Laserfiche WebLink
khm '9. 2009 <br />Pgge <br />Figure 5. Natural Segregation of Coarse Rock at Toe of Dragline Spoil Pile, C:-Dip Pit <br />Table 5. Material Properties for Computer Modeling <br /> Angle of <br /> Internal <br />Material Description Friction Cohesion <br /> (degrees) (psf) <br />Kuck spoil 37.0 tl <br />Mix of ruck and ,oil (ruck\ l 30.0 •400 <br />Mix ofrock and soil werige) 20.0 1.300 <br />Mix ofrock and soil (more soil) 10.0 2,000 <br />Shaley material fair compaction 20.0 200 <br />Weathered shale well compacted 15.0 I.i00 <br />Weathered shale fair compaction I i.0 1,000 <br />Table 6. Horse Gulch Fill Characteristics <br />Volume of I lurse (Iulch till 24.0 million cuhIC yards <br />:Anticipated make-up 60'o sandstone 40(',, shale <br />Maximum slope of fill 311:1 V <br />Placement method 2 1 ",, dragline 79"„ truck <br />Intermediate bench Contour ditch spacing 100 feet <br />Maximum lift thickness 100 feet <br />Agaptto Associates. Inc.