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RECEIVED <br />JUL 141995 <br />Division of Minerals & b00109Y 8700 <br />Li- <br />8600 <br />I <br />z <br />F <br />Q <br />8500 <br />w <br />8400 t <br />0 <br />100 200 300 <br />400 500 <br />DISTANCE — FEET <br />MATERIAL PROPERTIES I <br />MATERIAL <br />TYPE <br />MATERIAL <br />DESCRIPTION <br />UNIT WT. (psf) <br />SHEAR STRENGTH <br />6nwW <br />3set <br />0 <br />deg <br />C <br />psf <br />© <br />UNSATURATED TAILINGS <br />105 <br />120 <br />30 <br />300 <br />® <br />SATURATED TAILINGS • <br />105 <br />120 <br />16 <br />300 <br />© <br />I EMBANKMENT FILL <br />125 <br />135 <br />1 35 <br />0 <br />FOUNDATION SOIL <br />125 <br />135 <br />1 35 <br />1 0 <br />*YIELD ACCELERATION ANALYSES INCORPORATED A FRICTION ANGLE OF ZERO <br />AND 475 pef COHESION FOR SATURATED TAILINGS. <br />600 700 <br />: XF <br />8600 <br />® / z <br />/ 8500 <br />w <br />STABILITY ANALYSIS SUMMARY <br />1 <br />FAILURE <br />TYPE <br />STATIC <br />FOS <br />PSEUDOSTATIC <br />FOS• <br />YIELD ACCEL. <br />(X 9) <br />2.87 <br />1.31 <br />NA <br />© <br />NA <br />NA <br />18.2 <br />© <br />2.76 <br />1.22 <br />15.2 <br />® <br />2.87 <br />1 1.12 <br />10.6 <br />® <br />6.9 <br />1 1.95 <br />11.3 <br />*SEISMIC COEFFICIENT OF 0.159 <br />NA - NOT APPLICABLE TO THIS FAILURE SURFACE <br />STEFFGN R0111MMON k <br />Consulting Engineers & Scientists <br />PROJECT NO. DATE REVISION <br />14729 06/95 A <br />Permit Number ti — vi 1-9 —( I <br />Class: Opened <br />_Section/Exhibit: _ -------------------------------------------------- <br />! Class:O Revision 99���e� i <br />Type /Seq: __- _- _- --------- <br />:�_� -�=� <br />Class: Weport O Hydro OGenerall <br />Doc Type: - <br />OApplicatien (Coal only) O Bond O Enforcement O Inspection <br />I <br />0 0 0 1 2 2 6 1 <br />