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GALENA 7.2 Analysis Results Version: 7.20.3.01 Licensee: J & T Consulting <br /> Project: DPG Site <br /> File: C:\Galena Models\DPG\DPG Case 3 Full+150.gmf Processed: 19 Aug 2021 <br /> 13:49:25 <br /> DATA: Analysis 1 - Case 3 - Full Pond 150ft Setback <br /> Material Properties (7 materials) <br /> ------------------- <br /> Material: 1 (Mohr-Coulomb Isotropic) - Overburden <br /> Cohesion Phi UnitWeight Ru <br /> 150.00 22.0 131.00 Auto <br /> Material: 2 (Mohr-Coulomb Isotropic) - Sand and Gravel <br /> Cohesion Phi UnitWeight Ru <br /> 0.00 35.0 125.00 Auto <br /> Material: 3 (Mohr-Coulomb Isotropic) - Weathered Bedrock <br /> Cohesion Phi UnitWeight Ru <br /> 100.00 18.0 141.00 Auto <br /> Material: 4 (Mohr-Coulomb Isotropic) - Stable Bedrock <br /> Cohesion Phi UnitWeight Ru <br /> 2000.00 20.0 141.00 Auto <br /> Material: 5 (Mohr-Coulomb Isotropic) - Slurry Wall <br /> Cohesion Phi UnitWeight Ru <br /> 0.00 45.0 110.00 Auto <br /> Material: 6 (Mohr-Coulomb Isotropic) - Clay <br /> Cohesion Phi UnitWeight Ru <br /> 50.00 16.0 120.00 Auto <br /> Material: 7 (Mohr-Coulomb Isotropic) - Silt <br /> Cohesion Phi UnitWeight Ru <br /> 100.00 2.0 100.00 Auto <br /> Water Properties <br /> ---------------- <br /> Unit weight of water: 62.400 Unit weight of water/medium above ground: 62.400 <br /> Material Profiles (3 profiles) <br /> ----------------- <br /> Profile: 1 (2 points) Material beneath: 2 - Sand and Gravel <br /> 0.00 160.00 580.00 160.00 <br /> Profile: 2 (2 points) Material beneath: 3 - Weathered Bedrock <br /> 0.00 100.00 580.00 100.00 <br /> Profile: 3 (2 points) Material beneath: 4 - Stable Bedrock <br /> 0.00 97.00 580.00 97.00 <br /> Slope Surface (7 points) <br /> ------------- <br /> 0.00 100.00 160.00 100.00 280.00 160.00 430.00 160.00 497.50 <br /> 150.00 <br /> 565.00 160.00 580.00 160.00 <br /> Phreatic Surface (4 points) <br /> ---------------- <br /> 0.00 150.00 100.00 150.00 250.00 150.00 580.00 150.00 <br /> Failure Surface <br /> --------------- <br /> Initial circular surface for critical search defined by: XL,XR,R <br /> Intersects: XL: 160.00 YL: 100.00 XR: 463.75 YR: 155.00 <br /> Centre: XC: 246.13 YC: 490.62 Radius: R: 400.00 <br /> Variable Restraints <br /> ------------------- <br /> Parameter descriptor: XL XR R <br /> Range of variation: 10.00 67.50 50.00 <br /> Trial positions within range: 20 20 50 <br /> - -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- <br /> RESULTS: Analysis 1 - Case 3 - Full Pond 150ft Setback <br /> Bishop Simplified Method of Analysis - Circular Failure Surface <br /> --------------------------------------------------------------- <br /> Critical Failure Surface Search using Multiple Circle Generation Techniques <br /> Initial failure surface approximation - Factor of Safety: 4.698 <br /> Analysis Summary <br /> ---------------- <br /> There were: 20001 successful analyses from a total of 20001 trial failure surfaces <br /> Critical (minimum) Factor of Safety: 2.77 <br /> Results Summary - Lowest 99 Factor of Safety circles <br /> ---------------------------------------------------- <br /> Circle X-Left Y-Left X-Right Y-Right X-Centre Y-Centre Radius FoS <br /> 1 160.79 100.39 430.00 160.00 213.40 500.52 403.57 2.766 <-- Critical Surface <br />