REP32585

• Permit No: C1981014
• IBM Index Class Name: Report
• Doc Date: 1/15/1992
• Doc Name: SOUTHFIELD MINE C-81-014 REFUSE PILE STABILITY ANALYSIS
• From: ACZ
• To: MLRD
• Permit Index Doc Type: Waste Pile/Fill Report
• Media Type: D
• Archive: No

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Factors of safety have been calculated by the
• * • * • MODIFIED BISHOP METHOD • • • •
The most critical circular failure surface
Is specified by 40 coordinate points
Point. x-surf y-surf
No. ~K) (n)
1 1775.00 6265.63
2 1765.01 6266.13
3 1755.03 6266.72
4 1745.05 6267.41
5 1735.08 6268.19
6 1725.12 6269.05
7 1715.17 6270.02
8 1705.22 6271.07
9 1695.29 6272.21
10 1685.37 6273.45
11 1675.46 6274.78
12 1665.56 6276.20
13 1655.67 6277.71
14 1645.80 6279.31
15 1635.94 6281.00
16 1626.10 6282.78
17 1616.28 6284.66
18 1606.48 6286.62
19 1596.69 6288.68
20 1586.92 6290.82
21 1577.18 6293.06
22 1567.45 6295.38
23 1557.74 6297.79
24 1548.06 6300.30
25 1538.40 6302.89
26 1528.77 6305.57
27 1519.16 6308.34
28 1509.58 6311.20
29 1500.02 6314.14
30 1490.49 6317.18
31 1480.99 6320.30
32 1471.52 6323.51
33 1462.08 6326.81
34 1452.67 6330.19
35 1443.29 6333.66
36 1433.95 6337.22
37 1424.63 6340.86
38 1415.36 6344.59
39 1406.11 6348.40
40 1404.98 6348.88
**** Mod'rfied BISHOP FOS = 2.924 ****