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A critical failure surface searching method, using a random <br /> technique for generating sliding BLOCK surfaces, has been <br /> specified. <br /> The active and passive portions of the sliding surfaces <br /> are generated according to the Rankine theory. <br /> 100 trial surfaces will be generated and analyzed. <br /> 3 boxes specified for generation of central block base <br /> * * * * * DEFAULT SEGMENT LENGTH SELECTED BY XSTABL * * * * * <br /> Length of line segments for active and passive portions of <br /> sliding block is 17.0 ft <br /> Box x-left y-left x-right y-right Width <br /> no. (ft) (ft) (ft) (ft) (ft) <br /> Ask 1 99.0 134.0 100.0 134.0 1.5 <br /> 2 150.0 109.0 151.0 109.0 1.5 <br /> 3 152.0 109.0 900.0 116.5 1.5 <br /> ************************************************************************ <br /> -- WARNING -- WARNING -- WARNING -- WARNING -- (# 48) <br /> ************************************************************************ <br /> ------------------------------------------------------------ <br /> USER SELECTED option to maintain strength greater than zero <br /> ------------------------------------------------------------ <br /> Factors of safety have been calculated by the <br /> * * * * * SIMPLIFIED JANBU METHOD <br /> The 10 most critical of all the failure surfaces examined <br /> are displayed below - the most critical first <br /> Failure surface No. 1 specified by 21 coordinate points <br /> Point x-surf y-surf <br /> No. (ft) (ft) <br /> 1 98.00 135.00 <br /> 2 98.00 134.99 <br />