REP43061

• Permit No: C1980007
• IBM Index Class Name: Report
• Doc Date: 9/13/1995
• Doc Name: Buttress slope stability analysis - conveyer slope buttress
• Permit Index Doc Type: STABILITY REPORT
• Media Type: D
• Archive: No

Failure Surfaces Examined. They Are Ordered - Most Critical
First.
* * Safety Factors Are Calculated By The Modified Bishop Method
Failure Surface Specified By 20 Coordinate Points
Point X-Surf
No. (ft)
1 35.00
2 39.60
3 44.37
4 49.26
5 54.23
6 59.23
7 64.21
8 69.14
9 73.97
10 78.65
11 83.14
12 87.41
13 91.40
14 95.10
15 98.45
16 101.45
17 104.04
18 106.22
19 107.97
20 108.56
Circle Center At X
Y-Surf
(ft)
121.37
119.42
117.91
116.87
116.29
116.18
116.55
117.39
118.70
120.46
122.65
125.26
128.27
131.64
135.34
139.35
143.62
146.12
152.80
155.01
57.8 Y = 168.8 and Radius,
*** 1.496 ***
Failure Surface Specified By 21 Coordinate Points
Point X-Surf Y-Surf
No. (ft) (ft)
1 30.00 119.33
2 34.53 117.21
3 39.23 115.52
4 44.07 114.26
5 49.01 113.46
6 54.00 113.12
7 58.99 113.24
8 63.96 113.81
9 68.85 114.85
10 73.63 116.33
11 78.25 118.24
12 82.67 120.57
13 86.86 123.30
52.6