2020-12-08_REVISION - M2008078 ‎(21)‎

• Permit No: M2008078
• IBM Index Class Name: REVISION
• Doc Date: 12/8/2020
• Doc Name Note: Part 5 of 6
• Doc Name: Request For Amendment To Permit
• From: Prowers Aggregate Operators, LLC
• To: DRMS
• Type & Sequence: AM2
• Email Name: AME
• Email Name: MAC
• Media Type: D
• Archive: No

Bishop Simplified Method of Analysis - Circular Failure Surface
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Critical Failure Surface Search using Multiple Circle Generation Techniques
Initial failure surface approximation - Factor of Safety: 6.754
Analysis Summary
There were: 20001 successful analyses from a total of 20001 trial failure surfaces
Critical (minimum) Factor of Safety: 2.69
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
1 269.00 183.00 400.00 200.00 305.93 411.67 231.63 2.686 Critical Surface
Surface
2 270.05 183.00 400.00 200.00 306.76 407.57 227.55 2.687
3 271.11 183.00 400.00 200.00 307.60 403.47 223.47 2.689
4 269.53 183.00 400.00 200.00 306.07 411.73 231.63 2.697
5 270.58 183.00 400.00 200.00 306.90 407.63 227.55 2.699
6 271.63 183.00 400.00 200.00 307.74 403.53 223.47 2.701
7 272.68 183.00 400.00 200.00 308.58 399.43 219.39 2.704
8 269.00 183.00 400.00 200.00 305.38 415.89 235.71 2.707
9 270.05 183.00 400.00 200.00 306.21 411.79 231.63 2.708
10 271.11 183.00 400.00 200.00 307.04 407.70 227.55 2.710
11 273.74 183.00 400.00 200.00 309.43 395.33 215.31 2.711
12 272.16 183.00 400.00 200.00 307.88 403.60 223.47 2.713
13 274.26 183.09 400.00 200.00 310.27 391.22 211.22 2.714
14 269.53 183.00 400.00 200.00 305.52 415.95 235.71 2.718
15 270.58 183.00 400.00 200.00 306.34 411.85 231.63 2.719
16 273.21 183.00 400.00 200.00 308.72 399.50 219.39 2.721
17 271.63 183.00 400.00 200.00 307.18 407.76 227.55 2.721
18 269.53 183.00 400.53 199.47 306.79 415.75 235.71 2.723
19 272.68 183.00 400.00 200.00 308.01 403.66 223.47 2.724
20 270.58 183.00 400.53 199.47 307.61 411.65 231.63 2.725
21 271.63 183.00 400.53 199.47 308.43 407.56 227.55 2.728
22 269.00 183.00 400.00 200.00 304.83 420.10 239.80 2.728
23 270.05 183.00 400.00 200.00 305.66 416.01 235.71 2.729
24 271.11 183.00 400.00 200.00 306.48 411.92 231.63 2.730
25 273.74 183.00 400.00 200.00 308.86 399.56 219.39 2.731
26 274.79 183.26 400.00 200.00 311.26 387.17 207.14 2.731
27 272.16 183.00 400.00 200.00 307.31 407.82 227.55 2.733
28 269.00 183.00 400.53 199.47 306.12 419.91 239.80 2.733
29 274.26 183.09 400.00 200.00 309.70 395.46 215.31 2.734
30 270.05 183.00 400.53 199.47 306.93 415.81 235.71 2.735
31 272.68 183.00 400.53 199.47 309.26 403.46 223.47 2.736
32 273.21 183.00 400.00 200.00 308.15 403.72 223.47 2.736
33 271.11 183.00 400.53 199.47 307.75 411.72 231.63 2.737
34 269.53 183.00 400.00 200.00 304.97 420.16 239.80 2.739
35 270.58 183.00 400.00 200.00 305.79 416.07 235.71 2.740
36 272.16 183.00 400.53 199.47 308.57 407.62 227.55 2.740
37 271.63 183.00 400.00 200.00 306.62 411.98 231.63 2.741
38 272.68 183.00 400.00 200.00 307.45 407.88 227.55 2.744
39 269.53 183.00 400.53 199.47 306.26 419.97 239.80 2.744
40 270.58 183.00 400.53 199.47 307.08 415.87 235.71 2.746
41 273.21 183.00 400.53 199.47 309.40 403.52 223.47 2.747
42 271.63 183.00 400.53 199.47 307.89 411.78 231.63 2.749
43 275.32 183.44 400.00 200.00 312.24 383.12 203.06 2.750
44 271.11 183.00 400.00 200.00 305.93 416.13 235.71 2.750
45 273.74 183.00 400.00 200.00 308.29 403.78 223.47 2.751
46 274.79 183.26 400.00 200.00 310.69 391.41 211.22 2.752
47 272.16 183.00 400.00 200.00 306.75 412.03 231.63 2.753
48 269.00 183.00 400.53 199.47 305.60 424.12 243.88 2.754
49 274.26 183.09 400.00 200.00 309.14 399.69 219.39 2.754
50 270.05 183.00 400.53 199.47 306.40 420.02 239.80 2.755
51 269.00 183.00 400.00 200.00 304.29 424.31 243.88 2.756
52 273.21 183.00 400.00 200.00 307.58 407.94 227.55 2.756
53 270.05 183.00 400.00 200.00 305.10 420.22 239.80 2.757
54 272.68 183.00 400.53 199.47 308.71 407.68 227.55 2.757
55 271.11 183.00 400.53 199.47 307.21 415.93 235.71 2.757
56 273.74 183.00 400.53 199.47 309.54 403.58 223.47 2.758
57 269.53 183.00 400.00 200.00 304.42 424.37 243.88 2.759
58 274.79 183.26 400.53 199.47 311.89 391.20 211.22 2.760
59 270.58 183.00 400.00 200.00 305.24 420.28 239.80 2.760
60 272.16 183.00 400.53 199.47 308.03 411.84 231.63 2.760
61 269.00 183.00 401.05 198.95 306.90 423.92 243.88 2.762
62 271.63 183.00 400.00 200.00 306.06 416.19 235.71 2.762
63 274.26 183.09 400.53 199.47 310.38 399.48 219.39 2.762
64 270.05 183.00 401.05 198.95 307.69 419.82 239.80 2.764
65 269.53 183.00 400.53 199.47 305.73 424.17 243.88 2.765
66 272.68 183.00 400.00 200.00 306.89 412.09 231.63 2.766