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GALENA OUTPUT <br /> GALENA 7.1 Analysis Results Version 7.10.1.04 Licensee: Greg Lewicki and Associates <br /> Project: Kattenberg Pit <br /> File: E:\Work\GLA Dropbox\Ben Langenfeld\United Companies\Kattenburg Pit\Slope Stability\Kattenberg Pit.gmf <br /> Processed: 06 Dec 2022 16:48.26 <br /> DATA: Analysis 1 - Permanent Highwall Slope Stability <br /> Material Properties (2 materials) <br /> ------------- <br /> Material: 1 (Mohr-Coulomb Isotropic) - Sand and gravel, mixed grain sr e <br /> Cohesion Phi UnitWe rght Fu <br /> 0.00 45.0 110.50 Auto <br /> Material• (Mohr-Coulomb Isotropic) - Loose sand, mixed grain size <br /> Cohesion Phi UnitWe ig ht Pu <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 (I profile) <br /> ----------------- <br /> Profile: 1 (2 points) Material beneath. 1 - Sand and gravel, mined grain size <br /> 0.00 8225.00 400.00 82^_5.00 <br /> Slope Surface (5 points) <br /> ------------- <br /> 0.00 8170.00 20 00 6170.30 133.10 8170.20 300 00 8224.00 400.00 8224.30 <br /> Phreatic Surface (2 points) <br /> ________________ <br /> 0.00 8150.00 400.00 8150.00 <br /> Failure Surface <br /> --------------- <br /> Initial circular surface for critical search defined by: XL,XR,R <br /> Intersects: XL: 133.30 YL• 8170.26 XR: 300.20 YR: 8224.00 <br /> Centre: X C: 65.89 YC: 8665,70 Radius: R: 500.00 <br /> Variable Restraints <br /> -------------- <br /> Parameter descriptor: XL XR R <br /> Range of variation: 150.00 150 00 50.00 <br /> Trial posy tions within range. 25 25 25 <br /> RESULTS: Analysis 1 - Permanent Highwall Slope Stability <br /> Bishop Simplified Method of Analysis - Circular Failure Surface <br /> Critical Failure Surface Search using Multiple Circle Generation Techniques <br /> Factor of Safety for initial failure surface approximation: 3.145 <br /> There were: 9909 successful analyses from a total of 15625 trial surfaces <br /> 5716 analyses terminated due to unacceptable geometry <br /> Critical (minimum) Factor of Safety: 3.10 <br /> Results Summary - Lowest 99 Factor of Safety circles <br /> Circle X-Left Y-Left X-Right Y-Right X-Centre Y-Centre Radius FOS <br /> 1 208.30 8194.44 225.20 6199.89 64.00 8670.99 497 92 3 102 <-- Critical Surface <br /> 2 208.30 8194 44 225.20 8199.89 55.69 8696.77 525 00 3 102 <br /> 3 208.30 8194 44 225.20 8199.89 65.28 8667.02 493.75 3.102 <br /> 4 208.30 8194.44 1_25.10 8199.89 62.08 8676.94 504.17 3.10 <br /> 5 ^_08.30 8194 44 225.20 8199.89 62.72 8674 96 502.08 3.102 <br /> 6 208.30 6194.44 225.-0 8199.89 57.60 8690.82 518.75 3.102 <br /> 7 208 30 8194.44 225.20 8199 89 60.16 8682 89 510.42 3.102 <br /> 8 208 30 8199.99 225.20 8199.89 61.49 8678.9 506.25 3.102 <br /> 9 208.30 8194.44 225 20 8111 89 63 36 8672 97 500.00 3.102 <br /> 10 208.30 8194.44 225.20 a 99.89 69 11 8655.12 481.25 3.102 <br /> 11 108.30 8194.44 225.20 8199.89 67.19 8661.07 487.50 3.102 <br /> 12 208.30 8194.44 215 20 8199.89 59.52 8684.87 512.50 3.102 <br /> 13 208.30 8194.44 1_5.20 8199.89 66 56 8663.06 499.58 3.103 <br /> 14 208.30 8194.44 _225.20 8199.89 58.24 8688.84 516.67 3.103 <br /> 15 208.30 8194.44 1_5._10 8199.89 69.75 8653.14 479.17 3.103 <br /> 16 208.30 8194.44 225 20 8199.89 58.88 8686.85 514.58 3 103 <br /> 17 208.30 8199.99 225 20 8155.89 68.97 8657.11 483.33 3.103 <br /> 18 208.30 8194.99 225.20 8199.89 71.03 8649.17 475 00 3 103 <br /> 19 _^08.30 8194.44 225 20 8199.89 65.92 8665.04 431.67 3 103 <br /> _20 208.30 8194.44 225.10 8199.89 60.80 8580.90 508.33 3.103 <br /> 21 208.30 8194.44 _'25.20 8199.89 70.39 8651 16 477.08 3.103 <br /> 22 208.30 8194.44 225.10 8199.89 56.97 86q2 80 520.83 3.103 <br /> Kattenberg Pit Slope <br /> Stability 5 Lewicki 81 Associates <br /> December 2022 <br />