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Oy <br /> Table 4: Contaminant Mass Calculations <br /> C&B Equipment <br /> Project No. 336.2 <br /> matrix radius area volume density conv. cont.load conv, cont. <br /> layer type depth -ft zone thickness (ft) r2 x 3.14 W lbs/ft3 lbs/kg mglkg mg/kg kg <br /> 1 I.C.. soil 4 to 12 core a 20 1,257 10,053 107 0.4536 2,880 0.000001 1,405.23 <br /> 1 "R" soil 4 to 45 ring 41 31 3,019 113,729 107 0.4536 1 0.000001 5.52 <br /> vol of 1-120*— vol H2O cont. load cont.load <br /> ft3 liters mg/L kg/L <br /> 2 GW"I" water 6 to 15 water table 9 25 1,963 17,671 5,301 150,120 100 0.0001 15.01 <br /> 2 GW"0" water 6 to 45 water table 39 49.5 7,698 282,538 84,761 2,400,173 0.5 0.0000005 1.20 <br /> kg= 1426.97 <br /> lb= 3146.46 <br /> Notes, gal= 507.49 <br /> r=radius <br /> "C"=core zone total gallons: adsorbed+aqueous = 507.49 <br /> "R"=ring zone <br /> 'Tp= Inner <br /> "0"=Outer <br /> *=area of core(3.14x"C"r2); area of inner ring(3.14x"Ra"O) <br /> volume of core(thicknessxarea);volume of ring(thicknessxarea-volume of core) <br /> reference-Perry's Chemical Engineers' Handbook, 6th Edition, 1984 <br /> Vol. H2O=area x thichness x porosity(assume 30%) <br /> 912198 <br />