boulevard Oyster Point/U.S. 101 Southboun Roadway Type AT GRADE AT GRADE No. of Lanes o 8 Approach/Departure Speed A.M. P.M. 5 5 5 5 EMF AC2007 COMPOSITE EMISSION F ACTORS FOR CO Air Basin: San Francisco Bay An County: All Assumes lowest mean wintertime temperature of 40 degrees F and 30% humidity. Average Speed (miles per hour) Year 5 8 11 14 17 20 23 26 29 32 2007 10.404 9.093 8.058 7.231 6.563 6.024 5.588 5.23 4.936 4.7 2008 9.453 8.28 7.351 6.607 6.005 5.518 5.124 4.799 4.532 4.316 2009 8.51 7.471 6.646 5.984 5.448 5.012 4.66 4.367 4.126 3.929 2010 7.609 6.699 5.976 5.392 4.918 4.532 4.219 3.958 3.741 3.564 2011 6.831 6.032 5.393 4.877 4.456 4.113 3.833 3.599 3.404 3.243 2012 6.141 5.437 4.874 4.416 4.042 3.737 3.487 3.277 3.101 2.955 2013 5.528 4.909 4.411 4.005 3.673 3.4 3.177 2.988 2.83 2.697 2014 4.98 4.435 3.995 3.635 3.339 3.097 2.897 2.728 2.584 2.464 2015 4.502 4.021 3.63 3.311 3.047 2.829 2.65 2.497 2.368 2.258 2020 2.909 2.632 2.402 2.21 2.05 1.917 1.805 1.708 1.624 1.552 2025 2.144 1.95 1.789 1.653 1.539 1 .444 1.364 1.294 1.233 1.181 2030 1.756 1.601 1 .4 72 1.363 1.271 1.195 1.131 1.075 1.027 0.985 PEAK HOUR TURNING VOLUMES A.M. Peak P.M. Peak NI 51 11 NI 234 2 11 W < v > E W < v > E 159 ^ 0 26 ^ 0 2,319 > < 614 505 > < 2,292 1,039 v v 58 233 v v 56 sl < > 1161 sl < > 491 284 2 1,267 0 Representative Traffic Volumes (Vehicles per Hour) N-S Road E- W Road Primary Road = 1,500 4,466 E- W Road N-S Road E- W Road Primary Road = 1,607 4,557 E- W Road ROADWAY CO CONTRIBUTIONS Reference CO Concentrations Roadway o Feet 25 Feet 50 Feet Traffic Volume Emission Factor A.M. Peak Hour N-S Road E- W Road 0.0 8.5 0.0 5.7 0.0 4.6 1,500 4,466 4.50 4.50 100,000 100,000 P.M. Peak Hour N-S Road E- W Road 0.0 8.5 0.0 5.7 0.0 4.6 1,607 4,557 4.50 4.50 100,000 100,000 TOTAL CO CONCENTRATIONS (ppm) o Feet from Roadway Edge 25 Feet from Roadway Edge 50 Feet from Roadway Edge A.M. Peak Hour 4.3 3.8 3.5 P.M. Peak Hour 4.4 3.8 3.6 8- Hour 3.2 2.8 2.6 BAY AREA AQMD SIMPLIFIED CALINE4 ANALYSIS; UPDATED WITH EMFAC2007 Project Title: Intersection: Analysis Condition: Nearest Air Monitoring Station measuring CO: Background I-hour CO Concentration (ppm): Background 8-hour CO Concentration (ppm): Persistence Factor: Analysis Year: 494 Forbes Blvd. Office!R&D Project Oyster Point Blvd. and Gull Dr. 2015 Base Case plus Project Peak Volumes 10 Arkansas Street, San Francisco, 94107 2.6 2.0 0.7 2015 North-South Roadway: East- West Roadway: Gull Driveway Oyster Point Roadway Type AT GRADE AT GRADE No. of Lanes 2 2 Approach/Departure Speed A.M. P.M. 5 5 5 5 EMF AC2007 COMPOSITE EMISSION F ACTORS FOR CO Air Basin: San Francisco Bay An County: All Assumes lowest mean wintertime temperature