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TEST BORING REPORT Boring No. BA-6 <br /> Sheet No. 1 of 2 <br /> 7,BRIERLEY oje : Loloff Slurry Wall File No. 514094-000 <br /> TES <br /> r,�aIFDrnllincgt <br /> ent: Hall Irwin Corporation Start: 01/19/16 <br /> 99oS.Broadway Contractor: Finish: 01/19/16 <br /> Suite 222 Driller: Rocky <br /> Denver,Colorado 80209 Casing Sampler Barrel Drilling Equipment and Procedures BA Rep.: Chris Karns <br /> Type Rig Make&Model: CME-55 Elevation: 4636.504 <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. Casing: HSA Middle of the west side of the gravel pit. <br /> Hammer Fall(in.) 30" <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 /> i 01/19/16 12:30 None 30' 30' 29' 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 /> o U) <br /> i�42 <br /> y T Soil:Density/consistency,color,GROUP NAME,max.particle size, E ^ n 3 <br /> a � —ID structure,odor,moisture,optional descriptions,geologic interpretation f0 0 to N <br /> 0 > °� ° m Rock:Hardness,weathering,color,LITHOLOGY,texture, <br /> Lu m N joint spacing,drilling rate(min./ft) o <br /> b i o o N <br /> in a rn cn <br /> 0 >Y« 0-10',poorly graded SAND with silt and clay SP-SC <br /> 4635 rr<� -COARSE ALLUVIUM- <br /> Y•Y•J,:4' <br /> r Ffv' <br /> 5 <br /> Y.Y:ll. <br /> 4630 <br /> r rzx• <br /> TY•R'J.' <br /> it 2:?r' <br /> rrex• <br /> S 1 11 f;iiici ft' 36 53.5 10.5 <br /> 9.0 10.5 21 rt rair:I Very dense,tan,poorly graded SAND with silt and gravel(SP-SM), <br /> 10 11" 31 4ililiki mostly fine to medium grained sand,few coarse sand,some gravel, <br /> ;;;; ,;» few fines, no odor,dry. <br /> rtts:ct <br /> 4625 'a� -COARSEALLUVIUM- <br /> :ii;rEd <br /> arrr; <br /> ryit' <br /> 15 <br /> u u:cr. <br /> 4620 liij tl:»I <br /> ti tl.7'� <br /> ZiTIlr <br /> '1l 11�C4 <br /> •tu,bn <br /> S-2 12 .rh5'ri 19 ft. <br /> 19.0 20. 19 Medium dense,tan,poorly graded SAND with silt and gravel(SP- <br /> 20 1g SM),some fine to medium grained sand,little to some coarse sand, <br /> 12 little cobbles,little fines. <br /> 4615 -COARSE ALLUVIUM- <br /> ccaaa:r <br /> r.re,:rrr <br /> 25 „hie <br /> ��'�'��'?�! Drill rig chatter-possible cobbles. <br /> li:iiiiiiiii <br /> 4610 <br /> .............. <br /> i:i!iTi-i:i: <br /> teen;a: <br /> Maximum partite size is determined by direct observation within the limitations of the sampler. <br /> Boring No:BA-6 <br /> NOTE:Soil and rock identification based on visual-manual methods of the USCS as practiced by Brierley Associates. <br />