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4LATIT Rock Direct Shear <br /> ASTM D 5607 <br /> ADVANCED TERRA TESTING <br /> CLIENT HDR BORING NO. HDR-003 <br /> JOB NO. 2279-031 DEPTH 130.0-130.3 <br /> PROJECT Morrison Quarry - TO 27 SAMPLE NO. Run 28 <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 Natural 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): 38.5 157.6 298.7 <br /> Residual Shear Stress (kPa): 266 1087 2060 <br /> Peak Strength (psi): 45.4 <br /> Peak Strength (kPa): 313 <br /> Residual Stress <br /> Friction Angle 16.3 <br /> Cohesion (psi): 42.8 <br /> Cohesion (kPa): 295 <br /> Residual Stress vs. Normal Stress <br /> 350 <br /> 300 <br /> 250 <br /> .N <br /> Q 200 <br /> v o Peak Stress <br /> 41 <br /> (A --�r <br /> pResidual Stress <br /> w 150 <br /> t <br /> 100 <br /> 50 <br /> I <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 7.xlsm Page 1 of 2 <br />