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1.30 <br /> Configuration: <br /> Bench Height above El. 7000: 40 ft <br /> 7,700 F Bench Width above El. 7000: 40 ft <br /> Bench Height below El. 7000: 70 ft <br /> Bench Width below El. 7000: 30 ft <br /> 7,500 — Bench Face Angle: 90' <br /> Intermediate Bench Width: 40 ft <br /> 7,300 it Material Properties: <br /> y = 160 pcf <br /> c` = 64.2 psi = 9245 psf <br /> 00 7,100 ' - V 21.80 <br /> 00 <br /> Q6,900 - <br /> Z <br /> 4-- 6,700 l <br /> C <br /> O <br /> N 6,500 <br /> N <br /> w 6,300 <br /> 6,100 <br /> 5,900 <br /> 5,700 <br /> - - - - — - _ - _l --- -- -- ----� - <br /> -1,200 -700 -200 300 800 1,300 1,800 2,300 <br /> Horizontal Distance (ft) <br /> Notes: Morrison Quarry Case 6 <br /> 1.The Factor of Safety(FS)value shown is for the <br /> critical failure surface. South Quarry County, <br /> CO11 <br /> Jefferson County, C Proposed Benching <br /> GEl Consultants Stability Results <br /> Aggregate Industries June 2017 Figure B-6 <br />