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TEST BORING REPORT Boring No. BA-1 <br /> Sheet No.3 of 3 <br /> BRIERLEY Project: Loloff Slurry Wall File No. 514094-000 <br /> ASSOCIATES <br /> C,e,;950 U a r, Client: Hall Irwin Corporation Start: 01/18/16 <br /> 990S.Broadway Drilling Contractor: Finish: 01/18/16 <br /> Suite 222 Driller: Rocky <br /> Denver,Colorado 80209 Casing Sampler Barrel Drilling Equipment and Procedures BA Rep.: Chris Kams <br /> Type Rig Make&Model: CME-55 <br /> Elevation: 4635.642 <br /> Hollow SS,CA Hoist/Hammer: Safety <br /> Inside Diameter(in.) 3.75" 1&3/8",2" Bit Type: Cutting Head Location: <br /> Hammer Weight(lb.) 140 lbs. East side of the pit near the entrance <br /> Hammer Fall(in.) 1 30" <br /> Casing: HSA and existing oil and gas pipeline. <br /> Water Level Data Sample Identification Notes <br /> Water Date Time Elapsed Bottom Bottom Depth to <br /> Level mm/dd/yy Time of Casing of Hole Water C California Barrel <br /> s 01/18/16 10:15 None 35' 35' 31' CS Continuous Sampler R Core <br /> S Split Spoon B Bulk <br /> G Geo robe T Thin Wall Tube <br /> 0 <br /> Visual-Manual Identification and Description Laboratory Results <br /> in <br /> u? m Soil:Density/consistency,color,GROUP NAME,max.particle size, E a)a <br /> a �Q p structure,odor,moisture,optional descriptions,geologic interpretation m o @ y <br /> Rock:Hardness,weathering,color,LITHOLOGY,texture, r�s a� o o o °� <br /> ° w ° E 00 joint spacing,drilling rate(min./ft.) 3 - - U a- <br /> o <br /> 2 in ii _ a D rn rn <br /> 59.0-60.5 10 e. edium dense,tan/light-brown,poorly graded SAND with silt and <br /> 60 10" 7 rr: clay and ravel SP-SC,mostly fine to medium sand,some fines, <br /> Y 9 ( ) Y <br /> 4575 few coarse sand,little gravel. <br /> rim <br /> -COARSE ALLUVIUM- <br /> zr.r.;e• <br /> rtta• <br /> r.r.Ru <br /> 'irax <br /> 65 <br /> 4570 'l:Y't'•t <br /> rriv. <br /> rr..!u• <br /> C-7 50/5" 7 ft. <br /> 67.0-68 Soft,fresh,dark gray/gray,interbedded,clayey SILTSTONE(BR), <br /> 2" 50/3" laminated. <br /> C 8 50/2 <br /> 68 " PIERRE SHALE- <br /> 2„69 As above. <br /> 70 9 ft. <br /> a565 69 9 As above. <br /> 4" <br /> 75 <br /> 4560 <br /> 80 <br /> 4555 <br /> 85 <br /> a550 <br />