of 40 degrees F and 30% humidity. Average Speed (miles per hour) Year 5 8 11 14 17 20 23 26 29 32 2007 10.404 9.093 8.058 7.231 6.563 6.024 5.588 5.23 4.936 4.7 2008 9.453 8.28 7.351 6.607 6.005 5.518 5.124 4.799 4.532 4.316 2009 8.51 7.471 6.646 5.984 5.448 5.012 4.66 4.367 4.126 3.929 2010 7.609 6.699 5.976 5.392 4.918 4.532 4.219 3.958 3.741 3.564 2011 6.831 6.032 5.393 4.877 4.456 4.113 3.833 3.599 3.404 3.243 2012 6.141 5.437 4.874 4.416 4.042 3.737 3.487 3.277 3.101 2.955 2013 5.528 4.909 4.411 4.005 3.673 3.4 3.177 2.988 2.83 2.697 2014 4.98 4.435 3.995 3.635 3.339 3.097 2.897 2.728 2.584 2.464 2015 4.502 4.021 3.63 3.311 3.047 2.829 2.65 2.497 2.368 2.258 2020 2.909 2.632 2.402 2.21 2.05 1.917 1.805 1.708 1.624 1.552 2025 2.144 1.95 1.789 1.653 1.539 1 .444 1.364 1.294 1.233 1.181 2030 1.756 1.601 1 .4 72 1.363 1.271 1.195 1.131 1.075 1.027 0.985 PEAK HOUR TURNING VOLUMES A.M. Peak P.M. Peak NI 35 2 41 NI 195 01 W < v > E W < v > E 196 ^ 3 33 ^ 0 680 > < 138 173 > < 575 1,708 v v 23 269 v v 15 sl < > 191 sl < > 151 289 6 1,603 16 Representative Traffic Volumes (Vehicles per Hour) N-S Road E- W Road Primary Road = 2,047 3,046 E- W Road N-S Road E- W Road Primary Road = 1,926 2,848 E- W Road ROADWAY CO CONTRIBUTIONS Reference CO Concentrations Roadway o Feet 25 Feet 50 Feet Traffic Volume Emission Factor A.M. Peak Hour N-S Road E- W Road 3.7 14.0 2.7 7.6 2.2 5.7 2,047 3,046 4.50 4.50 100,000 100,000 P.M. Peak Hour N-S Road E- W Road 3.7 14.0 2.7 7.6 2.2 5.7 1,926 2,848 4.50 4.50 100,000 100,000 TOTAL CO CONCENTRATIONS (ppm) o Feet from Roadway Edge 25 Feet from Roadway Edge 50 Feet from Roadway Edge A.M. Peak Hour 4.9 3.9 3.6 P.M. Peak Hour 4.7 3.8 3.5 8- Hour 3.5 2.9 2.6 BAY AREA AQMD SIMPLIFIED CALINE4 ANALYSIS; UPDATED WITH EMFAC2007 Project Title: Intersection: Analysis Condition: Nearest Air Monitoring Station measuring CO: Background I-hour CO Concentration (ppm): Background 8-hour CO Concentration (ppm): Persistence Factor: Analysis Year: North-South Roadway: East- West Roadway: Airport Avenue Grand Avenue 494 Forbes Blvd. Office!R&D Project Airport Ave. and Grand Ave. 2015 Base Case plus Project Peak Volumes 10 Arkansas Street, San Francisco, 94107 2.6 2.0 0.7 2015 Roadway Type AT GRADE AT GRADE No. of Lanes 4 2 Approach/Departure Speed A.M. P.M. 5 5 5 5 EMF AC2007 COMPOSITE EMISSION F ACTORS FOR CO Air Basin: San Francisco Bay An County: All Assumes lowest mean wintertime temperature of 40 degrees F and 30% humidity. Average Speed (miles per hour) Year 5 8 11 14 17 20 23 26 29 32 2007 10.404 9.093 8.058 7.231 6.563 6.024 5.588 5.23 4.936 4.7 2008 9.453 8.28 7.351 6.607 6.005 5.518 5.124 4.799 4.532 4.316 2009 8.51 7.471 6.646 5.984 5.448 5.012 