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Pond13x2.opt <br />• Wa;er"S*:faoe.NO`""lwspe.+fied"byx 7 coordinate points <br />PHREATIC SURFACE, <br />Point x-water y-water <br />No. (ft) (ft) <br />1 .00 7345.00 <br />2 50.00 7345.00 <br />3 80.00 7349.00 <br />4 91.00 7353.00 <br />5 135.00 7361.00 <br />6 170.00 7366.00 <br />7 300.00 7366.00 <br />A critical failure surface searching method, using a random <br />technique for generating CIRCULAR surfaces has been specified. <br />400 trial surfaces will be generated and analyzed. <br />20 Surfaces initiate from each of 20 points equally spaced <br />along the ground surface between x = 50.0 ft <br />and x = 130.0 ft <br /> Each surface terminates between x = 142 .0 ft <br /> and x = 300 .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 />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 :_ (slope angle - 5.0) 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 27 coordinate points <br />Point x-surf y-surf <br />No. (ft) (ft) <br />• 1 58.42 7397.92 <br />Page 2 <br />