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RANK-G.OPT <br />* * * * * DEFAULT SEGMENT LENGTH SELECTED BY XSTABL <br />4.0 ft line segments define each trial Failure surface. <br />ANGULAR RESTRICTIONS <br />The first segment of 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 />1 192.03 103.89 <br />2 196.02 103,59 <br />3 200.02 103,52 <br />9 209.01 103.67 <br />5 208.00 104,05 <br />6 211.95 109.66 <br />7 215.86 105.50 <br />8 219.72 106.55 <br />9 223.51 107.83 <br />10 227.22 109.32 <br />11 230.65 111.01 <br />12 239.36 112.92 <br />13 237.77 115.02 <br />19 241.05 117,31 <br />15 244.19 119.76 <br />16 297.18 122.44 <br />17 250.02 125.25 <br />16 252.70 128.23 <br />19 255.20 131.35 <br />20 256.97 133.19 <br />**** Simplified BISHOP FOS = 1.274 **** <br />The following is a summary of the TEN most critical surfaces <br />Problem Description Rankin - Case G <br />Page 3 <br />