4.66 4.367 4.126 3.929 2010 7.609 6.699 5.976 5.392 4.918 4.532 4.219 3.958 3.741 3.564 2011 6.831 6.032 5.393 4.877 4.456 4.113 3.833 3.599 3.404 3.243 2012 6.141 5.437 4.874 4.416 4.042 3.737 3.487 3.277 3.101 2.955 2013 5.528 4.909 4.411 4.005 3.673 3.4 3.177 2.988 2.83 2.697 2014 4.98 4.435 3.995 3.635 3.339 3.097 2.897 2.728 2.584 2.464 2015 4.502 4.021 3.63 3.311 3.047 2.829 2.65 2.497 2.368 2.258 2020 2.909 2.632 2.402 2.21 2.05 1.917 1.805 1.708 1.624 1.552 2025 2.144 1.95 1.789 1.653 1.539 1 .444 1.364 1.294 1.233 1.181 2030 1.756 1.601 1 .4 72 1.363 1.271 1.195 1.131 1.075 1.027 0.985 PEAK HOUR TURNING VOLUMES A.M. Peak W NI v 97 388 ;,0841 ^ < 318 ^ 329 > 69 v sl < < v > 2171 14 338 Representative Traffic Volumes (Vehicles per Hour) N-S Road E- W Road Primary Road = 2,329 2,176 N-S Road ROADWAY CO CONTRIBUTIONS Reference CO Concentrations Roadway o Feet 25 Feet A.M. Peak Hour N-S Road E- W Road 11.9 3.7 7.0 2.7 P.M. Peak Hour N-S Road E- W Road 11.9 3.7 7.0 2.7 TOTAL CO CONCENTRATIONS (ppm) o Feet from Roadway Edge 25 Feet from Roadway Edge 50 Feet from Roadway Edge P.M. Peak E 104 177 265 NI < 287 W 251 ^ 114 > 106 v sl < 57 N-S Road E- W Road Primary Road = 50 Feet Traffic Volume Emission Factor 5.4 2.2 2,329 2,176 4.50 4.50 5.4 2.2 1,956 1,768 4.50 4.50 A.M. Peak Hour 4.2 3.6 3.4 P.M. Peak Hour 4.0 3.4 3.3 534 > 2321 E 245 416 649 v 407 < v > 1121 1,956 1,768 N-S Road 100,000 100,000 100,000 100,000 8- Hour 3.1 2.7 2.5 BAY AREA AQMD SIMPLIFIED CALINE4 ANALYSIS; UPDATED WITH EMFAC2007 Project Title: Intersection: Analysis Condition: Nearest Air Monitoring Station measuring CO: Background I-hour CO Concentration (ppm): Background 8-hour CO Concentration (ppm): Persistence Factor: Analysis Year: 494 Forbes Blvd. Office!R&D Project E. Grand Ave. and Forbes Blvd. and Harbor Way 2015 Base Case plus Project Peak Volumes 10 Arkansas Street, San Francisco, 94107 2.6 2.0 0.7 2015 North-South Roadway: East- West Roadway: Forbes Boulevard/Harbor Way East Grand A venue Roadway Type AT GRADE AT GRADE No. of Lanes 2 4 Approach/Departure Speed A.M. P.M. 5 5 5 5 EMF AC2007 COMPOSITE EMISSION F ACTORS FOR CO Air Basin: San Francisco Bay An County: All Assumes lowest mean wintertime temperature of 40 degrees F and 30% humidity. Average Speed (miles per hour) Year 5 8 11 14 17 20 23 26 29 32 2007 10.404 9.093 8.058 7.231 6.563 6.024 5.588 5.23 4.936 4.7 2008 9.453 8.28 7.351 6.607 6.005 5.518 5.124 4.799 4.532 4.316 2009 8.51 7.471 6.646 5.984 5.448 5.012 4.66 4.367 4.126 3.929 2010 7.609 6.699 5.976 5.392 4.918 4.532 4.219 3.958 3.741 3.564 2011 6.831 6.032 5.393 4.877 4.456 4.113 3.833 3.599 3.404 3.243 2012 6.141 5.437 4.874 4.416 4.042 3.737 3.487 3.277 3.101 2.955 