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Point Normal Stress Shear Stress <br /> No. (psf) (psf) <br /> 1 .0 .0 <br /> 2 6500.0 2112.0 <br /> 3 16000.0 3787.0 <br /> 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 /> 4 boxes specified for generation of central block base <br /> * * * * * DEFAULT SEGMENT LENGTH SELECTED BY XSTABL <br /> * <br /> Length of line segments for active and passive portions of <br /> sliding block is 33.0 ft <br /> Box x-left y-left x-right y-right Width <br /> no. (ft) (ft) (ft) (ft) (ft) <br /> 1 99.0 134.0 99.0 134.0 .0 <br /> 2 150.0 109.0 150.0 109.0 .0 <br /> 3 300.0 117.0 300.0 117.0 .0 <br /> 4 302.0 117.0 1000.0 114.7 1.0 <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 13 coordinate points <br /> Point x-surf y-surf <br /> No. (ft) (ft) <br />