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0 Water Surface: None <br />Material: Ph III Geomembrane/Soil Liner <br />Strength Type: Mohr-Coulomb <br />Unit Weight: 120 Ib/ft3 <br />Cohesion: 1 psf <br />Friction Angle: 18 degrees <br />Water Surface: None <br />Material: Ph II Geomembrane/Soil Liner <br />Strength Type: Mohr-Coulomb <br />Unit Weight: 120 Ib/ft3 <br />Cohesion: 1600 psf <br />Friction Angle: 15 degrees <br />Water Surface: None <br />Global Minimums <br />Method: spencer <br />FS: 1.486030 <br />Center: 86.872, 2353.562 <br />Radius: 2127.076 <br />Left Slip Surface Endpoint: 495.090, 266.025 <br />Right Slip Surface Endpoint: 1703.151, 970.777 <br />Resisting Moment=2.01588e+010 lb-ft <br />Driving Moment=1.35656e+010 lb-ft <br />Resisting Horizontal Force=8.15833e+006 lb <br />Driving Horizontal Force=5.49002e+006 lb <br />Valid / Invalid Surfaces <br />Method: spencer <br />Number of Valid Surfaces: 195 <br />Number of Invalid Surfaces: 4656 <br />Error Codes: <br />Error Code -101 reported for 1 surface <br />Error Code -113 reported for 167 surfaces <br />Error Code -1000 reported for 4488 surfaces <br />Error Codes <br />The following errors were encountered during the computation: <br />-101 =Only one (or zero) <br />surface / slope intersections. <br />-113 = Surface intersects outside slope limits. <br />-1000 = No valid slip surfaces are generated <br />at a grid center. Unable to draw a surface. <br />List of All Coordinates <br />Search Grid <br />-169.168 1073.362