2013 5.528 4.909 4.411 4.005 3.673 3.4 3.177 2.988 2.83 2.697 2014 4.98 4.435 3.995 3.635 3.339 3.097 2.897 2.728 2.584 2.464 2015 4.502 4.021 3.63 3.311 3.047 2.829 2.65 2.497 2.368 2.258 2020 2.909 2.632 2.402 2.21 2.05 1.917 1.805 1.708 1.624 1.552 2025 2.144 1.95 1.789 1.653 1.539 1 .444 1.364 1.294 1.233 1.181 2030 1.756 1.601 1 .4 72 1.363 1.271 1.195 1.131 1.075 1.027 0.985 PEAK HOUR TURNING VOLUMES A.M. Peak P.M. Peak NI 200 85 201 NI 868 296 111 W < v > E W < v > E 980 ^ 15 181 ^ 13 2,121 > < 510 419 > < 1,886 180 v v 36 60 v v 122 sl < > 2171 sl < > 511 63 331 151 74 Representative Traffic Volumes (Vehicles per Hour) N-S Road E- W Road Primary Road = 1,631 4,054 E- W Road N-S Road E- W Road Primary Road = 1,443 3,565 E- W Road ROADWAY CO CONTRIBUTIONS Reference CO Concentrations Roadway o Feet 25 Feet 50 Feet Traffic Volume Emission Factor A.M. Peak Hour N-S Road E- W Road 3.7 11.9 2.7 7.0 2.2 5.4 1,631 4,054 4.50 4.50 100,000 100,000 P.M. Peak Hour N-S Road E- W Road 3.7 11.9 2.7 7.0 2.2 5.4 1,443 3,565 4.50 4.50 100,000 100,000 TOTAL CO CONCENTRATIONS (ppm) o Feet from Roadway Edge 25 Feet from Roadway Edge 50 Feet from Roadway Edge A.M. Peak Hour 5.1 4.1 3.8 P.M. Peak Hour 4.8 3.9 3.6 8- Hour 3.7 3.0 2.8 BAY AREA AQMD SIMPLIFIED CALINE4 ANALYSIS; UPDATED WITH EMFAC2007 Project Title: Intersection: Analysis Condition: Nearest Air Monitoring Station measuring CO: Background I-hour CO Concentration (ppm): Background 8-hour CO Concentration (ppm): Persistence Factor: Analysis Year: 494 Forbes Blvd. Office!R&D Project E. Grand Ave. and Allerton Ave. 2015 Base Case plus Project Peak Volumes 10 Arkansas Street, San Francisco, 94107 2.6 2.0 0.7 2015 North-South Roadway: East- West Roadway: Allerton Avenue East Grand A venue Roadway Type AT GRADE AT GRADE No. of Lanes o 4 Approach/Departure Speed A.M. P.M. 5 5 5 5 EMF AC2007 COMPOSITE EMISSION F ACTORS FOR CO Air Basin: San Francisco Bay An County: All Assumes lowest mean wintertime temperature of 40 degrees F and 30% humidity. Average Speed (miles per hour) Year 5 8 11 14 17 20 23 26 29 32 2007 10.404 9.093 8.058 7.231 6.563 6.024 5.588 5.23 4.936 4.7 2008 9.453 8.28 7.351 6.607 6.005 5.518 5.124 4.799 4.532 4.316 2009 8.51 7.471 6.646 5.984 5.448 5.012 4.66 4.367 4.126 3.929 2010 7.609 6.699 5.976 5.392 4.918 4.532 4.219 3.958 3.741 3.564 2011 6.831 6.032 5.393 4.877 4.456 4.113 3.833 3.599 3.404 3.243 2012 6.141 5.437 4.874 4.416 4.042 3.737 3.487 3.277 3.101 2.955 2013 5.528 4.909 4.411 4.005 3.673 3.4 3.177 2.988 2.83 2.697 2014 4.98 4.435 3.995 3.635 3.339 3.097 2.897 2.728 2.584 2.464 2015 4.502 4.021 3.63 3.311 3.047 2.829 2.65 2.497 2.368 2.258 2020 2.909 2.632 2.402 2.21 2.05 1.917 1.805 1.708 1.624 