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: .. <br />8650 <br />k <br />zz 8600 <br />Q <br />w <br />50 100 150 200 250 300 350 <br />DISTANCE — FEET <br />STABILITY ANALYSIS <br />SURFACE <br />STATIC <br />PSEUDO— <br />EARTHQUAKE <br />NUMBER <br />FOS <br />FOSC <br />COEFFICIENT <br />1 <br />2.2 <br />1.4 <br />0.15 <br />2 <br />1.5 <br />1.1 <br />0.15 <br />MATERIAL PROPERTIES <br />MATERIAL <br />MATERIAL <br />MOIST UNIT <br />SAT. UNIT <br />INTERNAL <br />TYPE <br />DESCRIPTION <br />WEIGHT <br />(pcf) <br />WEIGHT <br />(pcf) <br />FRICTION <br />(deg) <br />COHESION <br />(psf) <br />A <br />WASTE ROCK <br />110 <br />115 <br />35 <br />0 <br />B <br />NATURAL SOIL <br />100 <br />105 <br />33 <br />0 <br />8700 <br />8650 <br />w <br />w <br />8600 z <br />a <br />w <br />8550 <br />8500 I <br />400 450 500 550 600 <br />Permit Number M 1 L A, ✓LL pZ <br />Class: OPennit <br />.--- - - - - -- <br />Class:*,R_Wision <br />Tm?ISeu : ?±=► f� -i f �z _ -1 G ge_pk -? e <br />pass: O Report Hydro OGeneral <br />Doc Type: <br />OApplication (Coal only) O Bond O EMorcement O Inspec0on <br />NOTE: STABILITY AT RECLAMATION REMAINS UNCHANGED FROM THE APPROVED I <br />PERMIT SINCE THE UPPER LIFT IS TEMPORARY AND WILL BE REMOVED. <br />PROJECT NO. PREPARED BY: <br />14726 I <br />DATE <br />03/94 <br />REVISION STEFFEN ROBERTSON & KIRSTEN (U.S.) <br />0 Consulting Engineers & Scientists <br />FIGURE D.3 -2 <br />WASTE ROCK <br />DISPOSAL AREA B <br />STABILITY SUMMARY <br />Ilriiil IIIII IIIII 1111 111!; IGiI liiii liiil l <br />111111111111111111111111111111111111 111111 N 1 111 <br />0 0 0 1 3 0 6 6 <br />