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<br />z <br /> <br /> <br />DEPTH <br />(FTJ <br /> <br />40 <br /> <br /> <br /> <br />45 <br /> <br /> <br /> <br />50 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />LOG OF SUBSURFACE EXPLORATION <br /> Stability Study, Coal Refuse Piles # 2, 3 & 4 <br /> DESERADO MINE, Ran¢ely, Colorado <br />GRAND JUNCTION Blue Mountain Energy ~? Date <br />LINCOLN - DeVORE, InC. Rangely, Colorado 5-23-2004 <br />Geotechnical Consultants Job No. Drawn:. <br />Grand ,function, Colorado 90875-CJ EMM <br /> <br /> <br />SOIL BORING N0. ~ COflt. DRILL GJLD CME~45B <br />REFUSE PILE 2, 3 b 4 NORTHWEST GORNER <br />BORING ELEVATION: AUGER/rOOLS: 3.75" itl, HSA <br />BLOW <br />COUNT. <br />SOIL <br />DENSITY <br /> <br />WATER <br />LOG DESCRIPTION /inch pcf <br /> CS <br /> COAL 8 SHALE LOWER DENSITY DRY to SI. DAMP 40 22/6 74.4 9.9% <br /> HARD to DRILL MEDIUM -WELL CRUSHED 38/6 ~ 88.6 8.9% <br /> 50/5 <br /> CS <br /> COAL & SHALE MEDIUM DENSITY DRY to SI. DAMP 45 18/6 ~ 89.8 9.9% <br /> HARD l0 DRILL MEDIUM -WELL CRUSHED 2616 89.6 10.5% <br /> LESS ROCKY STRATA 3716 <br /> COAL 8 SHALE MEDIUM DENSITY DRY to SI. DAMP CS 20/6 ~ 91.2 9.4% <br /> HARD to DRILL MEDIUM -WELL CRUSHED 50 27/6 86.5 10.8°h <br /> VERY ROCKY 41/6 <br /> EFFECTIVE AUGER REFUSAL @ 49' <br /> T.D. @ 49 <br /> Blow Counts are counted far each <br /> 6 inches of sampler peneVation. <br /> NO Free Water <br /> Durin Drillin 4.7-2004 <br /> <br />