2009-03-17_REPORT - M2008078 ‎(2)‎

• Permit No: M2008078
• IBM Index Class Name: REPORT
• Doc Date: 3/17/2009
• Doc Name: Slope Stability Report- Appendix C
• From: J&T Consulting, Inc.
• To: DRMS
• Email Name: MAC
• Media Type: D
• Archive: No

GP-EV-Edited.OPT
** **
** NOTE: WARNING MESSAGES FOR SUBSEQUENT SURFACES **
** THAT DID NOT CONVERGE HAVE BEEN OMITTED FOR BREVITY **
** **
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Factors of safety have been calculated by the
* * * * * SIMPLIFIED BISHOP METHOD * * *
The most critical circular failure surface
is specified by 18 coordinate points
Point x-surf y-surf
No. (ft) (ft)
1 244.71 203.22
2 251.71 203.05
3 258.69 203.50
4 265.61 204.59
5 272.39 206.30
6 279.00 208.61
7 285.37 211.51
8 291.46 214.97
9 297.20 218.96
10 302.57 223.46
11 307.50 228.43
12 311.97 233.82
13 315.93 239.59
14 319.35 245.70
15 322.21 252.09
16 324.48 258.71
17 326.14 265.51
18 326.26 266.29
**** Simplified BISHOP FOS = 1.264 ****
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** **
** Out of the 9000 surfaces generated and analyzed by XSTABL, **
** 2249 surfaces were found to have MISLEADING FOS values. **
********************************************************************
The following is a summary of the TEN most critical surfaces
Problem Description : West Farm - Case E - VERTICAL
FOS Circle Center Radius Initial Terminal Resisting
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