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3 o'C'Jr <br />ANGULAR RESTRICTIONS <br />The lust segment of each failure surface will be inclined <br />within [he angulaz range defined by <br />Lower angulaz limit :_ -45.0 degrees <br />Upper angular limit :_ (slope angle - 5.0) degrees <br />Factors of safety have been calculated by the <br />• • • • • MODIFIED BISHOP METHOD • <br />The most critical circular failure surface <br />is specdied by 16 coordinate points <br />Point x-surf y-surf <br />No. (fr) (fr) <br />1 392.50 615250 <br />2 372.70 6755.32 <br />3 352.98 6258.66 <br />4 33336 626252 <br />5 313.84 6266.89 <br />6 294.45 6271.78 <br />7 275.19 6277.17 <br />8 256.08 6283.07 <br />9 737.13 6289.46 <br />10 218.35 629636 <br />11 199.77 6303.74 <br />12 181.38 6311.61 <br />13 163.21 6319.97 <br />14 145.26 6328.79 <br />15 12755 6338.09 <br />16 115.48 6344.84 <br />•••• Modified BISHOP FOS = 2.755 •••• <br />