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The first segment of each failure surface will be inclined <br /> within the angular range defined by <br /> Lower angular lim -45.0 degrees <br />it : <br />• Upper angular lim _ <br />it (slope angle - 5.0) degrees <br /> Factors of safety have been calculated by the <br /> * * * * * SIMPLIFIED BISHOP METHOD * * * * * <br /> The most critical circula r failure surface <br /> is specified by 29 coordi nate points <br /> Point x-surf y-surf <br /> No. (ft) (ft) <br /> 1 98.68 7430.34 <br /> 2 104.48 7427.39 <br /> <br />•) 3 110.42 <br />4 116.49 7424.75 <br />7422.44 <br /> 5 122.68 7420.45 <br /> 6 128.96 7418.79 <br /> 7 135.33 7417.47 <br /> 8 141.75 7416.49 <br /> 9 148.22 7415.86 <br /> 10 154.72 7415.57 <br /> 11 161.22 7415.62 <br /> 12 167.70 7416.03 <br /> 13 179.16 7416.78 <br /> 14 180.57 7417.87 <br /> 15 186.91 7419.30 <br /> 16 193.16 7421.07 <br /> 17 199.32 7423.16 <br /> 18 205.35 7425.59 <br /> 19 211.24 7428.33 <br /> 20 216.98 7431.38 <br /> 21 222.55 7434.73 <br /> 22 227.93 7438.38 <br /> 23 233.11 7442.31 <br /> 24 238.07 7446.50 <br /> 25 242.81 745G.96 <br /> 26 247.29 7455.66 <br /> 27 251.53 7460.59 <br /> 28 255.49 7465.75 <br />• ~ 29 256.11 7466.65 <br /> **** Simplified BISHOP FOS = 1.497 **** <br />