Laserfiche WebLink
h <br /> 'i <br /> {, HYDROCARBON-IMPACTED SOIL <br /> VOLUME ASSUMPTIONS AND CALCULATIONS <br /> Volume of remaining impacted soil in the vicinity of the former gasoline UST <br /> V8= irP •h -i n(5ft2) • loft 785 ft' 29 yd <br /> � i <br /> Converting 29 yd 3 to cm3 yields approximately 2.22 x 10' cm3. Using 1.5 g/cm3 as the weight of soil, <br /> i the total weight of contaminated soil is approximately 3.33 x 10' g. <br /> Using 10,800 parts per million as the"average" concentration of gasoline from 5 feet bsg to 15 feet <br /> bsg, the volume of gasoline is.- <br /> weight <br /> s:weight of soil• average concentration 4 3.33 x 10' g • 0.0108 = 3.59 x 105 g of gasoline (TPH-g) <br /> k <br />� Converting grams of gasoline to volume of gasoline(gallons) usil� den:sit of gasoline toequal 0.75: <br /> 3.59 x 105 g of gasoline�0.75g/cm3 4.79 x 196 cm3 <br /> 4.79 x 196 cm3 • (1 gallon-3,785 cm3) 126.5 gallons of gasoline <br /> f <br /> i I'1 <br /> '� <br /> Volume of impacted soil remaining in the vicinity of the former heating ail UST.• <br /> VQ= nr' •h —► Tc(lOft') • 20 ft 6283 ft3 �i'233 y d 3 <br /> I'k Converting 233 yd'to cm3yields approximately 1.78 x 108 cm3. Using 1.5 g/cm3 as the weight of soil, <br /> the total weight of contaminated soil is approximately 2.67 x 1106 g. <br /> r <br /> Using 4,000 parts per million as the average concentration of heating oil from 5 feet bsg to 25 feet <br /> bsg, the volume of gasoline is: <br /> t <br /> weight of soil + average concentration 4 2.67 x 108 g • 0.0040 1.07x' 106 g of heating oil (TPH-d) <br /> Il <br /> Converting grams of heating oil to volume of heating oil (gallons)using l,1density of heating oil to equal <br /> 0.87. <br /> E 1.07 x 106 g- 0.87g/cm3 = 1.23 x 106 cm3 <br /> M <br /> h <br /> 1.23 x 106 cm3 • (I gallon _3,785 cm3) 324.2 gallons of heating oil <br /> 1 <br /> r <br />