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r <br /> t <br /> ' ESTIMATED HYDROCARBON MASS <br /> (IMPACTED SOIL) REMOVAL <br /> S it samples collected from the stockpiled soil were composited to obtain an overall average of <br /> fa <br /> h?jjrocarbons in the soil The impacted soil from the soil stockpile and UST excavation had the <br /> following concentrations SPA-D - 1,900 mg/kg, SPE-G - 2,100 mg/kg, SPH-L - 2,000 mg/kg <br /> This mass was calculated from soil sample data and the weight of the soil stockpiled from the <br /> ' excavations A total of 195 metic tons of impacted soil were disposed with an average concentration <br /> of 2,000 milligrams per kilogram of gasoline <br /> 1 Calculation <br /> ' 195 tons removed • 2,000 pounds/ton = 390,000 pounds soil <br /> 390,000 pounds soil • 0 454 kilograms/lbs — 177,060 kilograms soil <br /> ' 177,060 kilograms soil • 2,000 mg/kg of gasoline = 354,120,000 milligrams of gasoline <br /> ' 354,120,000 milligrams of gasoline— 1,000 milligram/grams = 354,120 grams of gasoline <br /> 354,120 milligrams of gasoline — 1,000 grams/kilogram= 354 12 kilograms of gasoline <br /> volume conversion <br /> 354,120 grams of gasoline — 0 74 grams/crni = 478,541 cm3 of gasoline <br /> (478,541 cm'' of gasoline— 3,785 CM3/gallon) = 126 gallons of gasoline removed <br /> 1 <br /> 1' <br /> � 1 <br /> Advanced GeoEnvironmental,Inc <br />