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

Critical Failure Surface Search using Multiple Circle Generation Techniques
Initial failure surface approximation - Factor of Safety: 4.403
Analysis Summary
There were: 20001 successful analyses from a total of 20001 trial failure surfaces
Critical (minimum) Factor of Safety: 2.82
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
1 135.00 136.67 400.00 200.00 192.56 481.90 350.00 2.818 Critical Surface
Surface
2 135.00 136.67 400.53 200.00 192.99 481.83 350.00 2.935
3 135.00 136.67 401.05 200.00 193.42 481.76 350.00 3.042
4 134.47 136.49 400.00 200.00 192.27 481.69 350.00 3.118
5 135.00 136.67 400.00 200.00 193.59 477.59 345.92 3.140
6 135.00 136.67 401.58 200.00 193.84 481.68 350.00 3.154
7 134.47 136.49 400.53 200.00 192.70 481.61 350.00 3.165
8 135.00 136.67 400.53 200.00 194.02 477.51 345.92 3.183
9 135.00 136.67 402.11 200.00 194.27 481.61 350.00 3.200
10 134.47 136.49 401.05 200.00 193.12 481.54 350.00 3.208
11 135.00 136.67 401.05 200.00 194.44 477.44 345.92 3.217
12 133.95 136.32 400.00 200.00 191.98 481.47 350.00 3.233
13 134.47 136.49 400.00 200.00 193.30 477.37 345.92 3.238
14 135.00 136.67 402.63 200.00 194.70 481.54 350.00 3.240
15 135.00 136.67 400.00 200.00 194.62 473.26 341.84 3.248
16 134.47 136.49 401.58 200.00 193.55 481.47 350.00 3.250
17 135.00 136.67 401.58 200.00 194.87 477.36 345.92 3.260
18 133.95 136.32 400.53 200.00 192.41 481.40 350.00 3.271
19 134.47 136.49 400.53 200.00 193.73 477.30 345.92 3.278
20 135.00 136.67 400.53 200.00 195.05 473.19 341.84 3.278
21 135.00 136.67 403.16 200.00 195.12 481.46 350.00 3.280
22 134.47 136.49 402.11 200.00 193.98 481.40 350.00 3.294
23 133.95 136.32 401.05 200.00 192.83 481.33 350.00 3.301
24 135.00 136.67 402.11 200.00 195.30 477.29 345.92 3.303
25 134.47 136.49 401.05 200.00 194.15 477.22 345.92 3.309
26 135.00 136.67 403.68 200.00 195.55 481.39 350.00 3.320
27 135.00 136.67 401.05 200.00 195.47 473.11 341.84 3.321
28 133.42 136.14 400.00 200.00 191.69 481.26 350.00 3.327
29 133.95 136.32 400.00 200.00 193.01 477.15 345.92 3.332
30 134.47 136.49 402.63 200.00 194.41 481.32 350.00 3.333
31 134.47 136.49 400.00 200.00 194.33 473.05 341.84 3.340
32 135.00 136.67 402.63 200.00 195.72 477.21 345.92 3.343
33 133.95 136.32 401.58 200.00 193.26 481.25 350.00 3.343
34 134.47 136.49 401.58 200.00 194.58 477.15 345.92 3.352
35 135.00 136.67 400.00 200.00 195.66 468.93 337.76 3.353
36 135.00 136.67 404.21 200.00 195.97 481.31 350.00 3.359
37 133.42 136.14 400.53 200.00 192.11 481.18 350.00 3.365
38 135.00 136.67 401.58 200.00 195.90 473.03 341.84 3.365
39 133.95 136.32 400.53 200.00 193.44 477.08 345.92 3.370
40 134.47 136.49 403.16 200.00 194.83 481.25 350.00 3.372
41 134.47 136.49 400.53 200.00 194.76 472.97 341.84 3.380
42 135.00 136.67 403.16 200.00 196.15 477.14 345.92 3.382
43 135.00 136.67 400.53 200.00 196.08 468.85 337.76 3.384
44 133.95 136.32 402.11 200.00 193.69 481.18 350.00 3.386
45 133.42 136.14 401.05 200.00 192.54 481.11 350.00 3.393
46 134.47 136.49 402.11 200.00 195.01 477.07 345.92 3.395
47 135.00 136.67 404.74 200.00 196.40 481.24 350.00 3.399
48 133.95 136.32 401.05 200.00 193.86 477.01 345.92 3.400
49 135.00 136.67 402.11 200.00 196.32 472.96 341.84 3.407
50 134.47 136.49 403.68 200.00 195.26 481.17 350.00 3.411
51 134.47 136.49 401.05 200.00 195.18 472.89 341.84 3.412
52 132.89 135.96 400.00 200.00 191.40 481.04 350.00 3.420
53 135.00 136.67 403.68 200.00 196.57 477.06 345.92 3.422
54 133.42 136.14 400.00 200.00 192.72 476.94 345.92 3.424
55 133.95 136.32 402.63 200.00 194.11 481.11 350.00 3.425
56 135.00 136.67 401.05 200.00 196.51 468.77 337.76 3.428
57 133.95 136.32 400.00 200.00 194.05 472.83 341.84 3.432
58 134.47 136.49 402.63 200.00 195.43 477.00 345.92 3.434
59 133.42 136.14 401.58 200.00 192.97 481.04 350.00 3.434
60 135.00 136.67 405.26 200.00 196.82 481.16 350.00 3.439
61 133.95 136.32 401.58 200.00 194.29 476.93 345.92 3.442
62 134.47 136.49 400.00 200.00 195.37 468.71 337.76 3.444
63 135.00 136.67 402.63 200.00 196.75 472.88 341.84 3.447
64 134.47 136.49 404.21 200.00 195.68 481.10 350.00 3.450
65 135.00 136.67 400.00 200.00 196.70 464.59 333.67 3.453
66 134.47 136.49 401.58 200.00 195.61 472.82 341.84 3.455
67 132.89 135.96 400.53 200.00 191.82 480.97 350.00 3.457
68 133.42 136.14 400.53 200.00 193.15 476.86 345.92 3.461