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1-NCC.OPT <br />A critical failure surface searching method, using a random <br />technique for generating CIRCULAR surfaces has been specified. <br />1000 trial surfaces will be generated and analyzed. <br />10 Surfaces initiate from each of 100 points equally spaced <br />along the ground surface between x = 291.0 ft <br />and x = 292.2 ft <br />Each surface terminates between x = 370.0 ft <br />and x = 900.0 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 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 25 coordinate points <br />Point x-surf y-surf <br />No. (ft) (ft) <br />1 292.02 103.53 <br />2 296.02 103.92 <br />3 300.02 103.98 <br />9 309.01 103.71 <br />5 307.99 104.11 <br />6 311.95 109.69 <br />7 315.88 105.93 <br />8 319.77 106.33 <br />9 323.63 107.91 <br />Page 3 <br />