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755.65 7965.27 801.69 7965.27 804.19 7940.27 850.24 7940.27 852.74 7915.27 <br /> 898.78 7915.27 901.28 7890.27 947.32 7890.27 949.82 7865.27 995.86 7865.27 <br /> 997.39 7850.00 1250.86 7850.00 <br /> Phreatic Surface (2 points) <br /> ---------------- <br /> 0.00 7800.00 450.00 7800.00 <br /> Failure Surface <br /> --------------- <br /> Initial circular surface for critical search defined by: XL,XR,R <br /> Intersects: XL: 200.00 YL: 8265.27 XR: 800.00 YR: 7965.27 <br /> Centre: XC: 749.00 YC: 8613.27 Radius: R: 650.00 <br /> Variable Restraints <br /> ------------------- <br /> Parameter descriptor: XL XR R <br /> Range of variation: 360.00 605.00 25.00 <br /> Trial positions within range: 25 75 50 <br /> RESULTS: Analysis 1 - Mining complete to final bedrock bottom <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: 98.954 <br /> Analysis Summary <br /> There were: 49674 successful analyses from a total of 93751 trial failure surfaces <br /> 44077 analyses terminated due to unacceptable geometry <br /> Critical (minimum) Factor of Safety: 41.61 <br /> Negative normal stresses exist on the base of one or more slices; examine slice data and consult the GALENA Help utility <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 20.00 8330.52 1102.50 7850.00 666.16 8326.60 646.17 41.608 <-- Critical Surface <br /> 2 20.00 8330.52 1102.50 7850.00 668.72 8332.37 648.72 41.612 <br /> 3 20.00 8330.52 1102.50 7850.00 669.23 8333.51 649.23 41.612 <br /> 4 20.00 8330.52 1102.50 7850.00 669.73 8334.64 649.74 41.612 <br /> 5 20.00 8330.52 1102.50 7850.00 670.23 8335.78 650.26 41.613 <br /> 6 20.00 8330.52 1102.50 7850.00 665.64 8325.43 645.66 41.613 <br /> 7 20.00 8330.52 1102.50 7850.00 667.19 8328.92 647.19 41.618 <br /> 8 20.00 8330.52 1102.50 7850.00 665.12 8324.26 645.15 41.618 <br /> 9 20.00 8330.52 1102.50 7850.00 666.68 8327.76 646.68 41.621 <br />