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EM 1110-1-4001 <br /> 3 Jun 02 <br /> 600 — - - - --- <br /> 3 <br /> —Model I <br /> 500 O Actual — <br /> 0 400 <br /> as <br /> U <br /> 0 300 <br /> U <br /> W ' <br /> H O <br /> 200 <br /> c ' <br /> 100 <br /> O <br /> 0 <br /> 0 100 200 300 400 500 600 <br /> Elapsed Days <br /> i <br /> Figure F-3 Summary of historical TCE concentration measurements <br /> Table F-1 <br /> Input Parameters Yielding the Best Fit of the SVE System Manifold Concentrations <br /> Immobile <br /> Sod Property Unitsa Mobile Zone Zone <br /> Initial Vapor Concentration mg/m3 545 545 <br /> Porosity ND 0 487 0 487 <br /> Water Saturation ND 025 040 <br /> Grain Density kg/m3 266 2 66 <br /> Characteristic Thickness m - 0 4 <br /> Characteristic Volume m3 288,100 864,200 <br /> Kd L/kg 0 0 <br /> Degradation Rate 1/yr 0 0 <br /> TCE Properties <br /> Henry's Constant ND 038 <br /> Octanol-Water Partition ND 200 <br /> Diffusion Coefficient in Air m2/day 0 68 <br /> . 'ND=dimensionless <br /> F-16 <br />