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APPENDIX A <br /> CALCULATION OF GALLONS OF CONTAMINATION IN SPECIFIED VOLUME OF SOIL <br /> CLIENT Barbara Drake <br /> SITE I=ormer Drake Property, 26485 Thornton Road, Thornton <br /> DATE November 15, 1996 <br /> G=(((A-H)-D-(w1E+6))!M) <br /> See Attached F _ur 3 sind Table 1 forAreaDelineation <br /> 500 ppm area = 24 ft x 5 ft = 120 ft2 <br /> 100 ppm area = (30 ft x 12 ft) - 120 ft2 = 240 ft2 <br /> 50 ppm area = (35 ft x 15 ft) - 360 ft2 = 165 ft2 <br /> 10 ppm area = (62 ft x 23 ft) - 525 ft2 = 900 ft2 <br /> CONTAMINANT TPH-G TPH-G TPH-G TPH-G <br /> X- CONTAMINANT CONCENTRATION (ppm) = 500 100 50 10 <br /> D - AVERAGE SOIL DENSITY (Ibs/ft') = 129 129 129 129 <br /> i <br /> - MASS OF 1 GALLON OF CONTAMINANT (Ibs) = 65 65 65 65 <br /> A - IMPACTED AREA (ft2) = 120 240 165 900 <br /> H - HEIGHT OF IMPACTED AREA (ft) = 2 2 2 2 <br /> TOTAL <br /> G - GALLONS OF CONTAMINANT = 238 095 033 036 402 <br /> CALCULATION OF GALLONS OF CONTAMINATION IN SPECIFIED VOLUME OF GROUNDWATER <br /> CLIENT Barbara Drake <br /> SITE Former Drake Properly, 26485 Thornton Road, Thornton <br /> DATE November 15, 1996 <br /> G=(A-H)-N-(XI1 E+9)-7 481 <br /> See Attached F:a @--n-c able. 2 & 3 for Area Delineation <br /> CONTAMINANT TT P�H-GG TPH-G TPH-GG <br /> X- CONTAMINANT CONCENTRATION (ppb) = 2000 500 100 <br /> N - POROSITY (0 ##) = 03 03 03 <br /> A- AREA OF IMPACTED AREA (ft) = 450 2770 6280 <br /> H - HEIGHT OF IMPACTED AREA (ft) = 4 4 4 <br /> TOTAL <br />.; G - GALLONS OF CONTAMINANT = 0 008 0 012 0 006 0 026 <br /> masscalc wk4 <br /> FLUOR DANIEL GTI <br />