2023-08-03_PERMIT FILE - M2023025 ‎(29)‎

• Permit No: M2023025
• IBM Index Class Name: Permit File
• Doc Date: 8/3/2023
• Doc Name Note: Exhibit S - Slope Stability Report
• Doc Name: Application
• From: J & T Consulting Inc.
• To: DRMS
• Email Name: RDZ
• Email Name: MAC
• Email Name: AWA
• Media Type: D
• Archive: No

Bernhardt SS4-EQ.gar
Intersects: XL: 94.00 YL: 4687.00 XR: 209.70 YR: 4719.33
Centre: XC: 100.52 YC: 4886.89 Radius: R: 200.00
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 10.00 150.00
Trial positions within range: 20 20 5o
- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -
RESULTS: Analysis 1 - Case SS-4 - Pseudo-Static
Bishop Simplified Method of Analysis - Circular Failure Surface
---------------------------------------------------------------
Critical Failure Surface Search using Multiple Circle Generation Techniques
Initial failure surface approximation - Factor of Safety: 1.918
Analysis Summary
----------------
----------------
There were: 16823 successful analyses from a total of 20001 trial failure surfaces
3178 analyses terminated due to unacceptable geometry
Critical (minimum) Factor of Safety: 1.52
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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 90.58 4686.99 204.70 4719.30 117.67 4809.02 125.00 1.522 <-- Critical Surface
2 91.11 4686.99 205.23 4719.30 118.19 4809.02 125.00 1.524
3 91.63 4687.00 205.75 4719.31 118.72 4809.03 125.00 1.525
4 92.16 4687.00 206.28 4719.31 119.24 4809.03 125.00 1.526
5 89.53 4686.99 205.23 4719.30 116.95 4812.08 128.06 1.527
6 92.68 4687.00 206.81 4719.31 119.77 4809.03 125.00 1.527
7 89.00 4686.99 204.70 4719.30 116.43 4812.08 128.06 1.528
8 93.21 4687.00 207.33 4719.31 120.29 4809.03 125.00 1.528
9 90.05 4686.99 205.75 4719.31 117.48 4B12.08 128.06 1.528
10 90.58 4686.99 206.28 4719.31 118.00 4B12.08 128.06 1.529
11 91.11 4686.99 204.70 4719.30 117.76 4809.12 125.00 1.529
12 91.11 4686.99 206.81 4719.31 118.53 4812.08 128.06 1.530
13 93.74 4687.00 207.86 4719.32 120.82 4809.03 125.00 1.530
14 91.63 46B7.00 205.23 4719.30 118.29 4809.12 125.00 1.531
15 91.63 4687.00 207.33 4719.31 119.05 4812.09 128.06 1.531
16 92.16 4687.00 207.86 4719.32 119.58 4812.09 128.06 1.532
17 92.16 4687.00 205.75 4719.31 118.81 4809.12 125.00 1.532
18 89.00 4686.99 206.28 4719.31 116.78 4815.14 131.12 1.533
19 89.53 4686.99 206.81 4719.31 117.30 4815.14 131.12 1.533
20 92.68 4687.00 206.28 4719.31 119.34 4809.12 125.00 1.533
21 90.05 4686.99 205.23 4719.30 117.05 4812.17 128.06 1.534
22 92.68 4687.00 208.38 4719.32 120.10 4812.09 128.06 1.534
23 89.53 4686.99 204.70 4719.30 116.53 4812.17 128.06 1.534
24 90.05 4686.99 207.33 4719.31 117.83 4815.14 131.12 1.534
25 94.26 4687.13 208.91 4719.32 121.88 4809.04 125.00 1.534
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