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JOB TITLE , South Quarry Highwall ('10"3) <br /> FLAC/SLOPE (Version 7.00 8.250 <br /> Configuration: <br /> Bench Height above El. 7000: 40 ft <br /> Bench Width above El. 7000: 40 ft <br /> LEGEND Bench Height below El. 7000: 70 ft <br /> Bench Width below El. 7000: 30 ft <br /> Bench Face Angle: 90' 7.750 <br /> 8-Jun-17 18:17 Stability Bench at El. 6650 <br /> Stability Bench Width: 100 ft <br /> Factor of Safety 1.21 Material Properties: <br /> Shear Strain Rate Contours y = 160 pcf 7.250 <br /> 5.00E-06 c' = 64.2 psi = 9245 psf <br /> 1.00E-05 cp — 21.8° <br /> 1.50E-05 <br /> 2.00E-05 <br /> 2.50E-05 6.750 <br /> 3.00E-05 <br /> Contour interval= 5.00E-06 <br /> (zero contour omitted) 6.250 <br /> Grid plot <br /> 0 1E 3 <br /> 5.750 <br /> 5.250 <br /> Morrison Quarry <br /> -0.750 -0.250 0.250 0.750 1.250 1750 <br /> ('10"3) <br /> Notes: <br /> Morrison Quarry Case 16 <br /> 1. The Factor of Safety(FS)value shown is for the <br /> South Quarry <br /> critical failure surface. nty, <br /> Jefferson County,, <br /> COC CO Proposed Benching <br /> GE1 Stability Results <br /> Consultants <br /> Aggregate Industries June 2017 Figure C-16 <br />