1.552 2025 2.144 1.95 1.789 1.653 1.539 1 .444 1.364 1.294 1.233 1.181 2030 1.756 1.601 1 .4 72 1.363 1.271 1.195 1.131 1.075 1.027 0.985 PEAK HOUR TURNING VOLUMES A.M. Peak P.M. Peak NI 95 0 01 NI 200 0 01 W < v > E W < v > E 170 ^ 9 76 ^ 19 1,950 > < 400 409 > < 1,642 Ov v 0 Ov v 0 sl < > 01 sl < > 01 0 0 0 0 Representative Traffic Volumes (Vehicles per Hour) N-S Road E- W Road Primary Road = 274 2,615 E- W Road N-S Road E- W Road Primary Road = 295 2,327 E- W Road ROADWAY CO CONTRIBUTIONS Reference CO Concentrations Roadway o Feet 25 Feet 50 Feet Traffic Volume Emission Factor A.M. Peak Hour N-S Road E- W Road 0.0 11.9 0.0 7.0 0.0 5.4 274 2,615 4.50 4.50 100,000 100,000 P.M. Peak Hour N-S Road E- W Road 0.0 11.9 0.0 7.0 0.0 5.4 295 2,327 4.50 4.50 100,000 100,000 TOTAL CO CONCENTRATIONS (ppm) o Feet from Roadway Edge 25 Feet from Roadway Edge 50 Feet from Roadway Edge A.M. Peak Hour 4.0 3.4 3.2 P.M. Peak Hour 3.9 3.3 3.2 8- Hour 2.9 2.5 2.4 BAY AREA AQMD SIMPLIFIED CALINE4 ANALYSIS; UPDATED WITH EMFAC2007 Project Title: Intersection: Analysis Condition: Nearest Air Monitoring Station measuring CO: Background I-hour CO Concentration (ppm): Background 8-hour CO Concentration (ppm): Persistence Factor: Analysis Year: 494 Forbes Blvd. Office!R&D Project Forbes Blvd. and Allerton Driveway 2015 Base Case plus Project Peak Volumes 10 Arkansas Street, San Francisco, 94107 2.6 2.0 0.7 2015 North-South Roadway: East- West Roadway: Allerton Driveway F orbes Avenue Roadway Type AT GRADE AT GRADE No. of Lanes 2 4 Approach/Departure Speed A.M. P.M. 5 5 5 5 EMF AC2007 COMPOSITE EMISSION F ACTORS FOR CO Air Basin: San Francisco Bay An County: All Assumes lowest mean wintertime temperature of 40 degrees F and 30% humidity. Average Speed (miles per hour) Year 5 8 11 14 17 20 23 26 29 32 2007 10.404 9.093 8.058 7.231 6.563 6.024 5.588 5.23 4.936 4.7 2008 9.453 8.28 7.351 6.607 6.005 5.518 5.124 4.799 4.532 4.316 2009 8.51 7.471 6.646 5.984 5.448 5.012 4.66 4.367 4.126 3.929 2010 7.609 6.699 5.976 5.392 4.918 4.532 4.219 3.958 3.741 3.564 2011 6.831 6.032 5.393 4.877 4.456 4.113 3.833 3.599 3.404 3.243 2012 6.141 5.437 4.874 4.416 4.042 3.737 3.487 3.277 3.101 2.955 2013 5.528 4.909 4.411 4.005 3.673 3.4 3.177 2.988 2.83 2.697 2014 4.98 4.435 3.995 3.635 3.339 3.097 2.897 2.728 2.584 2.464 2015 4.502 4.021 3.63 3.311 3.047 2.829 2.65 2.497 2.368 2.258 2020 2.909 2.632 2.402 2.21 2.05 1.917 1.805 1.708 1.624 1.552 2025 2.144 1.95 1.789 1.653 1.539 1 .444 1.364 1.294 1.233 1.181 2030 1.756 1.601 1 .4 72 1.363 1.271 1.195 1.131 1.075 1.027 0.985 PEAK HOUR TURNING VOLUMES A.M. Peak P.M. Peak NI 0 01 NI 7 21 W < v > E W < v > E 2 ^ 2 1 ^ 1 676 > < 233 162 > < 645 41 v v 286 19 v v 