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TEST BORING REPORT Boring No. BAP-7
<br /> Sheet No.2 of 2
<br /> BRIERLE Project: Loloff Slurry Wall File No. 514094-000
<br /> ASSOCIATES Client: Hall Irwin Corporation Start: 01/27/16
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<br /> 990S.Broadway Drilling Contractor: Finish: 01/27/16
<br /> Suite 222 Driller: Blake
<br /> Denver,Colorado sozos Casing Sampler Barrel Drilling Equipment and Procedures BA Rep.: Chris Karns
<br /> Type Rig Make&Model: CME-55 Elevation: 4637.764
<br /> Hollow SS,CA NX Hoist/Hammer: Safety
<br /> Inside Diameter(in.) 4.25" 1&3/8",2" 2.15" Bit Type: Cutting Head Location:
<br /> Hammer Weight(lb.) 140 lbs. Casing: HSA middle of western 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 /> s 01/27/16 9:15 None 35' 35' 34.5' 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
<br /> j Soil:Density/consistency,color,GROUP NAME,max.particle size, E ^ a
<br /> — ; p structure,odor,moisture,optional descriptions,geologic interpretation m o ^ m y
<br /> b `a Rock:Hardness,weathering,color,LITHOLOGY,texture, o ran o
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<br /> T 11 v m 3 65 joint spacing,drilling rate(min./ft.) p N a o o U a
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<br /> n 6 in ii _J 1 S N fn
<br /> S-2 16 :dli3ri 29ft. 25.9 66.2 7.9
<br /> 9 019-30 32 ?„ ,, very dense,tan,poorly graded SAND with sift and gravel(SP-SM),
<br /> 30 35 ;;;'i mostly fine sand,little gravel,few fines, moist,no odor.
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<br /> 35 it:,;V 30-35',poorly graded SAND with sift and gravel(SP-SM).
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<br /> 40 i p cu 35-40',poorly graded SAND with silt and gravel(SP-SM),less
<br /> gravel.
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<br /> :4i'C7:41
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<br /> 4595 t(rli:a
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<br /> 44 ft.
<br /> Soft,highly weathered,tan/orange,SILTSTONE(BR),blocky to
<br /> 45 R-1 laminated,heavy iron-oxide staining,wet.
<br /> 0-50.
<br /> 37\18 -PIERRE SHALE-
<br /> 45-48.1',Core loss
<br /> 4590
<br /> 48.1-48.67',Soft,highly weathered,tan/orange,SILTSTONE(BR),
<br /> smooth,horizontal bedding,heavy iron-oxide staining.
<br /> 48.67-50',Moderately hard,fresh,dark-gray,SILTSTONE(BR),
<br /> 50 R 2 horizontal bedding,smooth.
<br /> 50-53',Soft to moderately hard,fresh,dark-gray,SILTSTONE(BR),
<br /> 50.D-55.0 laminated,horizontally bedded.
<br /> 93\72
<br /> 585
<br /> 53-55',Soft,fresh,dark-gray,interbedded CLAYSTONE/
<br /> SILTSTONE(BR),horizontal bedding.
<br /> 55 5 ft.
<br /> a580
<br />
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