2010-09-16_PERMIT FILE - M2010047

• Permit No: M2010047
• IBM Index Class Name: PERMIT FILE
• Doc Date: 9/16/2010
• Doc Name: Review of Slope Stability Analysis
• From: DRMS-psh
• To: DRMS-mac
• Email Name: MAC
• Email Name: PSH
• Media Type: D
• Archive: No

Galena 5.01 Analysis Results Licensee: Office of Surface Mining
Project: Miller Family
File: D:\Documents and Settings\PSH\My Documents\My Projects\ZZ Stability Analysis - Galena\Lone Tree.gmf
Processed: 16 Sep 2010 10:00:07
DATA: Analysis 1 - Lone Tree Pit
Material Properties (2 materials)
-------------------
Material: 1 (Mohr-Coulomb Isotropic) Sand and Gravel
Cohesion Phi Unitweight Ru
0.00 37.0 110.00 1.10
Material: 2 (Mohr-Coulomb Isotropic) - Topsoil
Cohesion Phi Unitweight Ru
150.00 28.0 114.00 1.10
Water Properties
----------------
Unit weight of water: 62.430 Unit weight of water/medium above ground: 62.430
Material Profiles (2 profiles)
-----------------
Profile: 1 (2 points) Material beneath: 1 - Sand and Gravel
0.00 40.00 200.00 40.00
Profile: 2 (3 points) Material beneath: 2 Topsoil
0.00 40.00 15.00 47.50 30.00
Slope Surface (5 points)
-------------
0.00 40.00 15.00 47.50 30.00
Phreatic Surface (2 points)
----------------
-5.00 0.00 -5.00 200.00
Piezometric Surfaces (1 surface)
--------------------
Surface within profile: 1 (2 points) - Sand and Gravel
0.00 15.00 200.00 15.00
Failure Surface
---------------
Circular surface defined by: XL,XR,R
Intersects: XL: 0.00 YL: 40.00 XR:
Centre: XC: 83.51 YC: 199.45
---------------------------------------------------------------
RESULTS: Analysis 1 - Lone Tree Pit
Bishop Simplified Method of Analysis - Circular Failure Surface
---------------------------------------------------------------
Factor of Safety: 2.98
Slice Geometry and Properties (40 slices)
40.00
40.00 90.00 20.00 200.00 20.00
97.51 YR: 20.00
Radius: R: 180.00
Slice X-S -------------- ----- Base ----- --------------- PoreWater Normal Test
X-Left Area Angle Width Length Matl Cohesion Phi Weight Force Stress Factor
1 0.00 2.82 26.8 2.37 2.65 1 0.00 37.0 315 .77 0.00 118.19 0.99
2 2.37 8.46 26.8 2.37 2.65 1 0.00 37.0 947 .51 0.00 354.65 0.99
3 4.74 14.24 25.1 2.40 2.65 1 0.00 37.0 1595 .05 0.00 593.37 0.99
4 7.14 19.83 25.1 2.40 2.65 1 0.00 37.0 2221 .85 0.00 826.54 0.99
5 9.54 25.70 23.4 2.44 2.65 1 0.00 37.0 2879 .62 0.00 1065.65 0.98
6 11.98 31.24 23.4 2.44 2.65 1 0.00 37.0 3500 .25 0.00 1295.32 0.98
7 14.41 8.32 21.7 0.59 0.63 1 0.00 37.0 932 .68 0.00 1448.16 0.98
8 15.00 31.24 21.7 2.17 2.34 1 0.00 37.0 3496 .98 0.00 1461.97 0.98
9 17.17 30.76 21.7 2.17 2.34 1 0.00 37.0 3434 .76 0.00 1435.95 0.98
10 19.35 34.60 20.0 2.49 2.65 1 0.00 37.0 3853. 25 0.00 1414.87 0.97
11 21.84 33.76 20.0 2.49 2.65 1 0.00 37.0 3748. 28 0.00 1376.33 0.97
12 24.33 33.15 18.3 2.52 2.65 1 0.00 37.0 3668. 89 0.00 1343.71 0.97
13 26.85 32.08 18.3 2.52 2.65 1 0.00 37.0 3538. 74 0.00 1296.04 0.97
14 29.37 7.85 16.7 0.63 0.66 1 0.00 37.0 863. 48 0.00 1274.81 0.97
15 30.00 27.54 16.7 2.23 2.33 1 0.00 37.0 3028. 87 0.00 1263.93 0.97
16 32.23 27.37 16.7 2.23 2.33 1 0.00 37.0 3010. 27 0.00 1256.16 0.97
17 34.46 31.18 15.0 2.56 2.65 1 0.00 37.0 3429. 97 0.00 1253.03 0.97
18 37.02 30.75 15.0 2.56 2.65 1 0.00 37.0 3382. 29 0.00 1235.61 0.97
19 39.58 30.43 13.3 2.58 2.65 1 0.00 37.0 3347. 76 0.00 1223.04 0.97
20 42.17 29.79 13.3 2.58 2.65 1 0.00 37.0 3276. 35 0.00 1196.95 0.97
21 44.75 29.22 11.6 2.60 2.65 1 0.00 37.0 3214. 13 0.00 1175.29 0.97
22 47.35 28.35 11.6 2.60 2.65 1 0.00 37.0 3118. 79 0.00 1140.43 0.97
23 49.95 27.53 9.9 2.61 2.65 1 0.00 37.0 3028. 67 0.00 1109.44 0.97
24 52.56 26.45 9.9 2.61 2.65 1 0.00 37.0 2909. 28 0.00 1065.71 0.97
25 55.18 25.38 8.2 2.63 2.65 1 0.00 37.0 2791. 29 0.00 1025.20 0.97
26 57.80 24.07 8.2 2.63 2.65 1 0.00 37.0 2647. 82 0.00 972.51 0.97
27 60.43 22.75 6.5 2.64 2.65 1 0.00 37.0 2502. 18 0.00 922.27 0.98
28 63.07 21.22 6.5 2.64 2.65 1 0.00 37.0 2334. 69 0.00 860.54 0.98