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• <br />• <br />a <br />C <br />v <br />0 <br />0 <br />�o <br />a <br />z <br />E <br />01 0 <br />M <br />Barr Engineering Company <br />4700 West 77th Street <br />BARR Minneapolis, MN 55435 -4803 LOG OF BORING SB09 -10 <br />� Sheet 2 of 2 <br />Project: Proposed Coal Handling <br />Location: West Elk Mine, Somerset, <br />client: Mountain Coal Company <br />Facilities <br />CO <br />Barr Project Number: 06/261004 <br />STANDARD PENETRATION <br />NATURAL DRY <br />iu <br />TEST DATA <br />DENSITY <br />w <br />o <br />of <br />\ <br />N in blows /ft @ <br />(Pcf) �c <br />o <br />t <br />MATERIAL DESCRIPTION <br />r <br />CL <br />z <br />10 20 30 40 <br />105 115 125 <br />(ASTM D2488) <br />a. <br />d <br />0 <br />n <br />d o <br />SH STRENGTH, ksf <br />Water Content, % <br />w <br />E <br />U) <br />o., x UC A TV )K <br />W W W <br />n) <br />VS o VSR O <br />1 2 3 4 <br />20 40 60 <br />30 <br />30.0 <br />,2 <br />b12 <br />35 <br />40 <br />45 <br />50 <br />55 <br />60 <br />Completion Depth: 30.0 <br />Remarks: <br />Date Boring Started: 6/30/09 <br />Date Boring Completed: 6/30/09 <br />SAMPLE TYPES <br />WATER LEVELS <br />Logged By: BWL <br />m Auger Cutting ,Shelby Tube <br />While Drilling: <br />Drilling Contractor: Haztech <br />Drilling Method: HSA <br />End of Drilling: <br />Northing: <br />® Split Spoon a Rock Core <br />Eastin <br />hrs After Drilling: <br />The stratification lines represent approbmate boundaries. The transition may be gradual. Revised March 19, 2010 <br />