81 sl < > 661 sl < > 2331 27 31 Representative Traffic Volumes (Vehicles per Hour) N-S Road E- W Road Primary Road = 424 1,263 E- W Road N-S Road E- W Road Primary Road = 366 1,124 E- W Road ROADWAY CO CONTRIBUTIONS Reference CO Concentrations Roadway o Feet 25 Feet 50 Feet Traffic Volume Emission Factor A.M. Peak Hour N-S Road E- W Road 3.7 11.9 2.7 7.0 2.2 5.4 424 1,263 4.50 4.50 100,000 100,000 P.M. Peak Hour N-S Road E- W Road 3.7 11.9 2.7 7.0 2.2 5.4 366 1,124 4.50 4.50 100,000 100,000 TOTAL CO CONCENTRATIONS (ppm) o Feet from Roadway Edge 25 Feet from Roadway Edge 50 Feet from Roadway Edge A.M. Peak Hour 3.4 3.1 3.0 P.M. Peak Hour 3.3 3.0 2.9 8- Hour 2.5 2.3 2.2 BAY AREA AQMD SIMPLIFIED CALINE4 ANALYSIS; UPDATED WITH EMFAC2007 Project Title: Intersection: Analysis Condition: Nearest Air Monitoring Station measuring CO: Background I-hour CO Concentration (ppm): Background 8-hour CO Concentration (ppm): Persistence Factor: Analysis Year: 494 Forbes Blvd. Office!R&D Project Forbes Blvd. and Gull Dr. 2015 Base Case plus Project Peak Volumes 10 Arkansas Street, San Francisco, 94107 2.6 2.0 0.7 2015 North-South Roadway: East- West Roadway: Gull Driveway Forbes Boulevard Roadway Type AT GRADE AT GRADE No. of Lanes o 4 Approach/Departure Speed A.M. P.M. 5 5 5 5 EMF AC2007 COMPOSITE EMISSION F ACTORS FOR CO Air Basin: San Francisco Bay An County: All Assumes lowest mean wintertime temperature of 40 degrees F and 30% humidity. Average Speed (miles per hour) Year 5 8 11 14 17 20 23 26 29 32 2007 10.404 9.093 8.058 7.231 6.563 6.024 5.588 5.23 4.936 4.7 2008 9.453 8.28 7.351 6.607 6.005 5.518 5.124 4.799 4.532 4.316 2009 8.51 7.471 6.646 5.984 5.448 5.012 4.66 4.367 4.126 3.929 2010 7.609 6.699 5.976 5.392 4.918 4.532 4.219 3.958 3.741 3.564 2011 6.831 6.032 5.393 4.877 4.456 4.113 3.833 3.599 3.404 3.243 2012 6.141 5.437 4.874 4.416 4.042 3.737 3.487 3.277 3.101 2.955 2013 5.528 4.909 4.411 4.005 3.673 3.4 3.177 2.988 2.83 2.697 2014 4.98 4.435 3.995 3.635 3.339 3.097 2.897 2.728 2.584 2.464 2015 4.502 4.021 3.63 3.311 3.047 2.829 2.65 2.497 2.368 2.258 2020 2.909 2.632 2.402 2.21 2.05 1.917 1.805 1.708 1.624 1.552 2025 2.144 1.95 1.789 1.653 1.539 1 .444 1.364 1.294 1.233 1.181 2030 1.756 1.601 1 .4 72 1.363 1.271 1.195 1.131 1.075 1.027 0.985 PEAK HOUR TURNING VOLUMES A.M. Peak P.M. Peak NI 880 0 > 8311 NI 139 0 > 1541 W < v E W < v E 75 ^ 232 804 ^ 652 449 > < 188 143 > < 410 Ov v 0 Ov v 0 sl < > 01 sl < > 01 0 0 0 0 Representative Traffic Volumes (Vehicles per Hour) N-S Road E- W Road Primary Road = 2,018 1,700 N-S Road N-S Road E- W Road Primary Road = 1,749 1,496 N-S Road ROADWAY CO CONTRIBUTIONS Reference CO Concentrations Roadway o Feet 25 Feet 50 Feet Traffic