2022-07-13_REVISION - M2005066 ‎(3)‎

• Permit No: M2005066
• IBM Index Class Name: Revision
• Doc Date: 7/13/2022
• Doc Name: Slope Stability Analysis
• From: Oldcastle Material Southwest Group
• To: DRMS
• Type & Sequence: SO2
• Email Name: ECS
• Email Name: MAC
• Email Name: SMS
• Email Name: AWA
• Media Type: D
• Archive: No

12 215.72 3.93 23.8 1.38 1.51 2 0.00 34.0 388.83 0.00 246.01 0.96
13 217.10 4.15 22.5 1.40 1.51 2 0.00 34.0 410.92 0.00 259.41 0.95
14 218.50 4.31 22.5 1.40 1.51 2 0.00 34.0 426.43 0.00 269.23 0.95
15 219.90 4.48 21.1 1.41 1.51 2 0.00 34.0 443.63 0.00 279.63 0.95
16 221.31 4.59 21.1 1.41 1.51 2 0.00 34.0 454.12 0.00 286.24 0.95
17 222.71 4.71 19.8 1.42 1.51 2 0.00 34.0 466.04 0.00 293.48 0.95
18 224.14 4.76 19.8 1.42 1.51 2 0.00 34.0 471.33 0.00 296.81 0.95
19 225.56 4.83 18.4 1.43 1.51 2 0.00 34.0 477.83 0.00 300.74 0.95
20 226.99 4.83 18.4 1.43 1.51 2 0.00 34.0 477.90 0.00 300.82 0.95
21 228.42 4.84 17.1 1.44 1.51 2 0.00 34.0 478.81 0.00 301.41 0.95
22 229.87 4.78 17.1 1.44 1.51 2 0.00 34.0 473.43 0.00 298.06 0.95
23 231.31 4.73 15.7 1.45 1.51 2 0.00 34.0 468.58 0.00 295.17 0.95
24 232.76 4.62 15.7 1.45 1.51 2 0.00 34.0 457.83 0.00 288.43 0.95
25 234.22 4.52 14.4 1.46 1.51 2 0.00 34.0 447.08 0.00 282.00 0.95
26 235.68 4.35 14.4 1.46 1.51 2 0.00 34.0 430.82 0.00 271.71 0.95
27 237.14 4.18 13.0 1.47 1.51 2 0.00 34.0 414.10 0.00 261.66 0.95
28 238.62 3.96 13.0 1.47 1.51 2 0.00 34.0 392.34 0.00 247.91 0.95
29 240.09 3.73 11.7 1.48 1.51 2 0.00 34.0 369.56 0.00 234.06 0.96
30 241.57 3.46 11.7 1.48 1.51 2 0.00 34.0 342.17 0.00 216.71 0.96
31 243.05 3.17 10.3 1.49 1.51 2 0.00 34.0 313.35 0.00 199.03 0.96
32 244.53 2.83 10.3 1.49 1.51 2 0.00 34.0 280.37 0.00 178.10 0.96
33 246.02 2.48 9.0 1.49 1.51 2 0.00 34.0 245.52 0.00 156.50 0.96
34 247.51 2.09 9.0 1.49 1.51 2 0.00 34.0 206.86 0.00 131.86 0.96
35 249.00 1.68 7.6 1.50 1.51 2 0.00 34.0 165.95 0.00 106.21 0.97
36 250.50 1.23 7.6 1.50 1.51 2 0.00 34.0 121.66 0.00 77.87 0.97
37 252.00 0.76 6.3 1.50 1.51 2 0.00 34.0 74.90 0.00 48.17 0.97
38 253.50 0.25 6.3 1.50 1.51 2 0.00 34.0 24.97 0.00 16.05 0.97
-------- ------- ----------
X-S Area: 121.57 Path Length: 57.40 X-S Weight: 12035.46
DATA: Analysis 4 - Reclaimed Slope (3H:1V)
Material Properties (2 materials)
-------------------
Material: 1 (Mohr-Coulomb Isotropic) - Sand and gravel, mixed grain size
Cohesion Phi UnitWeight Ru
0.00 45.0 110.00 Auto
Material: 2 (Mohr-Coulomb Isotropic) - Loose sand, mixed grain size
Cohesion Phi UnitWeight Ru
0.00 34.0 99.00 Auto
Water Properties
----------------
Unit weight of water: 62.400 Unit weight of water/medium above ground: 0.000
Material Profiles (2 profiles)
-----------------
Profile: 1 (4 points) Material beneath: 1 - Sand and gravel, mixed grain size
0.00 4947.00 200.00 4947.00 201.00 4922.50 482.50 4922.50
Profile: 2 (3 points) Material beneath: 2 - Loose sand, mixed grain size
0.00 4950.00 200.00 4950.00 482.50 4950.00
Slope Surface (4 points)
-------------
0.00 4950.00 200.00 4950.00 282.50 4922.50 482.50 4922.50
Phreatic Surface (3 points)
----------------
0.00 4946.00 185.00 4946.00 185.00 4922.50
Failure Surface (Critical, from previous analysis)
---------------
Initial circular surface for critical search defined by: XL,XR,R
Intersects: XL: 201.00 YL: 4949.67 XR: 255.00 YR: 4931.67
Centre: XC: 267.46 YC: 5059.06 Radius: R: 128.00
Variable Restraints
-------------------
Parameter descriptor: XL XR R
Range of variation: 44.00 1.00 20.00
Trial positions within range: 25 1 20
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RESULTS: Analysis 4 - Reclaimed Slope (3H:1V)
Bishop Simplified Method of Analysis - Circular Failure Surface
---------------------------------------------------------------
Critical Failure Surface Search using Multiple Circle Generation Techniques
Factor of Safety for initial failure surface approximation: 2.069
There were: 501 successful analyses from a total of 501 trial surfaces
Critical (minimum) Factor of Safety: 2.04
Results Summary - Lowest 99 Factor of Safety circles