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Soil Unit Material Type Density(pcf) Phi' (a`_, C' (pcf) <br /> Overburden Overburden 83.4 27 0 <br /> Topsoil Stockpile Overburden/Topsoil Mix 81.4 22 0 <br /> Fines Reject Reject Sand and Gravel 87.2 30 0 <br /> Section B <br /> FOS = 1 .9 (meets design criteria) <br /> - <br /> 7,350 7,350 <br /> 7,300 7,300 <br /> 7,250 7,250 <br /> O 7,200 7,200 <br /> 7,150 7,150 <br /> (L) 7,100 w „ 7100 a)L LI 7,050 7 050 L1J <br /> 7,000 „" 7,000 <br /> 0 200 400 600 800 1,000 1,200 1,400 1,600 1,800 <br /> Distance (ft) <br /> Note: TRANSIX MIX CONCRETE CO. <br /> 1. The factor of safety(FOS) is for the optimized slip surface calculated using the Spencer method in SLOPE/W HITCH RACK RANCH <br /> (Version 8.14). <br /> 2. Static FOS Criteria>_ 1.5. Stability Analysis <br /> Section B <br /> Operational - Static <br /> Rev. A NORWEST Fig.B.1 <br /> COR PORAT ION <br />