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FLEXIBLE WALL PERMEABILITY TEST <br />ASTM D 5084 -03 <br />Falling Head/Increasing Tailwater Pressure <br />CLIENT: AMEC <br />PROJECT: CC &V <br />PROJECT NO.: 108 -130.9 <br />BORING NO. <br />LAB NO. : L29018 <br />DEPTH <br />SAMPLE ID: <br />SAMPLE NO. P4C -2 -C <br />TEST STARTED : 11/05/09 <br />SAMPLE TYPE Undisturbed <br />TEST FINISHED: 11/12/09 <br />CONF. PRESSURE. (psi) 5 <br />SATURATED TEST: YES <br />MOISTURE/DENSITY <br />BEFORE <br />AFTER <br />DATA <br />TEST <br />TEST <br />Wt. Soil + Moisture (g) <br />288.73 <br />313.34 <br />Wt. Wet Soil & Pan (g) <br />288.73 <br />464.20 <br />Wt. Dry Soil & Pan (g) <br />252.62 <br />403.48 <br />Wt. Moisture Lost (g) <br />36.11 <br />60.72 <br />Wt. of Pan Only (g) <br />0.00 <br />150.86 <br />Wt. of Dry Soil (g) <br />252.62 <br />252.62 <br />Moisture Content % <br />14.3 <br />24.0 <br />Wet Density (pc]) <br />117.3 <br />130.8 <br />Dry Density (pcl) <br />102.6 <br />105.5 <br />Init. Diameter (in) <br />1.921 <br />(cm) 4.879 <br />Init. Area (sq in) <br />2.898 <br />(sq cm) 18.699 <br />Init. Height (in) <br />3.235 <br />(cm) 8.217 <br />Height Change (in) <br />0.015 <br />(cm) 0.038 <br />Consol. Height (in) <br />3.220 <br />(cm) 8.179 <br />Area After Consol. (sq in) <br />2.834 <br />(sq cm) 18.285 <br />• <br />Vol. Before Consol. (cu ft) <br />0.00543 <br />Specific Gravity 2.7 <br />Vol. Before Consol. (cc) <br />153.6 <br />Assumed? Yes <br />Change in Vol. (cc) <br />4.1 <br />Cell Exp. (cc) <br />0.0 <br />Init. Saturation 60.1 <br />Vol. After Consol. (cc) <br />149.5 <br />Init. Void Ratio 0.642 <br />Vol. After Consol. (cu ft) <br />0.00528 <br />Final Saturation 100.0 <br />Effective Porosity % <br />39.10 <br />Final Void Ratio 0.598 <br />Pressure Difference (psi): <br />0.00 <br />C = <br />0.16295 <br />Buret Constant, a 0.317 <br />k, cm/s = (C /t) *1og(hl/h2) <br />Permeability Test Trials <br />Time Cap <br />Pedestal Elevation <br />Total Permeability <br />Elevation <br />Elevation Head <br />Head k <br />min. cc <br />cc cm <br />cm cm/sec <br />0.0 59.6 <br />1.7 57.9 <br />57.9 <br />59.0 57.8 <br />3.3 54.5 <br />54.5 1.2E -06 <br />67.0 56.0 <br />4.8 51.2 <br />51.2 1.1E -06 <br />147.0 52.8 <br />7.7 45.1 <br />45.1 1.0E -06 <br />91.0 51.1 <br />9.1 42.0 <br />42.0 9.2E -07 <br />67.0 49.9 <br />10.2 39.7 <br />39.7 9.9E -07 <br />63.0 49.0 <br />11.0 38.0 <br />38.0 8.2E -07 <br />Avg.of Last 4 Rdgs. <br />9.4E -07 <br />General Test Notes: <br />1) Tap water was used as the permeant. <br />• <br />2) Back pressure saturation continued until <br />'B' parameter a minimum of 0.95. <br />CC -V Perms REV L.xls <br />Knight Piesold <br />11/18/2009 <br />