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Off-Road Equipment PM10E Emissions <br />Existing Project <br />94-073 825C Compactor Rubber Tired Dozers 1 Diesel 315 300 599 Tier 1 0.4 0.12 5.20 5.73 <br />95-025 Storm Water Pump Pumps 1 Diesel 30 25 49 Average 0.74 0.099 0.24 0.24 <br />96-002 Genie Aerial Lifts 1 Diesel 25 25 49 Tier 1 0.31 0.48 0.43 0.43 <br />96-003 Forklift-Clark Forklifts 1 Diesel 40 25 49 Average 0.2 0.099 0.27 0.27 <br />96-041 Cat 950F Loader Rubber Tired Loaders 1 Diesel 100 75 199 Tier 1 0.36 0.55 22.70 27.24 <br />02-035 623 Scraper Scrapers 1 Diesel 365 300 599 Tier 1 0.48 0.12 28.92 33.74 <br />02-910 Sweeper Sweepers/Scrubbers 1 Diesel 25 25 49 Tier 1 0.46 0.48 0.63 0.94 <br />23-112 Pressure Washer Pressure Washers 1 Gas 10 0 24 Gas 0.3 0.207 0.14 0.14 <br />03-909 AL-JON 81K - Compactor Rubber Tired Dozers 1 Diesel 360 300 599 Tier 1 0.4 0.12 1.98 4.91 <br />04-042 836G COMPACTOR Rubber Tired Dozers 1 Diesel 525 300 599 Tier 2 0.4 0.09 67.17 71.50 <br />04-075 JD 850C Dozer Rubber Tired Dozers 1 Diesel 265 175 299 Tier 2 0.4 0.09 15.31 16.41 <br />04-971 JD Grader Graders 1 Diesel 217 175 299 Tier 1 0.41 0.12 2.45 3.67 <br />06-041 CAT 950H Rubber Tired Loaders 1 Diesel 150 120 174 Tier 2 0.36 0.13 25.75 27.36 <br />06-18571 Portable Light Tower Other General Industrial Equipment 1 Diesel 15 25 49 Tier 2 0.34 0.28 0.98 1.04 <br />10-020 CAT D8 Dozer Rubber Tired Dozers 1 Diesel 512 300 599 Tier 2 0.4 0.09 88.75 92.97 <br />15-071 CAT 420 F2 Backhoe Tractors/Loaders/Backhoes 1 Diesel 110 75 199 Tier 4 Interim 0.37 0.01 0.42 0.47 <br />18-042 CAT 836K Compactor Rubber Tired Dozers 1 Diesel 540 300 599 Tier 4 Interim 0.4 0.01 7.68 8.17 <br />18-075 JD 850K Dozer Rubber Tired Dozers 1 Diesel 270 175 299 Tier 4 Interim 0.4 0.01 2.72 2.97 <br />19-041 JD 644K Hybrid Loader Rubber Tired Loaders 1 Diesel 150 75 199 Tier 4 Interim 0.36 0.01 2.23 2.35 <br />19-073 JD Track Loader Rubber Tired Loaders 1 Diesel 165 75 199 Tier 4 Interim 0.36 0.01 0.14 0.20 <br />20-009 JD SKID STEER 333G Skid Steer Loaders 1 Diesel 80 75 199 Tier 4 Interim 0.37 0.01 0.27 0.31 <br />20-020 JD 1050K LARGE DOZER Rubber Tired Dozers 1 Diesel 325 300 599 Tier 4 Interim 0.4 0.01 5.96 6.26 <br />20-071 JD 310SL/HL BACKHOE Tractors/Loaders/Backhoes 1 Diesel 110 75 199 Tier 4 Interim 0.37 0.01 0.89 0.93 <br />20-714 KUBOTA Tractors/Loaders/Backhoes 1 Diesel 40 25 49 Tier 4 Interim 0.37 0.13 2.87 2.94 <br />22-073 JD 755K Track Loader Tractors/Loaders/Backhoes 1 Diesel 165 75 199 Tier 4 Interim 0.37 0.01 0.42 0.42 <br />TARPOMATIC Landfill Covers - 04-001 Rubber Tired Dozers 1 Diesel 20 25 49 Tier 1 0.4 0.48 0.44 0.88 <br />TARPOMATIC Landfill Covers - 18-002 Rubber Tired Dozers 1 Diesel 20 25 49 Tier 4 Interim 0.4 0.13 0.24 0.36 <br />Fire Pump Pumps 1 Diesel 25 25 49 Tier 1 0.74 0.48 0.98 0.98 <br />KARCHER PRESSURE WASHER Pressure Washers 1 Gas 10 0 24 Gas 0.3 0.207 0.07 0.14 <br />03-908 Sterling Water Truck (tan)Off‐Highway Trucks 1 Diesel 200 175 299 Average 0.38 0.044 0.77 1.06 <br />20-908 International Water Truck Off‐Highway Trucks 1 Diesel 225 175 299 Tier 4 Interim 0.38 0.01 0.49 0.65 <br />2025 CAT LPG D-6 Finish Dozer Rubber Tired Dozers 1 Diesel 265 175 299 Tier 4 Final 0.4 0.01 0.00 5.84 <br />2025-26 CAT 836 Compactor Plate Compactors 1 Diesel 540 300 599 Tier 4 Final 0.43 0.01 0.00 12.03 <br />2025-26 CAT 623 Scraper Scrapers 1 Diesel 370 300 599 Tier 4 Final 0.48 0.01 0.00 3.92 <br />2025-26 Large Dozer Rubber Tired Dozers 1 Diesel 400 300 599 Tier 4 Final 0.4 0.01 0.00 7.94 <br />2025 Loader mid size Rubber Tired Loaders 1 Diesel 165 120 174 Tier 4 Final 0.36 0.01 0.00 2.49 <br />288 348 <br />0.14 0.17 <br />0.79 0.95 <br />Assumptions <br />Grams per pound 453.592 <br />Pounds per ton 2,000 <br />Work days per year 365 <br />Abbreviations <br /> PM10E = coarse particulate matter (exhaust); EF = emission factor; g/hp-hr = gram per horsepower-hour; lbs = pounds <br />Notes: <br />Emission factors were obtained from CalEEMod based on equipment type, fuel type, horsepower, and engine tier. <br />Equations: <br />Emissions [lbs] = emission factor [g/hp-gr] × number of pieces of equipment × horsepower × load factor × hours of annual operation/ 453.592 grams per pound <br />Total emissions per Year (lbs) <br />Total emissions per Year (tons) <br />Annual Average emissions per Day (lbs) <br />Engine Tier Load Factor <br />EF <br />(g/hp-hr)Project Equipment CalEEMod Equipment Category Number Fuel Type <br />Horse- <br />power Low HP High HP <br />PM10E Emissions (lbs per year) <br />Attachment A CAP Emission Calculations Page 4 of 30