Volume Emission Factor A.M. Peak Hour N-S Road E- W Road 0.0 3.3 0.0 2.6 0.0 2.2 2,018 1,700 4.50 4.50 100,000 100,000 P.M. Peak Hour N-S Road E- W Road 0.0 3.3 0.0 2.6 0.0 2.2 1,749 1,496 4.50 4.50 100,000 100,000 TOTAL CO CONCENTRATIONS (ppm) o Feet from Roadway Edge 25 Feet from Roadway Edge 50 Feet from Roadway Edge A.M. Peak Hour 2.9 2.8 2.8 P.M. Peak Hour 2.8 2.8 2.8 8- Hour 2.1 2.1 2.1 BAY AREA AQMD SIMPLIFIED CALINE4 ANALYSIS; UPDATED WITH EMFAC2007 Project Title: Intersection: Analysis Condition: Nearest Air Monitoring Station measuring CO: Background I-hour CO Concentration (ppm): Background 8-hour CO Concentration (ppm): Persistence Factor: Analysis Year: 494 Forbes Blvd. Office!R&D Project Airport Blvd. and San Mateo Ave. and Produce Ave. and S. Airport 2015 Base Case plus Project Peak Volumes 10 Arkansas Street, San Francisco, 94107 2.6 2.0 0.7 2015 North-South Roadway: East- West Roadway: Airport Boulevard/ Produce Aver San Mateo Avenue/South Airport Roadway Type AT GRADE AT GRADE No. of Lanes 4 4 Approach/Departure Speed A.M. P.M. 5 5 5 5 EMF AC2007 COMPOSITE EMISSION F ACTORS FOR CO Air Basin: San Francisco Bay An County: All Assumes lowest mean wintertime temperature of 40 degrees F and 30% humidity. Average Speed (miles per hour) Year 5 8 11 14 17 20 23 26 29 32 2007 10.404 9.093 8.058 7.231 6.563 6.024 5.588 5.23 4.936 4.7 2008 9.453 8.28 7.351 6.607 6.005 5.518 5.124 4.799 4.532 4.316 2009 8.51 7.471 6.646 5.984 5.448 5.012 4.66 4.367 4.126 3.929 2010 7.609 6.699 5.976 5.392 4.918 4.532 4.219 3.958 3.741 3.564 2011 6.831 6.032 5.393 4.877 4.456 4.113 3.833 3.599 3.404 3.243 2012 6.141 5.437 4.874 4.416 4.042 3.737 3.487 3.277 3.101 2.955 2013 5.528 4.909 4.411 4.005 3.673 3.4 3.177 2.988 2.83 2.697 2014 4.98 4.435 3.995 3.635 3.339 3.097 2.897 2.728 2.584 2.464 2015 4.502 4.021 3.63 3.311 3.047 2.829 2.65 2.497 2.368 2.258 2020 2.909 2.632 2.402 2.21 2.05 1.917 1.805 1.708 1.624 1.552 2025 2.144 1.95 1.789 1.653 1.539 1 .444 1.364 1.294 1.233 1.181 2030 1.756 1.601 1 .4 72 1.363 1.271 1.195 1.131 1.075 1.027 0.985 PEAK HOUR TURNING VOLUMES A.M. Peak P.M. Peak NI 64 629 > 1471 NI 77 1,003 > 1311 W < v E W < v E 50 ^ 171 108 ^ 342 150 > < 209 176 > < 169 116 v v 406 200 v v 1,661 sl < > 3561 sl < > 1711 153 23 88 24 Representative Traffic Volumes (Vehicles per Hour) N-S Road E- W Road Primary Road = 1,683 1,439 N-S Road N-S Road E- W Road Primary Road = 3,147 2,650 N-S Road ROADWAY CO CONTRIBUTIONS Reference CO Concentrations Roadway o Feet 25 Feet 50 Feet Traffic Volume Emission Factor A.M. Peak Hour N-S Road E- W Road 11.9 3.3 7.0 2.6 5.4 2.2 1,683 1,439 4.50 4.50 100,000 100,000 P.M. Peak Hour N-S Road E- W Road 11.9 3.3 7.0 2.6 5.4 2.2 3,147 