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-AV-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 20 coordinate points
Point x-surf y-surf
No. (ft) (ft)
1 204.70 203.10
2 209.70 203.00
3 214.70 203.20
4 219.67 203.69
5 224.61 204.47
6 229.50 205.53
7 234.31 206.89
8 239.04 208.52
9 243.66 210.42
10 248.16 212.60
11 252.53 215.03
12 256.75 217.72
13 260.80 220.65
14 264.68 223.81
15 268.36 227.19
16 271.83 230.78
17 275.10 234.57
18 278.13 238.55
19 280.92 242.69
20 283.22 246.57
**** Simplified BISHOP FOS = 1.267 ****
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** **
** Out of the 9000 surfaces generated and analyzed by XSTABL, **
** 511 surfaces were found to have MISLEADING FOS values. **
** **
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The following is a summary of the TEN most critical surfaces
Problem Description : West Farm - Case A - VERTICAL
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