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Off-Road Construction Equipment CO2 Emissions
<br />Existing Project
<br />94-073 825C Compactor Rubber Tired Dozers 1 Diesel 315 300 599 Tier 1 0.4 528 22,880.40 25,227.11
<br />95-025 Storm Water Pump Pumps 1 Diesel 30 25 49 Average 0.74 568 1,389.97 1,389.97
<br />96-002 Genie Aerial Lifts 1 Diesel 25 25 49 Tier 1 0.31 528 469.11 469.11
<br />96-003 Forklift-Clark Forklifts 1 Diesel 40 25 49 Average 0.2 568 1,562.78 1,562.78
<br />96-041 Cat 950F Loader Rubber Tired Loaders 1 Diesel 100 75 199 Tier 1 0.36 528 21,790.86 26,149.03
<br />02-035 623 Scraper Scrapers 1 Diesel 365 300 599 Tier 1 0.48 528 127,258.63 148,468.40
<br />02-910 Sweeper Sweepers/Scrubbers 1 Diesel 25 25 49 Tier 1 0.46 528 696.10 1,030.76
<br />23-112 Pressure Washer Pressure Washers 1 Gas 10 0 24 Gas 0.3 429 295.08 295.08
<br />03-909 AL-JON 81K - Compactor Rubber Tired Dozers 1 Diesel 360 300 599 Tier 1 0.4 528 8,716.34 21,623.24
<br />04-042 836G COMPACTOR Rubber Tired Dozers 1 Diesel 525 300 599 Tier 2 0.4 528 394,051.39 419,474.06
<br />04-075 JD 850C Dozer Rubber Tired Dozers 1 Diesel 265 175 299 Tier 2 0.4 528 89,826.77 96,242.97
<br />04-971 JD Grader Graders 1 Diesel 217 175 299 Tier 1 0.41 528 10,770.74 16,156.11
<br />06-041 CAT 950H Rubber Tired Loaders 1 Diesel 150 120 174 Tier 2 0.36 528 104,596.13 111,133.39
<br />06-18571 Portable Light Tower Other General Industrial Equipment 1 Diesel 15 25 49 Tier 2 0.34 528 1,852.22 1,959.08
<br />10-020 CAT D8 Dozer Rubber Tired Dozers 1 Diesel 512 300 599 Tier 2 0.4 528 520,656.29 545,449.45
<br />15-071 CAT 420 F2 Backhoe Tractors/Loaders/Backhoes 1 Diesel 110 75 199 Tier 4 Interim 0.37 528 22,172.20 24,635.78
<br />18-042 CAT 836K Compactor Rubber Tired Dozers 1 Diesel 540 300 599 Tier 4 Interim 0.4 528 405,310.01 431,459.04
<br />18-075 JD 850K Dozer Rubber Tired Dozers 1 Diesel 270 175 299 Tier 4 Interim 0.4 528 143,819.68 156,894.20
<br />19-041 JD 644K Hybrid Loader Rubber Tired Loaders 1 Diesel 150 75 199 Tier 4 Interim 0.36 528 117,670.65 124,207.90
<br />19-073 JD Track Loader Rubber Tired Loaders 1 Diesel 165 75 199 Tier 4 Interim 0.36 528 7,190.98 10,786.48
<br />20-009 JD SKID STEER 333G Skid Steer Loaders 1 Diesel 80 75 199 Tier 4 Interim 0.37 528 14,333.54 16,125.24
<br />20-020 JD 1050K LARGE DOZER Rubber Tired Dozers 1 Diesel 325 300 599 Tier 4 Interim 0.4 528 314,756.87 330,494.72
<br />20-071 JD 310SL/HL BACKHOE Tractors/Loaders/Backhoes 1 Diesel 110 75 199 Tier 4 Interim 0.37 528 46,807.98 49,271.56
<br />20-714 KUBOTA Tractors/Loaders/Backhoes 1 Diesel 40 25 49 Tier 4 Interim 0.37 528 11,646.00 11,938.88
<br />22-073 JD 755K Track Loader Tractors/Loaders/Backhoes 1 Diesel 165 75 199 Tier 4 Interim 0.37 528 22,172.20 22,172.20
<br />TARPOMATIC Landfill Covers - 04-001 Rubber Tired Dozers 1 Diesel 20 25 49 Tier 1 0.4 528 484.24 968.48
<br />TARPOMATIC Landfill Covers - 18-002 Rubber Tired Dozers 1 Diesel 20 25 49 Tier 4 Interim 0.4 528 968.48 1,452.72
<br />Fire Pump Pumps 1 Diesel 25 25 49 Tier 1 0.74 528 1,076.74 1,076.74
<br />KARCHER PRESSURE WASHER Pressure Washers 1 Gas 10 0 24 Gas 0.3 429 147.54 295.08
<br />03-908 Sterling Water Truck (tan)Off‐Highway Trucks 1 Diesel 200 175 299 Average 0.38 526 9,165.73 12,638.14
<br />20-908 International Water Truck Off‐Highway Trucks 1 Diesel 225 175 299 Tier 4 Interim 0.38 528 25,876.65 34,495.56
<br />2025 CAT LPG D-6 Finish Dozer Rubber Tired Dozers 1 Diesel 265 175 299 Tier 4 Final 0.4 528 0.00 308,471.05
<br />2025-26 CAT 836 Compactor Plate Compactors 1 Diesel 540 300 599 Tier 4 Final 0.43 528 0.00 635,182.63
<br />2025-26 CAT 623 Scraper Scrapers 1 Diesel 370 300 599 Tier 4 Final 0.48 528 0.00 206,733.80
<br />2025-26 Large Dozer Rubber Tired Dozers 1 Diesel 400 300 599 Tier 4 Final 0.4 528 0.00 419,055.01
<br />2025 Loader mid size Rubber Tired Loaders 1 Diesel 165 120 174 Tier 4 Final 0.36 528 0.00 131,373.75
<br />2,450,412 4,346,359
<br />1,111 1,971
<br />1,111 1,971
<br />Assumptions
<br />Grams per pound 453.592
<br />Pounds per metric ton 2,205
<br />Global Warming Potential 1
<br />Abbreviations
<br />CO2 = carbon dioxide; EF = emission factor; g/hp-hr = gram per horsepower-hour; lbs = pounds
<br />Notes:
<br />Emission factors were obtained from CalEEMod.
<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 />EF
<br />(g/hp-hr)Project Equipment CalEEMod Equipment Category Number Fuel Type
<br />Horse-
<br />power Engine Tier Load Factor
<br />Total emissions per Year (lbs)
<br />Total emissions per Year (metric tons)
<br />Total CO2e emissions per Year (metric tons)
<br />Low HP High HP
<br />CO2 Emissions (lbs per year)
<br />Attachment A CAP Emission Calculations Page 8 of 30
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