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at which a surface extends is y = .0 ft <br />* * * * * DEFAULT SEGMENT LENGTH SELECTED BY XSTABL <br />3.0 ft line segments define each trial failure surface. <br />--------------------- <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 :_ -45.0 degrees <br />Upper angular limit :_ (slope angle - 5.0) degrees <br />******#*#+*********************************+*******#***********k*****t++ <br />-- WARNING -- WARNING -- WARNING -- WARNING -- (# 48) <br />Negative effective stresses were calculated at the base of a slice. <br />This warning is usually reported for cases where slices have low self <br />weight and a relatively high "c" shear strength parameter. In such <br />cases, this effect can only be eliminated by reducing the "c" value. <br />*******##******#*************kk************+*#+*#***+****************+*k <br />USER SELECTED option to maintain strength greater than zero <br />Factors of safety have been calculated by the <br />* * * * * SIMPLIFIED BISHOP METHOD <br />The most critical circular failure surface <br />is specified by 31 coordinate points <br />Point x-surf y-surf <br />No. ~ (ft) (ft) <br />1 82.67 34.87 <br />2 85.60 34.19 <br />3 88.54 33.63 <br />4 91.51 33.20 <br />5 94.50 32.90 <br />6 97.49 32.71 <br />7 100.49 32.65 <br />