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28 109.50 5.22 19.7 1.44 1.53 1 0.00 45.0 574.07 0.00 <br /> 340.75 0.91 <br /> 29 110.94 4.94 18.0 1.45 1.53 1 0.00 45.0 543.52 0.00 <br /> 323.81 0.91 <br /> 30 112.39 4.57 18.0 1.45 1.53 1 0.00 45.0 503.06 0.00 <br /> 299.66 0.91 <br /> 31 113.84 4.21 16.3 1.47 1.53 1 0.00 45.0 462.79 0.00 <br /> 276.89 0.91 <br /> 32 115.31 3.76 16.3 1.47 1.53 1 0.00 45.0 414.00 0.00 <br /> 247.70 0.91 <br /> 33 116.77 3.31 14.6 1.48 1.53 1 0.00 45.0 364.03 0.00 <br /> 218.98 0.92 <br /> 34 118.25 2.79 14.6 1.48 1.53 1 0.00 45.0 306.66 0.00 <br /> 184.47 0.92 <br /> 35 119.73 2.25 12.9 1.49 1.53 1 0.00 45.0 246.96 0.00 <br /> 149.49 0.92 <br /> 36 121.22 1.65 12.9 1.49 1.53 1 0.00 45.0 181.03 0.00 <br /> 109.59 0.92 <br /> 37 122.70 1.02 11.2 1.50 1.53 1 0.00 45.0 111.72 0.00 <br /> 68.13 0.93 <br /> 38 124.20 0.34 11.2 1.50 1.53 1 0.00 45.0 37.24 0.00 <br /> 22.71 0.93 <br /> X-S Area: 155.79 Path Length: 58.01 X-S Weight: 17136.52 <br /> DATA: Analysis 2 - Mining Slope <br /> Material Properties (2 materials) <br /> ------------------- <br /> Material: 1 (Mohr-Coulomb Isotropic) - Sand and gravel, mixed grain size <br /> Cohesion Phi UnitWeight Ru <br /> 0.00 45.0 110.00 Auto <br /> Material: 2 (Mohr-Coulomb Isotropic) - Loose sand, mixed grain size <br /> Cohesion Phi UnitWeight Ru <br /> 0.00 34.0 99.00 Auto <br /> Water Properties <br /> ---------------- <br /> Unit weight of water: 62.400 Unit weight of water/medium above ground: 0.000 <br /> Material Profiles (1 profile) <br /> ----------------- <br /> Profile: 1 (2 points) Material beneath: 1 - Sand and gravel, mixed grain size <br /> 0.00 7475.00 300.00 7475.00 <br /> Slope Surface (4 points) <br /> ------------- <br /> 0.00 7475.00 50.00 7475.00 150.00 7425.00 250.00 7420.00 <br /> Phreatic Surface (2 points) <br /> ---------------- <br /> 0.00 7300.00 300.00 7300.00 <br /> Failure Surface (Critical, from previous analysis) <br /> --------------- <br /> Initial circular surface for critical search defined by: XL,XR,R <br /> Intersects: XL: 74.50 YL: 7462.75 XR: 125.70 YR: 7437.15 <br /> Centre: XC: 144.12 YC: 7537.98 Radius: R: 102.50 <br /> Variable Restraints <br /> ------------------- <br /> Parameter descriptor: XL XR R <br /> Range of variation: 50.00 50.00 5.00 <br /> Trial positions within range: 10 10 5 <br /> - -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- <br /> RESULTS: Analysis 2 - Mining Slope <br /> Bishop Simplified Method of Analysis - Circular Failure Surface <br /> --------------------------------------------------------------- <br /> Critical Failure Surface Search using Multiple Circle Generation Techniques <br /> Factor of Safety for initial failure surface approximation: 2.081 <br /> There were: 470 successful analyses from a total of 501 trial surfaces <br /> 31 analyses terminated due to unacceptable geometry <br />