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ESTIMATE Ole CLEAN BJP TIME <br /> The area of major contaraina.tion is located on Figure as the <br /> old excavation It contains about 90% of the total <br /> contamination <br /> Concentration TPH <br /> Average Well 1 2500 PPM <br />' Physical Proper-ries <br /> Porosity = 0. 40 (estimated) <br /> t Soil Density = 44 44 kg/cu ft <br /> Gasoline = 50 lb/cu ft (estimated) <br />' Volume of Soil in Old Excavation. 44255 cu, ft. <br /> EsT,imated Quantity of Gasoline; in Old Excavation <br /> 2.500 x 44255c 44 44 x 10 -6 x <br /> 50 <br />' = 217 ou ft Gasoline <br /> 217 x 7 48 = 161.8 Gallons <br />' Total Gallons on Site <br /> = 1618 x 1 1 = 1780 Gallons <br /> 1 <br /> 13 <br />