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Soil Unit Material Type Density(pcf) Phi' (a_,,, C' (pcf) <br /> Overburden Overburden 83.4 27 0 <br /> r FZ '{-t, Topsoil Stockpile Overburden/Topsoil Mix 81.4 22 0 <br /> Fines Reject Reject Sand and Gravel 87.2 30 0 <br /> J �1� <br /> ti <br /> FOS = 1 .7 (meets design criteria) <br /> 7,500 7,500 <br /> 7,450 7,450 <br /> 7,400 7,400 <br /> 7 35o <br /> c 7,350 � <br /> 0 0 <br /> N 7,300 7, — <br /> ICU <br /> N 7,250 ~ - - 7,250 a)w w <br /> 7,200 7,200 <br /> 7,150 7,150 <br /> 7,100 7,100 <br /> 0 200 400 600 800 1.000 1,200 1,4W <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 A <br /> Closure—Static <br /> NORW EST Fig.A. <br /> Rev. A cok PORar ioN <br />