PERMFILE45871

• Permit No: m2004044
• IBM Index Class Name: Permit File
• Doc Date: 6/15/2004
• Doc Name: Application Part 3 - Gravel Mine Slope Stability Analysis
• From: Aggregate Industries - WCR Inc.
• To: DMG
• Media Type: D
• Archive: No

* * * * * DEFAULT SEGMENT LENGTH SELECTED BY XSTABL * *
4.0 ft line segments define each trial failure surface.
ANGULAR RESTRICTIONS
------------------
The first segment of each failure surface will be inclined
within the angular range defined by
Lower angular limit :_ -45.0 degrees
Upper angular limit :_ (slope angle - 5.0) degrees
Factors of safety have been calculated by the
* * * * * SIMPLIFIED BISHOP METHOD * * *
The most critical circular failure surface
is specified by 21 coordinate points
Point x-surf y-surf
No. (ft) (ft)
1 93.69 34.81
2 97.54 33.73
3 101.47 32.94
4 105.44 32.47
5 109.43 32.31
6 113.43 32.46
7 117.40 32.92
8 121.33 33.70
9 125.18 34.78
10 128.94 36.15
11 132.57 37.82
12 136.07 39.76
13 139.40 41.98
14 142.55 44.44
15 145.50 47.15
16 148.22 50.08
17 150.71 53.21
18 152.94 56.53
19 154.91 60.01
20 156.60 63.63
21 157.88 67.04