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DIRECT SHEAR TEST 8/12/2020 <br /> Date: 7/24/20 <br /> Client: Deere&Ault <br /> Project: Cannon Lands <br /> D&A#0201-041-00 <br /> Project No.: DV108-00214/13 <br /> Depth: 43.9-44.3' Sample Number: B-15-1 <br /> Description: <br /> Remarks: Failure chosen at peak shear stress and 20%strain.Test was inundated. <br /> Type of Sample: Intact <br /> Assumed Specific Gravity=2.7 LL= PL= Pl= <br /> Oirameters for Specimen No. I <br /> Specimen Parameter Initial Consolidated Final <br /> Moisture content: Moist soil+tare,gms. 98.970 245.560 <br /> Moisture content: Dry soil+tare,gms. 85.760 231.170 <br /> Moisture content:Tare,gms. 0.000 145.410 <br /> Moisture,% 15.4 16.8 16.8 <br /> Moist specimen weight,gms. 99.0 <br /> Diameter,in. 1.91 1.91 <br /> Area,in.2 2.86 2.86 <br /> Height, in. 1.00 0.98 <br /> Net decrease in height, in. 0.02 <br /> Wet density,pcf 131.3 135.5 <br /> Dry density,pcf 113.8 116.0 <br /> Void ratio 0.4810 0.4530 <br /> Saturation,% 86.5 100.0 <br /> ; . <br /> Load ring constant= 50.4 lbs.per input unit <br /> Normal stress= 2558 psf <br /> Strain rate,%/min.=0.05 <br /> Fail.Stress= 1830 psf at reading no. 14 <br /> Ult.Stress= 1366 psf at reading no.74 <br /> Horizontal Shear Vertical <br /> Def.Dial Load Load Strain Stress Def.Dial <br /> No. in. Dial lbs. % psf in. <br /> 0 0.0000 0.0000 0.0 0.0 0 0.0000 <br /> 1 0.0050 0.2085 10.5 0.3 529 0.0000 <br /> 2 0.0100 0.3038 15.3 0.5 771 0.0000 <br /> 3 0.0150 0.3792 19.1 0.8 963 0.0000 <br /> 4 0.0200 0.4388 22.1 1.0 1114 0.0000 <br /> 5 0.0250 0.4944 24.9 1.3 1255 0.0000 <br /> 6 0.0300 0.5421 27.3 1.6 1376 0.0005 <br /> 7 0.0350 0.5818 29.3 1.8 1477 -0.0010 <br /> 8 0.0400 0.6175 31.1 2.1 1567 -0.0015 <br /> 9 0.0450 0.6473 32.6 2.4 1643 -0.0020 <br /> 10 0.0500 0.6731 33.9 2.6 1709 -0.0025 <br /> 11 0.0550 0.6930 34.9 2.9 1759 -0.0030 <br /> 12 0.0600 0.7088 35.7 3.1 1799 -0.0035 <br /> Knight Piesold Geotechnical Lab. <br />