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1 <br /> ' Falling Head Permeability <br /> ASTM D 5084 <br /> Cooper Testing Lab, Inc: <br /> Job No: 107-042b Boring: GP-1 Date: 12/17/96 <br /> Client: Condor Sample: By: DC <br /> ' Project: 1838-LOF Depth: 16 <br /> Soil: olive gray silty CLAY w/sand <br /> Sample Pressures: Max. Hydraulic <br /> ' Cell: 60 psi Bot. Cap: 56 psi Top Cap: 54 psi Gradient: 25 <br /> t Elapsed Time (min) Head, (cm) Permeability cm/sec <br /> 0 168.67 Start of Test <br /> 92 167.47 3.1 x 10E-7 <br /> 315 164.77 2.9 x 10E-7 <br /> 584 162.47 2.5 x 10E-7 <br /> 1779 154.27 2.1 x 10E-7 <br /> ' 3084 146.87 2.1 x 10E-7 <br /> 0 168.67 <br /> 1228 160.17 1.8 x 10E-7 <br /> 1411 158.97 1.8 x 10E-7 <br /> ' Average Permeability: 2 x 10E-7 cm/sec <br /> ' Sample Data: Initial Final <br /> Height, in.: 2.79 2.65 <br /> ' Diameter, in.:. 1.61 1.61 <br /> Area, int: 2.04 2.03 <br /> Volume, in3: 5.68 5.37 <br /> ' Total Volume, cc: 93.08 87.97 <br /> Vol of Solids, cc: 49.71 49.71 <br /> Vol. of Voids, cc: 43.37 38.26 <br /> ' Void Ratio: 0.87 0.77 <br /> Porosity, %: 46.60 43.49 <br /> Saturation, % 99.38 99.84 <br /> ' Sp. Gravity: 2.74 2.74 <br /> Wet Weight, gm: 179.3 174.4 <br /> Dry Weight, gm: 136.2 136.2 <br /> Tare, gm: 0.00 0.00 <br /> Moisture, %: 31.6 28.0 <br /> ' Dry Density, pcf: 91.3 96.6 <br /> Remarks: <br /> t <br />