Laserfiche WebLink
DIRECT SHEAR TEST 8/12/2020 <br /> Date: <br /> Client: Deere&Ault <br /> Project: Cannon Lands <br /> D&A#0201-041-00 <br /> Project No.: DV 108-00214/13 <br /> Depth: 56.8-57.2' Sample Number: B-15-1 <br /> Description: <br /> Remarks: Failure chosen at peak shear stress and 20%strain and C=O.Test was inundated. <br /> Type of Sample: Intact <br /> Assumed Specific Gravity=2.7 LL= PL= PI= <br /> Specimen Parameter Initial Consolidated Final <br /> Moisture content:Moist soil+tare,gms. 93.900 237.790 <br /> Moisture content: Dry soil+tare,gms. 76.200 220.370 <br /> Moisture content:Tare,gms. 0.000 144.170 <br /> Moisture,% 23.2 22.9 22.9 <br /> Moist specimen weight,gms. 93.9 <br /> Diameter,in. 1.93 1.93 <br /> Area, in.2 2.93 2.93 <br /> Height, in. 1.00 0.95 <br /> Net decrease in height, in. 0.05 <br /> Wet density,pcf 122.3 128.1 <br /> Dry density,pcf 99.2 104.2 <br /> Void ratio 0.6987 0.6172 <br /> Saturation,% 89.8 100.0 <br /> Load ring constant=49.25 lbs.per input unit <br /> Normal stress= 3250 psf <br /> Strain rate,%/min.=0.05 <br /> Fail.Stress=2458 psf at reading no. 16 <br /> Ult.Stress= 1630 psf at reading no.75 <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 0.1422 7.0 0.3 345 0.0010 <br /> 2 0.0100 0.3068 15.1 0.5 744 0.0020 <br /> 3 0.0150 0.4246 20.9 0.8 1029 0.0025 <br /> 4 0.0200 0.5079 25.0 1.0 1231 0.0030 <br /> 5 0.0250 0.5851 28.8 1.3 1418 0.0030 <br /> 6 0.0300 0.6521 32.1 1.6 1581 0.0035 <br /> 7 0.0350 0.7172 35.3 1.8 1739 0.0035 <br /> 8 0.0400 0.7619 37.5 2.1 1847 0.0035 <br /> 9 0.0450 0.8106 39.9 2.3 1965 0.0040 <br /> 10 0.0500 0.8553 42.1 2.6 2073 0.0040 <br /> 11 0.0550 0.8959 44.1 2.8 2172 0.0040 <br /> 12 0.0600 0.9325 45.9 3.1 2261 0.0035 <br /> Knight Piesold Geotechnical Lab. <br />