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MATERIAL PROPERTIES <br />SPOIL <br />7600 <br />s \ <br />Phi ANGLE = 35 DEGREES <br />COHESION • 0 <br />CLAY <br />Phi ANGLE = 15 DEGREES <br />COHESION = 500 PSF <br />BEDROCK <br />Phi ANGLE - 0 <br />\ <br />COHESION = 5000 PSF <br />Permit Number e — <br />/ — p IF <br />Class: <br />Sectio O - 7A <br />— \ <br />PROPOSED SPOIL SURFACE <br />i_ TIwseQ <br />._._._____._._______- _._.___._. <br />— <br />SLOPE 4.2 : 1 IHORIZONTAL:VERTICAL) <br />DApplication (Coal only) � Bontl O Enforcement ❑Inspection <br />_sr1 sr, t ;6 moo+ F <br />— <br />JOB NO. 17.544 <br />~ <br />— - <br />- <br />w <br />7700 <br />— <br />LL <br />z <br />G <br />EXISTING <br />\ <br />GROUND <br />` \ <br />j <br />SURFACE <br />W <br />\ <br />J <br />7600 <br />} <br />W <br />� x <br />:t 13.5* <br />+ .._ . <br />SLIDING BLOCK USED <br />FOR ANALYSIS <br />7500 <br />�Pa <br />7400 <br />MATERIAL PROPERTIES <br />SPOIL <br />UNIT WEIGHT = 125 PCF <br />Phi ANGLE = 35 DEGREES <br />COHESION • 0 <br />CLAY <br />Phi ANGLE = 15 DEGREES <br />COHESION = 500 PSF <br />BEDROCK <br />Phi ANGLE - 0 <br />COHESION = 5000 PSF <br />Permit Number e — <br />/ — p IF <br />Class: <br />Sectio O - 7A <br />icason <br />i_ TIwseQ <br />._._._____._._______- _._.___._. <br />Class: D Report O Hytlro OGenerel_._____ <br />Doc Type: <br />DApplication (Coal only) � Bontl O Enforcement ❑Inspection <br />_sr1 sr, t ;6 moo+ F <br />Doc Date :12111 /20111 <br />JOB NO. 17.544 <br />CROSS - SECTION <br />A AT 1352000 E <br />INFINITE SLOPE CONDITION <br />F.S. = tan tan 35 <br />ton an . . <br />F.S. = 2.9 <br />p �J <br />STABILITY ANALYSIS <br />SLIDING BLOCK <br />CONSERVATIVE ANALYSIS USED. TOTAL WEIGHT <br />USED IN DRIVING FORCE CALCULATION, ONLY <br />PARTIAL LENGTH IL = 676.8 FT.) AND WEIGHT <br />ABOVE THIS SEGMENT WAS USED TO CALCULATE <br />RESISTING FORCES. <br />BLOCK SLIDING ON CLAY - F.S. = 1.8 <br />ON SPOIL - F.S. = 2.9 <br />ON BEDROCK - F.S. = 6.8 <br />-- _. <br />006850 <br />FIG. 5 <br />