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Forward RRF SWT Engineering <br />Z:\PROJECTS\Allied Waste\Forward\Resource Recovery Facility\5 Yr Permit Rvw 2013-14\RCSI 2014\Tables\Table 2 - Sub Soil Prop.doc; <br />1/3/2014 <br />TABLE 2 <br />FORWARD COMPOSTING FACILITY <br />SUMMARY OF SUBSURFACE SOIL PROPERTIES AND UNIT WEIGHTS <br /> <br /> <br />Material Friction Angle <br />(deg) <br />Cohesion <br />(psf) <br />Unit Weight <br /> (pcf) <br />Foundation Materials (simplified profile) <br />" Elevation 10 to 39 feet, dense silty sand and very <br />stiff lean clay 33 0 120 <br />" Elevation zero to 10 feet, very stiff lean clay 0 2,300 120 <br />" Elevation zero to -30 feet, dense silty/clayey sand 36 0 120 <br />" Elevation -30 feet to -60 feet, very stiff lean clay 0 3,300 125 <br />" Elevation -60 to -150 feet, very dense silty/clayey <br />sand 36 0 125 <br />" Elevation -150 feet to -200 feet, very dense poorly <br />graded sand 40 0 125 <br />