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tmm M M M = =No M M = 8/31/2004 Input Conversion to Cl/cm-S2 -25 950,745.8210 g/cm-s2 0.01 1,012,975.0983 g/cm-s2 2.54'' cm 700' cm 29.92 1,013,000.0000 g/cm-s2 950,745.82 1,012,977.02 1,012,975.10 1,013,000.00`` 2.54 700.00 702 Ri (feet) = 23.016215 1,600.0000'; Q (cfm) = 3.38976 304.8000' 40 feet min. 1.6000E-04 1.1687E-08 1.17 J:\Allied\Forward\Workplan\Forward run.xls 0 • Figure 5 RADIAL FLOW EQUATION FOR SOIL VAPOR WELLS Parameters Pte, - Absolute pressure in the well casing ("WC) Pr - Pressure at a radial distance r ("WC) Rw - Well radius (cm) r - Distance from well where Pr was taken (cm) Bariometric Pressure in inches Mercury Radial Pressure Distribution from an Air Permeability Test Radius of Influence Calculation PW _ Absolute pressure in the well casing (g/cm-s) Pr _ Pressure at a radial distance r (g/cm-S2) Patm - Ambient Atmospheric Pressure (g/cm-s2) Rw - Well radius (cm) r - Distance from well where Pr was taken (cm) R, - Radius of Influence (cm) One -Dimensional Radial Flow Calculation (Vertical Well) Waste Permeability Calculation Qwell _ Flow rate in collection well (cm'/s) H - Length of screen (cm) P = Absolute Viscosity (g/cm-s)(LFG) k - Soil permeability (cm2) k - Soil permeability (darcies) 8/31/2004 Input Conversion to Cl/cm-S2 -25 950,745.8210 g/cm-s2 0.01 1,012,975.0983 g/cm-s2 2.54'' cm 700' cm 29.92 1,013,000.0000 g/cm-s2 950,745.82 1,012,977.02 1,012,975.10 1,013,000.00`` 2.54 700.00 702 Ri (feet) = 23.016215 1,600.0000'; Q (cfm) = 3.38976 304.8000' 40 feet min. 1.6000E-04 1.1687E-08 1.17 J:\Allied\Forward\Workplan\Forward run.xls 0 •