Laserfiche WebLink
TABLE 4 <br /> Western Stone Products-Tracy <br /> Estimated Residual Soil Contamination <br /> AREA AFFECTED ESTIMATED ESTIMATED <br /> SOIL AVERAGE AVERAGE MASS TPHD MASS'BENZENE <br /> VOLUME* TPHD:CONC. BENZENE CONC. <br /> 330 sq ft 1980 ft 3 5 ppm 0.01 ppm 0.99 lbs .0020 lbs <br /> 100 sq ft 600 ft 3 30 ppm 0.01 ppm 1.80 lbs .0006 lbs <br /> 20 sq ft 120 ft 3 65 ppm 0.01 ppm 0.78 lbs .0001 lbs <br /> TOTALS: <br /> 450 sq ft 2700 ft 3 3.57 lbs .0027 lbs <br /> {100 Cu ydsl (0.51 gals) (.0004 gals) <br /> NOTES: <br /> Assumes affected interval between 5 and 11 feet below grade. <br /> RESIDUAL.TB4 <br />