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RANK-C.OPT <br />and x = 260.0 ft <br />Unless further limitations were imposed, the minimum elevation <br />at which a surface extends is y = 50.0 ft <br />* * * * * DEFAULT SEGMENT LENGTH SELECTED BY XSTABL <br />9.0 ft line segments define each trial failure surface. <br />ANGULAR RESTRICTIONS : <br />The first segment o£ each failure surface will be inclined <br />within the angular range defined by <br />Lower angular limit :_ -95.0 degrees <br />Upper angular limit :_ -1.0 degrees <br />Factors of safety have been calculated by the <br />* * * * * SIMPLIFIED BISHOP METHOD <br />The most critical circular failure surface <br />is specified by 20 coordinate points <br />Point x-surf y-surf <br />No. (ft) (ft) <br />1 187.03 103.99 <br />2 191.02 103.69 <br />3 195.02 103.61 <br />4 199.02 103.76 <br />5 203.00 104.13 <br />6 206.96 109.73 <br />7 210.67 105.55 <br />8 219.73 106.59 <br />9 218.53 107.84 <br />10 222.25 109.31 <br />11 225.89 110.98 <br />12 229.92 112.86 <br />13 232.84 114,93 <br />19 236.19 117,19 <br />15 239.31 119.64 <br />16 242.33 122.25 <br />17 295.20 125.04 <br />18 247.91 127.98 <br />19 250.95 131.07 <br />20 252.36 133.68 <br />**** Simplified BISHOP FOS = 1.285 **** <br />Page 3 <br />