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TRIAXIAL COMPRESSION TEST 3/10/2017 <br /> CU with Pore Pressures 11:41 AM <br /> Date: 10/14/16 <br /> Client: NewFields <br /> Project: CC&V-Stage 2B Tailings Management Study <br /> NF#475-0106-009 <br /> Project No.: DV 108-00305/05 <br /> Location: Combined Tailings <br /> Sample Number: CU <br /> Description: <br /> Remarks: Failure chosen at 15% strain.No cohesion intercept. <br /> Type of Sample: Remolded <br /> Assumed Specific Gravity=2.7 LL=22 PL=19 PI=3 <br /> Test Method: COE uniform strain <br /> Parameters for Specimen No. I <br /> Specimen Parameter Initial Saturated Consolidated Final <br /> Moisture content: Moist soil+tare, gms. 495.120 883.900 <br /> Moisture content: Dry soil+tare, gms. 447.630 757.200 <br /> Moisture content:Tare, gms. 117.950 145.510 <br /> Moisture,% 14.4 23.4 21.5 20.7 <br /> Moist specimen weight,gms. 701.9 <br /> Diameter, in. 2.41 2.41 2.38 <br /> Area, in.2 4.56 4.56 4.46 <br /> Height, in. 4.97 4.97 4.91 <br /> Net decrease in height, in. 0.00 0.05 <br /> Wet density, pcf 118.1 127.4 129.5 <br /> Dry density, pcf 103.2 103.2 106.6 <br /> Void ratio 0.6326 0.6326 0.5812 <br /> Saturation,% 61.5 100.0 100.0 <br /> Test Readings for Specimen No. 1 <br /> Membrane modulus =0.124105 kN/cm2 <br /> Membrane thickness=0.0635 cm <br /> Consolidation cell pressure=70.03 psi <br /> Consolidation back pressure=50.39 psi <br /> Consolidation effective confining stress= 19.64 psi <br /> Strain rate, in./min. =0.03 <br /> Fail. Stress= 15.89 psi at reading no. 119 <br /> Knight Piesold Geotechnical Lab. <br />