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Each surface terminates between x = 165.0 ft <br />and x = 185.0 ft <br />Unless further limitations were imposed, the minimum elevation <br />at which a surface extends is y = .0 ft <br />5.0 ft line segments define each trial failure surface. <br />--------------------- <br />ANGULAR RESTRICTIONS <br />--------------------- <br />The first segment of each failure surface will be inclined <br />within the angular range defined by <br />Lower angular limit :_ -45.0 degrees <br />Upper angular limit :_ (slope angle - 5.0) degrees <br />ERROR # 29 <br />The program has made 200 attempts to generate a single trial failure <br />surface. It is possible that the search limitations are either too <br />restrictive, or they actually prevent successful generation of a <br />trial failure surface. Check and revise the search limitations. <br />*** The above error occurred in attempting *** <br />*** to generate surface # 1 from the *** <br />*** initiation point located at x = 63.33 *** <br />Factors of safety have been calculated by the <br />* * * * * SIMPLIFIED BISHOP METHOD <br />The most critical circular failure surface <br />is specified by 26 coordinate points <br />Point x-surf y-surf <br />No. (ft) (ft) <br />1 58.89 40.00 <br />