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Uinta Basin Sand,LLC <br /> OTR Paved Haul Roads: In Pits(OTR Trucks running on inplace Sandstone) <br /> OTR Haul Road Uncontrolled Controlled <br /> Pollutant Lbs/hr Tonstyr Lbsthr To <br /> Total Particulate 0.20 0.64 0,05 0.16 <br /> PM" 0.37 1.15 0.09 0.29 <br /> PM=S 0.01 0.03 0.. 0.01 <br /> PM= (k((s/12)^0.7)((W/3)^0.45)'((365-P)1365) Pounds per VMT <br /> PM,o= (k'((s/12)^0.9)((W/3)^0.45)'((365-P)r365) Pounds per VMT <br /> PM,s= (k2((s/12)^0.9)((W/3)10.45)'((365-P)1365) Pounds per VMT <br /> WHERE <br /> k= particle size factor 30 um from AP-42 Table 13.2.2-2 0 011 <br /> k.= particle size factor <10 um from AP-42Table 13.2.2-2 0 022 <br /> k2= particle size factor <2.5 um from AP-42 Table 13.2,2-2 0.00054 <br /> s= silt content default mean value AP-42 page 13,2.2-2 7 1 AP-42 Table 13.2.1-3 sand&gravel processing <br /> W= Mean vehicle weight(tons)(Empty trucks) 19 <br /> W= Mean vehicle weight(tons)(Loaded Trucks) 55 <br /> P= number of days in a year with at least 0.01 inches of precip 48.5 Ave from precip.Data of Massadona,Co for 2012-2017 <br /> OTR Haul Road <br /> Emission Factors Materiels and Trucks <br /> Into Pit Out of Pit Unit(Ibs per vehicle <br /> Pollutant jEmpty Trucks) (Loaded Trucks mile traveled Material:Coal <br /> PM= 0,015 0,024 Lbs/VMT Material(tonslyear) 1,250,000 <br /> PM,r= 0.027 0,044 Lbs/VMT Empty Weight(tons) 18.5 <br /> PM"= 0,001 0.001 Lbs/VMT Loaded Weight(tons) 55 0 <br /> Weight of Sandstone Load 36.5 <br /> VMTNEAR(into pit)= 32,301 Mean Vehicle Weight(empty) 19 <br /> VMTNEAR(out of pit)= 32,301 Mean Vehicle Weight(loaded) 55 <br /> Tripslyear(empty into pit) 34,247 <br /> (rbMesl aistence Iravebtl,whin <br /> iasuir,m,msi anseivauw <br /> Length of road one way Ill) 4.980 -t.M) Trips/year tloaded out of pit) 34,247 <br /> Mdes/T°p 0.9 Miles <br /> Tripslyear(into loadout) 34,247 <br /> Tripslyear(out of loadout) 34,247 <br /> Control Efficiency for roads 75%Mag Chloride <br /> HOURS OF OPERATION AP-42 Fifth Edition Volume 1,Supplement E December 2003 <br /> Hours per day 24 Section 13 Miscellaneous Sources,11120D6 Revision <br /> Days per week 5 13.2 Fugitive Dust Sources <br /> Weeks per year 52 13.2.1 Paved Roads <br /> Hours per year 6240 <br /> PTE Calcs.UBS_Mine Site-V2.xlsx 9/3/2019 <br />