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HRIISVL2.OPT <br />within the angular range defined by <br />Lower angular limit :_ -45.0 degrees <br />upper angular limit :_ (slope angle - 5.0) degrees <br />************************************************************* <br />** Factor of safety calculation for surface # 11 ** <br />** failed to converge within FIFTY iterations ** <br />** ** <br />** The last calculated value of the Fos was 22.4959 ** <br />** This will be ignored for final summary of results ** <br />The trial failure surface in question is <br />defined by the following 17 coordinate points <br />Point x-surf y-surf <br />No. (ft) (ft) <br />1 220.00 10.00 <br />2 222.98 9.63 <br />3 225.97 9.38 <br />4 228.96 9.26 <br />5 231.96 9.27 <br />6 234.96 9.40 <br />7 237.95 9.66 <br />8 240.92 10.05 <br />9 243.88 10.57 <br />10 246.81 11.21 <br />11 249.71 11.97 <br />12 252.58 12.86 <br />13 255.40 13.87 <br />14 258.18 15.00 <br />15 260.91 16.24 <br />16 263.59 17.60 <br />17 265.32 18.58 <br />************************************************************************ <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 />------------------------------------------------------------ <br />usER SELECTED option for unrestricted values of strength <br />------------------------------------------------------------ <br />** Factor of safety calculation for surface # 394 ** <br />** failed to converge within FIFTY iterations ** <br />** ** <br />** The last calculated value of the Fos was 14.1167 ** <br />** This will be ignored for final summary of results ** <br />Page 3 <br />