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3 <br /> <br /> <br />DEPTH <br />(FT.) <br /> <br />5 <br /> <br /> <br /> <br />10 <br /> <br /> <br /> <br />15 <br /> <br /> <br /> <br />20 <br /> <br /> <br /> <br />25 <br /> <br /> <br /> <br /> <br />30 <br /> <br /> <br /> <br />35 <br /> <br /> <br /> <br />40 <br /> <br />NO Free Water During Drilling 4-7.2004 LOG. OF SUBSURFACE EXPLORATION <br /> Stability Study, Coal Refuse.Piles # 2, 3 & 4 <br /> DESERADO MINE Ran elv Colorado <br />i GRAND JUNCTION Blue Mountain Energy ;'. Date <br />LINCOLN - DeVORE, Inc. Rangely, Colorado 5-23-2004 <br />Geotechnical Consultants Job No. Drawn <br />Grand Junction, Colorado 90875-GJ EMM <br /> <br /> <br />SOIL BORING N0. 2 DRILL: OJLD CMEdSB <br />REFUSE PILE 3, 3 b d NORTHEAST CORNER <br />60R1NG ELEVATION: AUGERfrOOtS: 3.76" Id, HSA <br />BLOW <br />COUNT <br />SOIL <br />DENSITY <br /> <br />WATER <br />LOG DESCRIPTION /inch cf <br /> CS <br /> COAL & SHALE LOWER DENSITY S1. DAMP 5 3316 - 77.9 12.3°fo <br /> HARD to DRILL MEDIUM -WELL CRUSHED 50/5 88.7 10.3% <br /> VERY ROCKY <br /> CS <br /> COAL & SHALE LOWER DENSITY SI. DAMP 10 15/6. 82.5 11.4% <br /> HARD 10 DRlll MEDIUM -WELL CRUSHED 27/6 71.7 11.6% <br /> VERY ROCKY 5015 <br /> CS <br /> COAL 8 SHALE LOWER DENSITY SI. DAMP 1$ 17/6: 80.1 11.7% <br /> HARD to DRILL MEDIUM -WELL CRUSHED 35/6 80.2 11.4% <br /> 50/5 <br /> LESS ROCKY STRATA CS <br /> COAL & SHALE LOWER DENSITY DRY to SI. DAMP 20 12/6 88.1 10.0% <br /> HARD to GRILL MEDIUM -WELL CRUSHED 1fi/6 ++ 102.0 8.7% <br /> 22/8 -. <br /> LESS ROCKY STRATA CS <br /> COAL & SHALE MEDIUM DENSITY 51. DAMP 25 10/6 'S 89.9 11.1% <br /> HARD to DRILL MEDIUM -WELL CRUSHED 71/6 80.8 11.6% <br /> LOWER DENSITY 14/6 ~.- <br /> LESS ROCKY STRATA <br /> CS <br /> COAL & SHALE MEDIUM DENSITY DRY to SI. DAMP 30 12/6 ' 88.7 8.0% <br /> HARD to DRILL MEDIUM -WELL CRUSHED 15/6 87.9 10.0% <br /> LESS ROCKY STRATA 2016 ~~- <br /> CS <br /> COAL & SHALE ~ LOWER DENSITY DRY to SI. DAMP 3$ 14/6 ~ 88.5 7.6% <br /> HARD to DRILL MEDIUM -WELL CRUSHED 15/6 83.8 9.8% <br /> LESS ROCKY STRATA 21/6 =~ <br /> COAL & SHALE MEDIUM DENSITY DRY to S1. DAMP CS 1316 ;.. <br /> Blow Counts are counted for each 40 2116 =:. 91.7 7.7°h <br /> T.D. 40 6 inches of sam ler enetration. 35/6 ; 91.2 8.5% <br /> <br />