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Project: <br />Boring #: <br />Type <br />2.5 <br />2 <br />N <br />1.5 <br />N <br />N <br />d <br />a 1 <br />d <br />`o <br />a 0.5 <br />0 <br />3 <br />2.5 <br />N <br />N 2 <br />N <br />m <br />N1.5 <br />0 1 <br />R <br />00.5 <br />0 <br />7.0 <br />.0 <br />5.0 <br />m <br />w 4.0 <br />N <br />01 <br />N 3.0 <br />2.0 <br />1.0 <br />0 5 10 15 <br />Axial Strain (%) <br />3 <br />N <br />S2 <br />N <br />N <br />d <br />A <br />y 1 <br />L <br />to <br />0� <br />0 <br />TRIAXIAL TEST ASTM: D 4767 <br />MCC RPE <br />Sample #: Bucket #3 Type: Bulk <br />Lean Clay w /Sand & a Little Gravel (CL) <br />1 2 3 4 <br />Normal Stress (p') (tsf) <br />Rupture Envelope at Failure <br />a = 18.6 ° a = 0.2 (tsf) <br />2401 W 66th Street <br />Depth (ft): <br />Pao -oAf gJ44 -A <br />Date: 3/28/11 <br />t--allure unierlon: Max. Yore Pressure <br />Angle of internal friction, �' = 19.7 ° <br />Apparent Cohesion, c' = 0.26 (tsf) <br />Test Date: 3/24/11 Liquid Limit: 43.2 <br />Test Type: CU w /pp Plastic Limit: 170 <br />Strain Rate (in /min): 0.00236 Plasticity Index: 26.2 <br />Strain Rate (% /min): 0 060 Spec. Gravity (Assumed): 2.69 <br />Before Consolidation A B C D E <br />Diameter (in) 2.02 2.02 2.02 <br />Height (in) 3.96 3.96 3.96 <br />Water Content ( %) 14.7 14.7 14.7 <br />■ Dry Density (pcf) 98.0 98.0 98.0 <br />Void Ratiol 0.711 0.71 0.71 <br />After Consolidation <br />Diameter (in) 1.99 1.97 1.97 <br />/ Height (in) 3.94 3.90 3.88 <br />Water Content ( %) 24.6 22.9 22.1 <br />Dry Density (pcf) 101.0 103.9 105.3 <br />Void Ratio 0.66 0.62 0.59 <br />Back Pressure (tsf) 5.8 5.8 5.8 <br />Minor Principal Stress (tsf) 1.04 2.09 4.18 <br />Max. Deviator Stress (tsf) 1.13 1.63 2.80 <br />Ultimate Deviator Stress (tsf) 1.11 1.62 2.75 <br />+ Deviator Stress at Failure (tsf) 1.09 1.51 2.69 <br />Max. Pore Pressure Buildup (tsf)l 0.811 1.15 2.33 <br />Pore Pressure Parameter "B" r 0.98 0.98 0.981 1 <br />Pct. Axial Strain at Failurel 9.71 11.5 11.6 <br />"These test results are for informational purposes only and must be reviewed by a <br />qualified professional engineer to verify that the test parameters shown are <br />X appropriate for any particular design" <br />Remarks: Radial drainage strips applied to compacted specimen; Saturated, backpressured <br />until "B" response was 0.95 to 1.00; Consolidated; All Drainage valves closed and <br />immediately sheared. <br />20 L <br />4 <br />3 <br />2 <br />1 <br />0 <br />5 0 1 2 3 4 5 6 <br />Normal Stress (tsf) <br />Effective 0': 19.7 ° c'= 0.26 (tsf) <br />Total 0': 11.9 ° c= 0.20 (tsf) <br />OIL <br />NGINEERING Richfield, Minnesota 55423 -2031 <br />ESTING, INC. <br />7 8 <br />s' <br />5 0 1 2 3 4 5 6 <br />Normal Stress (tsf) <br />Effective 0': 19.7 ° c'= 0.26 (tsf) <br />Total 0': 11.9 ° c= 0.20 (tsf) <br />OIL <br />NGINEERING Richfield, Minnesota 55423 -2031 <br />ESTING, INC. <br />7 8 <br />