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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 <br />x -left <br />y -left <br />x -right <br />y -right <br />Width <br />no. <br />(ft) <br />(ft) <br />(ft) <br />(ft) <br />(ft) <br />1 <br />99.0 <br />134.0 <br />100.0 <br />134.0 <br />1.5 <br />2 <br />150.0 <br />109.0 <br />151.0 <br />109.0 <br />1.5 <br />3 <br />152.0 <br />109.0 <br />600.0 <br />113.5 <br />1.5 <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 17 coordinate points <br />Point x -surf y -surf <br />No. (ft) (ft) <br />1 98.76 135.00 <br />2 99.70 134.17 <br />3 150.97 109.26 <br />4 360.77 111.71 <br />5 361.16 112.11 <br />6 373.19 124.13 <br />7 385.21 136.15 <br />8 397.23 148.17 <br />9 409.25 160.19 <br />10 421.27 172.22 <br />11 433.29 184.24 <br />12 445.31 196.26 <br />13 457.33 208.28 <br />14 469.35 220.30 <br />15 481.37 232.32 <br />16 493.39 244.34 <br />17 500.85 251.79 <br />