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Material: Foundation <br />Strength Type: Mohr-Coulomb <br />Unit Weight: 120 Ib/ft3 <br />Cohesion: 1 psf <br />Friction Angle: 26 degrees <br />Water Surface: None <br />Material: Ph V 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: Structural Fill <br />Strength Type: Mohr-Coulomb <br />Unit Weight: 120 Ib/ft3 <br />Cohesion: 1 psf <br />Friction Angle: 38 degrees <br />Water Surface: None <br />Global Minimums <br />Method: spencer <br />FS: 1.295150 <br />Center: 143.715, 1480.594 <br />Radius: 1361.518 <br />Left Slip Surface Endpoint: 16.840, 125.000 <br />t Right Slip Surface Endpoint: 1262.726, 705.000 <br />Resisting Moment=1.15337e+010 lb-ft <br />Driving Moment=8.90532e+009 lb-ft <br />Resisting Horizontal Force=7.41327e+006 lb <br />Driving Horizontal Force=5.72388e+006 lb <br />Valid / Invalid Surfaces <br />Method: spencer <br />Number of Valid Surfaces: 1099 <br />Number of Invalid Surfaces: 3752 <br />Error Codes: <br />Error Code -101 reported for 27 surfaces <br />Error Code -103 reported for 38 surfaces <br />Error Code -109 reported for 1 surface <br />Error Code -111 reported for 1 surface <br />Error Code -1000 reported for 3685 surfaces <br />Error Codes <br />The following errors were encountered during the computation: <br />-101 =Only one (or zero) <br />surface / slope intersections. <br />-103 = Two surface / slope intersections, <br />but one or more surface / nonslope external polygon <br />intersections lie between them. This usually occurs