2009-10-05_REVISION - M1987049 ‎(11)‎

• Permit No: M1987049
• IBM Index Class Name: REVISION
• Doc Date: 10/5/2009
• Doc Name: Adequacy Review, Stability Exhibit AM02
• From: DRMS
• To: Hart Environmental
• Type & Sequence: AM2
• Media Type: D
• Archive: No

RESULTS: Analysis 1 - Spier Property
Bishop Simplified Method of Analysis - Circular Failure Surface
Critical Failure Circle Search using Multiple Circle Generation Techniques
Factor of Safety for initial failure circle approximation: 1.12
There were: 1 successful analyses from a total of 1 trial circles
Critical (minimum) Factor of Safety: 1.12
Circle and Results Summary (Lowest 1 Factor of Safety circles)
Circle X -Centre Y -Centre X -Left Y -Left X -Right Y -Right Radius
1 12.57 52.93 -7.04 0.00 65.00 32.00 56.45
Critical Failure Circle
Intersects: XL: -7.04 YL: 0.00 XR: 65.00 YR: 32.00
Centre: XC: 12.57 YC: 52.93 Radius: R: 56.45
Generated failure surface: (20 points)
-7.04 0.00 -2.67 -1.42 1.79 -2.48 6.33
15.50 -3.44 20.08 -3.02 24.60 -2.22 29.04
37.57 2.32 41.60 4.52 45.44 7.04 49.06
55.56 16.34 58.39 L9.95 60.92 23.78 63.13
Slice Geometry and Properties (39 slices)
FoS
1.122
-3.17
-1.06
9.86
27.81
10.91
33.37
52.44
65.00
Slice X -S Base PoreWater Normal Test
X -Left Area Angle Width Length Matl Cohesion Phi Weight Force Stress Factor
1 -7.04 0.77 -18.0 2.18 2.30 3 0.00 14.0 109.98 50.86 52.57 1.13
2 -4.86 2.32 -18.0 2.13 2.30 3 0.00 14.0 329.93 152.57 157.71 1.13
3 -2.67 3.76 -13.3 2.23 2.30 3 0.00 14.0 534.07 241.39 246.55 1.08
4 -0.44 4.94 -13.3 2.23 2.30 3 0.00 14.0 702.09 317.33 324.11 1.08
5 1.79 4.46 -8.7 1.71 1.73 3 0.00 14.0 633.00 281.61 377.73 1.05
6 3.50 4.90 -8.7 1.71 1.73 3 0.00 14.0 696.29 309.77 415.50 1.05
7 5.21 3.46 -8.7 1.12 1.13 4 100.00 28.0 491.26 218.55 471.96 1.09
8 6.33 7.45 -4.0 2.29 2.30 4 100.00 28.0 1057.35 466.16 477.11 1.04
9 8.62 7.81 -4.0 2.29 2.30 4 100.00 28.0 1109.65 489.22 500.39 1.04
10 10.91 7.99 0.6 2.30 2.30 4 100.00 28.0 1134.33 498.90 491.69 0.99
11 13.21 7.93 0.6 2.30 2.30 4 100.00 28.0 1125.92 495.20 488.04 0.99
12 15.50 7.50 5.3 2.25 2.26 4 100.00 28.0 1065.23 470.49 454.72 0.96
13 17.75 7.03 5.3 2.25 2.26 4 100.00 28.0 998.59 441.06 425.77 0.96
14 20.00 80.06 9.8 2.30 2.33 3 0.00 14.0 10582.44 439.92 4440.11 0.98
15 22.30 79.13 10.0 2.30 2.33 3 0.00 14.0 10450.58 437.09 4382.38 0.98
16 24.60 75.37 14.6 2.22 2.30 3 0.00 14.0 9943.13 413.40 4240.82 0.98
17 26.82 74.08 14.6 2.22 2.30 3 0.00 14.0 9760.26 383.36 4162.30 0.98
18 29.04 49.79 19.3 1.52 1.61 3 0.00 14.0 6550.74 244.09 4014.69 0.98
19 30.56 48.98 19.3 1.52 1.61 3 0.00 14.0 6436.21 216.13 3943.44 0.98
20 32.08 41.22 19.3 1.30 1.37 2 0.00 35.0 5411.39 162.57 3444.33 0.87
21 33.37 65.21 24.0 2.10 2.30 2 0.00 35.0 8551.30 212.71 3211.31 0.86
22 35.47 63.25 24.0 2.10 2.30 2 0.00 35.0 8283.45 129.24 3103.46 0.86
23 37.57 47.11 28.6 1.61 1.84 2 0.00 35.0 6161.29 34.97 2857.75 0.85
24 39.18 34.45 28.6 1.21 1.38 2 0.00 35.0 4498.94 0.00 2774.27 0.85
25 40.39 33.65 28.6 1.21 1.38 2 0.00 35.0 4389.55 0.00 2706.83 0.85
26 41.60 51.54 33.3 1.92 2.30 2 0.00 35.0 6711.72 0.00 2480.84 0.85
27 43.52 49.12 33.3 1.92 2.30 2 0.00 35.0 6380.55 0.00 2358.43 0.85
28 45.44 43.92 37.9 1.81 2.30 2 0.00 35.0 5687.93 0.00 2113.32 0.85
-3.49
0.45
12.97
32.00