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~- <br />2.04.8 <br />TA6LE IV-1 <br />~. <br />~I <br />i <br />J~~ <br />PROXII4ATE AVERAGE AIR <br /> <br /> <br />Pollutant Diesel b <br />equipr.,ent <br />(1bsJhr) Gasoline c,d <br />Equipment <br />(1bsJhr) <br />Total <br />(1bsJhrs) <br />Particulates 9 0.9 9.9 <br />Sulfur oxides 11 0.3 17.3 <br />Carbon runoxide 49 201. 250. <br />Hydrocarbons 16 16. 32. <br />?litrogen oxides 277 5. 2B2. <br />aCalculated frcm hourly fuel consumption figures frog anticipated vehicle <br />use at Keenesburg. (See footnotes band c below) <br />b6ased on the following: (1) Environmental Protection Aeency (1975) <br />emission factors for off-highway, diesel powered haulage trucks which <br />are expected to be the largest users of diesel fuel, (2) 530 gal/hr <br />average diesel fuel consumption, and (3) Standard manufacturer installed <br />emission control systems. <br />cBased on the following: (1) Environmental Protection Agency (1915) <br />emission factors for heavy-duty, gasoline-powered, highway vehicles <br />with post-1913 emission control equipment and operating at high altitude, <br />(2) average fuel consumption at 48 gal/hr, and (3) mileage at 10 miles gal. <br />dAn unknown percentage of these emissiens will be released away fran the <br />mine site on local highways, etc. <br />-71- <br />