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20 Surfaces initiate from each of 20 points equally spaced <br />along the ground surface between x = .0 ft <br />and x = 101.0 ft <br />Each surface terminates between x = 198.0 ft <br />and x = 250.0 ft <br />Unless further limitations were imposed, the minimum elevation <br />at which a surface extends is y = .0 ft <br />8.0 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 angulaz range defined by <br />Lower angulaz limit :_ -45.0 degrees <br />Upper angular limit :_ (slope angle - 5.0) degrees <br />***********~*x*x*x~**xa**~****~*****s***************~******s****ms****m* <br />-- WARNING -- WARNING -- WARNING -- WARNING -- (# 48) <br />*****m**x**rt***~********~**s*~**~***.x****~******x~**+***~*~****~*.***** <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 />***~**~**mx********~******mx******~*r**~*****m*********+***~***********» <br />USER SELECTED option to maintain strength greater than zero <br />