2023-01-10_PERMIT FILE - M2023001 ‎(25)‎

• Permit No: M2023001
• IBM Index Class Name: Permit File
• Doc Date: 1/10/2023
• Doc Name Note: Appendix C - Stability Analysis Data
• Doc Name: Application
• From: J-2 Contracting Company
• To: DRMS
• Email Name: PSH
• Email Name: JLE
• Media Type: D
• Archive: No

Sunset Case 2 to Bottom EQ.gar
Earthquake Force
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Pseudo-static earthquake (seismic) coefficient: 0.070
Variable Restraints
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Parameter descriptor: XL XR R
Range of variation: 10.00 10.00 100.00
Trial positions within range: 20 20 50
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RESULTS: Analysis 1 - Case 2 - To Bottom - EQ
Bishop Simplified Method of Analysis - Circular Failure Surface
---------------------------------------------------------------
Critical Failure Surface Search using Multiple Circle Generation Techniques
Initial failure surface approximation - Factor of Safety: 1.891
Analysis Summary
There were: 20000 successful analyses from a total of 20001 trial failure surfaces
1 analyses terminated due to unacceptable geometry
Critical (minimum) Factor of Safety: 1.88
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Results Summary - Lowest 99 Factor of Safety circles
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Circle X-Left Y-Left X-Right Y-Right X-Centre Y-Centre Radius FoS
1 56.30 4548.58 433.91 4656.70 101.29 5104.93 558.16 1.B81 <-- Critical Surface
2 56.30 4548.58 433.91 4656.70 101.89 5102.83 556.12 1.882
3 56.30 4548.58 433.91 4656.70 102.49 5100.73 554.08 1.882
4 56.83 4548.58 433.38 4656.70 102.67 5098.72 552.04 1.882
5 56.30 4548.58 433.91 4656.70 103.09 5098.64 552.04 1.882
6 56.30 4548.58 439.70 4656.70 108.85 5096.06 550.00 1.882
7 56.83 4548.58 433.38 4656.70 103.27 5096.62 550.00 1.882
8 56.30 4548.58 433.91 4656.70 103.69 5096.54 550.00 1.882
9 56.30 4548.58 439.17 4656.70 108.39 5096.11 550.00 1.882
10 56.30 4548.58 439.70 4656.70 108.26 5098.17 552.04 1.882
11 56.30 4548.58 434.44 4656.70 96.98 5121.63 574.49 1.882
12 56.30 4548.58 438.65 4656.70 107.92 5096.15 550.00 1.882
13 56.30 4548.58 439.17 4656.70 107.79 5098.22 552.04 1.882
14 56.30 4548.58 434.44 4656.70 97.57 5119.54 572.45 1.882
15 56.30 4548.58 438.12 4656.70 107.45 5096.20 550.00 1.882
16 56.30 4548.58 439.70 4656.70 107.67 5100.28 554.08 1.882
17 56.83 4548.58 439.70 4656.70 108.91 5096.11 550.00 1.882
18 56.30 4548.58 438.65 4656.70 107.32 5098.26 552.04 1.882
19 56.83 4548.58 433.91 4656.70 98.34 5115.43 568.37 1.882
20 56.30 4548.58 439.17 4656.70 107.20 5100.32 554.08 1.882
21 56.30 4548.58 434.44 4656.70 98.17 5117.45 570.41 1.882
22 56.83 4548.58 439.17 4656.70 108.45 5096.15 550.00 1.882
23 56.30 4548.58 438.12 4656.70 106.86 5098.30 552.04 1.883
24 59.46 4548.58 434.44 4656.70 75.17 5198.39 650.00 1.883
25 56.83 4548.58 433.91 4656.70 98.94 5113.34 566.33 1.883
26 56.30 4548.58 439.70 4656.70 107.07 5102.38 556.12 1.883
27 56.30 4548.58 438.65 4656.70 106.73 5100.36 554.08 1.883
28 56.83 4548.58 439.70 4656.70 108.32 5098.22 552.04 1.883
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