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: 6.026
Analysis Summary
There were: 20001 successful analyses from a total of 20001 trial failure surfaces
Critical (minimum) Factor of Safety: 4.38
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
1 156.21 144.00 475.00 200.00 216.38 736.87 595.92 4.377 Critical Surface
Surface
2 155.16 144.00 475.00 200.00 215.46 740.96 600.00 4.379
3 158.32 144.44 475.00 200.00 221.16 716.51 575.51 4.381
4 156.74 144.00 475.00 200.00 216.47 736.92 595.92 4.383
5 155.68 144.00 475.00 200.00 215.55 741.01 600.00 4.385
6 157.26 144.09 475.00 200.00 217.45 732.86 591.84 4.385
7 157.79 144.26 475.00 200.00 219.31 724.69 583.67 4.386
8 156.74 144.00 475.53 200.00 216.90 736.87 595.92 4.387
9 155.68 144.00 475.53 200.00 215.99 740.96 600.00 4.389
10 159.89 144.96 475.00 200.00 225.99 696.12 555.10 4.389
11 157.26 144.09 475.53 200.00 217.88 732.81 591.84 4.389
12 159.37 144.79 475.00 200.00 224.14 704.32 563.27 4.391
13 156.21 144.00 475.00 200.00 215.64 741.05 600.00 4.391
14 158.84 144.61 475.00 200.00 222.29 712.51 571.43 4.392
15 158.32 144.44 475.00 200.00 220.43 720.69 579.59 4.394
16 156.21 144.00 475.53 200.00 216.08 741.01 600.00 4.395
17 157.79 144.26 475.00 200.00 218.57 728.87 587.76 4.395
18 159.37 144.79 475.53 200.00 224.57 704.27 563.27 4.396
19 157.79 144.26 475.53 200.00 219.74 724.64 583.67 4.396
20 156.74 144.00 475.00 200.00 215.73 741.09 600.00 4.397
21 158.84 144.61 475.53 200.00 222.71 712.46 571.43 4.397
22 160.95 145.32 475.00 200.00 228.95 683.90 542.86 4.397
23 156.21 144.00 476.05 200.00 216.51 740.96 600.00 4.399
24 157.26 144.09 475.00 200.00 216.71 737.03 595.92 4.399
25 157.79 144.26 475.53 200.00 219.00 728.82 587.76 4.399
26 160.42 145.14 475.00 200.00 227.11 692.11 551.02 4.400
27 156.74 144.00 475.53 200.00 216.17 741.05 600.00 4.401
28 159.89 144.96 475.00 200.00 225.26 700.32 559.18 4.402
29 158.84 144.61 476.05 200.00 223.14 712.41 571.43 4.402
30 157.26 144.09 475.53 200.00 217.15 736.99 595.92 4.403
31 158.32 144.44 476.05 200.00 221.29 720.60 579.59 4.403
32 158.84 144.61 475.00 200.00 221.55 716.70 575.51 4.404
33 158.32 144.44 475.53 200.00 220.86 720.65 579.59 4.405
34 160.42 145.14 475.53 200.00 227.53 692.06 551.02 4.405
35 156.74 144.00 476.05 200.00 216.61 741.01 600.00 4.405
36 159.89 144.96 475.53 200.00 225.68 700.27 559.18 4.407
37 157.79 144.26 476.05 200.00 219.44 728.78 587.76 4.407
38 158.32 144.44 475.00 200.00 219.70 724.88 583.67 4.407
39 157.26 144.09 476.05 200.00 217.58 736.95 595.92 4.407
40 158.84 144.61 475.00 200.00 223.02 708.32 567.35 4.408
41 159.37 144.79 475.53 200.00 223.83 708.46 567.35 4.408
42 156.74 144.00 476.58 200.00 217.04 740.96 600.00 4.409
43 157.79 144.26 475.00 200.00 217.84 733.05 591.84 4.410
44 162.00 145.67 475.00 200.00 231.91 671.65 530.61 4.411
45 158.32 144.44 475.53 200.00 220.13 724.83 583.67 4.411
46 160.95 145.32 475.00 200.00 228.22 688.10 546.94 4.411
47 157.26 144.09 476.58 200.00 218.01 736.90 595.92 4.412
48 159.89 144.96 476.05 200.00 226.11 700.21 559.18 4.412
49 159.37 144.79 475.00 200.00 223.41 708.51 567.35 4.412
50 157.26 144.09 475.00 200.00 215.98 741.21 600.00 4.412
51 160.42 145.14 475.00 200.00 226.38 696.31 555.10 4.413
52 162.00 145.67 475.53 200.00 232.33 671.60 530.61 4.413
53 159.37 144.79 476.05 200.00 224.26 708.41 567.35 4.413
54 158.84 144.61 475.53 200.00 221.98 716.65 575.51 4.414
55 157.79 144.26 475.53 200.00 218.27 733.00 591.84 4.414
56 158.32 144.44 476.05 200.00 220.56 724.78 583.67 4.415
57 161.47 145.49 475.00 200.00 230.07 679.88 538.78 4.416
58 159.37 144.79 475.00 200.00 222.67 712.70 571.43 4.416
59 157.26 144.09 475.53 200.00 216.41 741.17 600.00 4.417
60 157.79 144.26 476.58 200.00 219.87 728.73 587.76 4.417
61 157.79 144.26 476.05 200.00 218.70 732.96 591.84 4.418
62 160.42 145.14 475.53 200.00 226.80 696.26 555.10 4.418
63 161.47 145.49 475.53 200.00 230.49 679.83 538.78 4.419
64 158.84 144.61 475.00 200.00 220.82 720.88 579.59 4.419
65 159.89 144.96 475.53 200.00 224.95 704.46 563.27 4.420
66 158.84 144.61 476.58 200.00 222.84 716.55 575.51 4.420
67 158.32 144.44 475.00 200.00 218.96 729.06 587.76 4.421
68 157.26 144.09 476.05 200.00 216.85 741.12 600.00 4.421