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Biomass Fuel Unloading <br /> Assumptions: <br /> a. Batch aggregate drop calculation methodology used to <br /> represent biomass fuel truck dumping fugitive dust <br /> emissions. <br /> b. Maximum of 1, 200 tons/day delivered (360, 000 tons/year <br /> for 301 days operation) . <br /> C. Trucks operate 301 days/year maximum. <br /> Emission Factor: (AP-42 Section 11. 2 .3 . 3) <br /> S U H <br /> 5 5 5 <br /> E _ (0 . 0018) lb/ton <br /> M2 Y 0.33 <br /> 2 6 <br /> S = material silt content in percent (conservatively <br /> assumed as 5%) <br /> U = mean wind speed in mph (Stockton) <br /> H = drop height in feet <br /> M = material moisture content in percent (conservatively <br /> assumed as 25%) <br /> Y = dumping device capacity in yd3 (conservatively assumed <br /> as 30 yd3 per truck) <br />