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E:\Work\Dropbox(GLA)\United Companies\Sievers Pit\DRMS\Draft 190930\Sievers Pit GALENA Data.pdf Monday,September 30,2019 4:37 PM <br /> GALENA 7. 1 Analysis Results Version: 7.10.1. 02 Licensee: Greg Lewicki and <br /> Associates <br /> Project: Sievers Pit - Geotech Stability Exhibit <br /> File: E: \Work\Dropbox (GLA) \United Companies\Sievers Pit\DRMS\Sievers Pit Geotech 190930.gmf <br /> Processed: 30 Sep 2019 16:35:05 <br /> DATA: Analysis 1 - Mining and Reclamation Slope Stability <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: 62.400 <br /> Material Profiles (1 profile) <br /> ----------------- <br /> Profile: 1 (4 points) Material beneath: 1 - Sand and gravel, mixed grain size <br /> -200.00 5568.00 0.00 5568.00 23.00 5568.00 500.00 <br /> 5560.00 <br /> Slope Surface (5 points) <br /> ------------- <br /> -200.00 5568 .00 0.00 5568.00 23.00 5568.00 137.00 <br /> 5530.00 500.00 5530. 00 <br /> Phreatic Surface (2 points) <br /> ---------------- <br /> -200.00 5510.00 500.00 5510.00 <br /> Failure Surface <br /> --------------- <br /> Initial circular surface for critical search defined by: XL,XR,R <br /> Intersects: XL: -26. 00 YL: 5568.00 XR: 96.00 YR: 5543. 67 <br /> Centre: XC: 168. 43 YC: 6224 .83 Radius: R: 685.00 <br /> Variable Restraints <br /> ------------------- <br /> Parameter descriptor: XL XR R <br /> Range of variation: 90. 00 132.00 25.00 <br /> Trial positions within range: 25 25 25 <br /> - -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- <br /> -- -- -- -- -- -- -- -- -- - <br /> RESULTS: Analysis 1 - Mining and Reclamation Slope Stability <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: 4 . 926 <br /> There were: 12488 successful analyses from a total of 15625 trial surfaces <br /> 3137 analyses terminated due to unacceptable geometry <br /> -1- <br />