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<br />Box x-left y-left x-right y-right Width <br />no. (ft) (ft) (ft) (ft) (ft) <br />1 300.00 6264.00 380.00 6255.00 1.00 <br />2 100.00 6280.00 130.00 6277.00 90.00 <br />3 30.00 6335.00 97.00 6335.00 10.00 <br />Factors oT safety have been calculated by the <br />• " " " • MODIFIED 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 spec'rfied by 6 coordinate points <br />Point x-surf y-surf <br />No. <br />1 361.60 6262.80 <br />2 352.83 6258.04 <br />3 118.07 6323.06 <br />4 95.81 6330.25 <br />5 86.27 6347.82 <br />6 85.08 6350.00 <br />** Corrected JANBU FOS = 2.180 ** (Fo factor =1.016) <br />Failure surface No. 2 specked by 5 coordinate points <br />Point x-surf y-surf <br />No. <br />1 354.95 6265.02 <br />2 344.62 6259.41 <br />3 116.74 6313.30 <br />4 96.75 6333.56 <br />5 87.83 6350.00 <br />•' Corrected JANBU FOS = 2.191 •* (FO factor =1.025) <br />Failure surface No. 3 spec'rfied by 6 coordinate points <br />Point x-surf y-surf <br />No. <br />1 357.41 6264.20 <br />2 346.82 6258.44 <br />3 118.90 6304.62 <br />4 82.21 6332.18 <br />5 72.67 6349.75 <br />6 72.54 6350.00 <br />•• Corrected JANBU FOS = 2.299 •* (FO factor =1.027) <br />30~~ <br />