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Boring Log: 10+80 <br /> <br />Project: West Elk Mine <br />Surface Elevation (feet AMSL *): <br />Project No.: 500002 <br />Location: Somerset, Colorado <br />Date: Mazch 20, 2003 <br /> <br />• <br />Tolal Depth (Peet): 31.5 <br />Borehole Diameter inches): 8 <br />..___ <br />ENVIRONMENTAL <br />STRATEGIES <br />Sample Data Subsurface Pro£de <br /> ~ S <br /> <br />~ a <br />Q <br />L <br /> ~ o c m Description <br />s <br />a <br />o <br />a <br />" <br /> <br />~ <br />a <br />s a s <br />a to a, w e a <br /> Ground Surface <br />0 CLAYEY SILT (ML) <br /> Dark brown, some gavel, moist <br />2 <br /> NA Auger <br />4 <br />6 1 NA as-t3 loo CLAYEYS/LT (ML) <br />avel a <br />moist <br />ht brown <br />some <br />and <br />t <br />n <br />fa <br />mcnts <br />moderat <br />tic <br />ve <br />tiff <br />Li <br />d <br />l <br />l <br /> . <br />, <br />g <br />g <br />, <br />, <br />ry s <br />, <br />g <br />n <br />s <br />s <br />o <br />e <br />e <br />y p <br />as <br />8 <br />7o <br />z <br />Na <br />~-uao <br />loo CLAYEYSILT (ML) <br /> Brown to reddish brown <br />some fine <br />avel <br />ve <br />stiff <br />sli <br />htl <br />lastic <br />moist <br /> <br />IZ , <br />g <br />, <br />ry <br />, <br />g <br />y p <br />, <br />. <br />14 <br />- <br />_-~- <br />76 3 NA 42-4 700 CLAY(CL) - <br />' <br />andstone cobbl <br />lastic <br />mottled <br />G <br />di <br />$ <br />i <br />t <br /> ay, some s <br />, <br />es, me <br />um so <br />p <br />, mo <br />s <br />18 <br />zo <br />4 <br />NA <br />46-9 <br />] 00 S/LTY CLAY (CL) <br /> <br />Brown <br />some fine <br />avel and sand <br />stiff to ve <br />stiff <br />modeat <br />l <br />lasti <br />moiri <br /> <br />22 , <br />g <br />ry <br />, <br />y p <br />q <br />. <br />, <br />e <br />24 <br />-~ <br />--- <br />26 5 NA 12-169 100 CLAY(CL) - <br />~--- <br />sandstone cobbles at 25 to 26 <br />cohesive <br />lastic <br />moist <br />Ga <br />2 <br /> , <br />y, <br />. <br />, <br />, p <br />28 <br />3o S/LT (ML) -WEATHERED SHALE <br /> 6 NA 5-7-11 100 <br />t <br />bl <br />- <br />la <br />tiff <br />hi <br />hl <br />th <br />ed sh <br />i <br />t <br />G <br />i <br />l <br /> ue gay, non <br />p <br />c, very s <br />g <br />y wea <br />er <br />ay <br />o <br />st <br />, <br />a <br />e, mo <br />s <br />32 <br />34 <br />Logged By: Pat Peterson Method: HSA ID(inches): 4.25 <br />Subrontractor: DA Smith Drilling Company <br />Driller/ Operator: Roger ~ <br />AMSL=Above mears sea level <br />