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1.62 <br /> 0 Configuration: <br /> Bench Height above El. 7000: 40 ft <br /> 7,700 Bench Width above El. 7000: 40 ft <br /> Bench Height below El. 7000: 70 ft <br /> Bench Width below El. 7000: 25 ft <br /> 7,500 - Bench Face Angle: 90' <br /> Material Properties: <br /> 7,300 - y = 164 pcf <br /> c' = 353.8 psi = 50940 psf <br /> �. 7,100 <br /> 00 <br /> 00 <br /> 6,900 - <br /> Z <br /> 6,700 <br /> C i <br /> O <br /> 6,500 <br /> > <br /> 4 <br /> 11J 6,300 -- ...w...rra�. <br /> 6,100 <br /> 5,900 <br /> 5,700 <br /> -1,200 -700 -200 300 800 1,300 1,800 2,300 <br /> Horizontal Distance (ft) <br /> Notes: Morrison Quarry Case 11-2 <br /> 1. The Factor of Safety(FS)value shown is for the <br /> critical failure surface. South Quarry Highwall Proposed Benching <br /> Jefferson County, CO Sensitivity Analysis Results <br /> GEI Consultants <br /> Aggregate Industries June 2017 Figure B-26 <br />