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4LATIT Rock Direct Shear <br /> ASTM D 5607 <br /> ADVANCED TERRA TESTING <br /> CLIENT HDR BORING NO. HDR-002 <br /> JOB NO. 2279-031 DEPTH 17.0-17.4 <br /> PROJECT Morrison Quarry - TO 27 SAMPLE NO. Run 3, 4 <br /> PROJECT NO. 10344203 DATE SAMPLED -- <br /> LOCATION Morrison, CO ROCK TYPE Granitic Gneiss <br /> DATE TESTED 02/14/23 <br /> TECHNICIAN HN JOINT TYPE Natual open fracture <br /> Direct Shear Results <br /> Point: A B C <br /> Normal Stress (psi): 50.0 300.0 900.0 <br /> Normal Stress (kPa): 345 2068 6205 <br /> Residual Shear Stress (psi): 39.0 172.7 448.3 <br /> Residual Shear Stress (kPa): 269 1191 3091 <br /> Peak Strength (psi): 46.3 <br /> Peak Strength (kPa): 319 <br /> Residual Stress <br /> Friction Angle 25.5 <br /> Cohesion (psi): 21.1 <br /> Cohesion (kPa): 145 <br /> Residual Stress vs. Normal Stress <br /> 500 <br /> 450 <br /> 400 <br /> 350 <br /> Q 300 <br /> 250 O Peak Stress <br /> m <br /> pResidual Stress <br /> 200 <br /> 150 <br /> 100 <br /> 50 <br /> 0 <br /> 0 100 200 300 400 500 600 700 800 900 1000 <br /> Normal Stress(psi) <br /> Data entry by: HN Date: 02/15/23 <br /> Checked by: DL Date: 02/16/23 <br /> File name: 2279031 Rock Direct Shear ASTM D5607 8.xlsm Page 1 of 2 <br />