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0 <br /> JOB TITLE : South Quarry Highwall- Sensitivity (•10A3) <br /> FLAC/SLOPE (Version 7.00) a 250 <br /> Configuration: <br /> LEGEND Bench Height above El. 7000: 40 ft <br /> Bench Width above El. 7000: 40 ft <br /> Bench Height below El. 7000: 70 ft 7.750 <br /> 7-Jun-17 18:07 Bench Width below El. 7000: 30 ft <br /> Bench Face Angle: 90' <br /> Intermediate Bench Width: 50 ft <br /> Factor of Safety 1.20 <br /> Shear Strain Rate Contours Material Properties: 7.250y — 164 pcf <br /> 1.00E-04 c' = 284.7 psi =40995 psf <br /> 2.00E-04 cp' =6.6° <br /> 3.00E-04 <br /> 4.00E-04 <br /> 5.00E-04 6.750 <br /> Contour interval= 1.00E-04 <br /> (zero contour omitted) <br /> Grid plot 6.250 <br /> 0 1E 3 <br /> 5.750 <br /> 5.250 <br /> Morrison Quarry <br /> -0.750 -0.250 0.250 0.750 1.250 1.750 <br /> (*10^3) <br /> Notes: Morrison Quarry Case 3-1 <br /> 1. The Factor of Safety(FS)value shown is for the <br /> South Quarry Highwall <br /> critical failure surface. Proposed Benching <br /> Jefferson County, CO El Consultants Sensitivity Analysis Results <br /> Aggregate Industries June 2017 Figure C-21 <br />