2,650 4.50 4.50 100,000 100,000 TOTAL CO CONCENTRATIONS (ppm) o Feet from Roadway Edge 25 Feet from Roadway Edge 50 Feet from Roadway Edge A.M. Peak Hour 3.7 3.3 3.2 P.M. Peak Hour 4.7 3.9 3.6 8- Hour 3.4 2.9 2.7 BAY AREA AQMD SIMPLIFIED CALINE4 ANALYSIS; UPDATED WITH EMFAC2007 Project Title: Intersection: Analysis Condition: Nearest Air Monitoring Station measuring CO: Background I-hour CO Concentration (ppm): Background 8-hour CO Concentration (ppm): Persistence Factor: Analysis Year: 494 Forbes Blvd. Office!R&D Project Gateway Blvd. and S. Airport Blvd. and Mitchell Ave. 2015 Base Case plus Project Peak Volumes 10 Arkansas Street, San Francisco, 94107 2.6 2.0 0.7 2015 North-South Roadway: East- West Roadway: Gateway Boulevard/ South Airpo Mitchell Avenue Roadway Type AT GRADE AT GRADE No. of Lanes 2 2 Approach/Departure Speed A.M. P.M. 5 5 5 5 EMF AC2007 COMPOSITE EMISSION F ACTORS FOR CO Air Basin: San Francisco Bay An County: All Assumes lowest mean wintertime temperature of 40 degrees F and 30% humidity. Average Speed (miles per hour) Year 5 8 11 14 17 20 23 26 29 32 2007 10.404 9.093 8.058 7.231 6.563 6.024 5.588 5.23 4.936 4.7 2008 9.453 8.28 7.351 6.607 6.005 5.518 5.124 4.799 4.532 4.316 2009 8.51 7.471 6.646 5.984 5.448 5.012 4.66 4.367 4.126 3.929 2010 7.609 6.699 5.976 5.392 4.918 4.532 4.219 3.958 3.741 3.564 2011 6.831 6.032 5.393 4.877 4.456 4.113 3.833 3.599 3.404 3.243 2012 6.141 5.437 4.874 4.416 4.042 3.737 3.487 3.277 3.101 2.955 2013 5.528 4.909 4.411 4.005 3.673 3.4 3.177 2.988 2.83 2.697 2014 4.98 4.435 3.995 3.635 3.339 3.097 2.897 2.728 2.584 2.464 2015 4.502 4.021 3.63 3.311 3.047 2.829 2.65 2.497 2.368 2.258 2020 2.909 2.632 2.402 2.21 2.05 1.917 1.805 1.708 1.624 1.552 2025 2.144 1.95 1.789 1.653 1.539 1 .444 1.364 1.294 1.233 1.181 2030 1.756 1.601 1 .4 72 1.363 1.271 1.195 1.131 1.075 1.027 0.985 PEAK HOUR TURNING VOLUMES A.M. Peak P.M. Peak NI 284 88 301 NI 1,269 263 101 W < v > E W < v > E 77 ^ 27 65 ^ 30 215 > < 147 86 > < 541 367 v v 26 358 v v 92 sl < > 5981 sl < > 1041 433 709 481 242 Representative Traffic Volumes (Vehicles per Hour) N-S Road E- W Road Primary Road = 2,221 1,523 N-S Road N-S Road E- W Road Primary Road = 1,879 2,800 E- W Road ROADWAY CO CONTRIBUTIONS Reference CO Concentrations Roadway o Feet 25 Feet 50 Feet Traffic Volume Emission Factor A.M. Peak Hour N-S Road E- W Road 14.0 3.7 7.6 2.7 5.7 2.2 2,221 1,523 4.50 4.50 100,000 100,000 P.M. Peak Hour N-S Road E- W Road 3.7 14.0 2.7 7.6 2.2 5.7 1,879 2,800 4.50 4.50 100,000 100,000 TOTAL CO CONCENTRATIONS (ppm) o Feet from Roadway Edge 25 Feet from Roadway Edge 50 Feet from Roadway Edge A.M. Peak Hour 4.3 3.6 3.3 P.M. Peak Hour 4.7 3.8 3.5 8- Hour 3.4 2.8 2.6