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TEST BORING REPORT Boring No. BA-9
<br /> Sheet No.3 of 4
<br /> BRIE EY Project: Loloff Slurry Wall File No. 514094-000
<br /> ASSOCIATES
<br /> aeaaa_waaeUaae,a „a Client: Hall Irwin Corporation Start: 01/21/16
<br /> 990 S.Broadway Drilling Contractor: Finish: 01/21/16
<br /> Suite 222 Driller: Blake
<br /> Denver,Colorado 80209 Casing Sampler Barrel Drilling Equipment and Procedures BA Rep.: Chris Kams
<br /> Type Rig Make&Model: CME-55 Elevation: 4643.624
<br /> Hollow SS,CA Hoist/Hammer: Safety
<br /> Inside Diameter(in.) 4.25" 1&3/8",2" Bit Type: Cutting Head Location:
<br /> Hammer Weight(lb.) 140 lbs. Casing: HSA Northwest corner 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 01/21/16 8:20 None 25' 25' 22' 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 /> � N
<br /> C > L
<br /> � rD m Soil:Density/consistency,color,GROUP NAME,max.particle size, E _ t5
<br /> o co
<br /> �Q — d °' structure,odor,moisture,optional descriptions,geologic interpretation m o ^ ^ y
<br /> Rock:Hardness,weathering,color,LITHOLOGY,texture, m o o Y U a
<br /> LU E dijoint spacing,drilling rate(min./ft.) d -- --
<br /> n >co
<br /> a o o to 3S
<br /> in u_ _ a Z) cn v3i
<br /> iti3ri
<br /> 60
<br /> irrl?;dE
<br /> i:¢ixre r
<br /> •{,rrre
<br /> Gt d?:ii
<br /> anr:r.r.
<br /> :E17'i•,tE
<br /> rna.,:cr
<br /> sr.rir
<br /> 458064
<br /> eN i?ik t
<br /> S-4 12 ft'
<br /> o-65 13 Medium dense,tan,well graded SAND with silt(SW-SM),some fine
<br /> 65 18„ 17 to medium grained sand,some coarse sand,trace to few fines,trace
<br /> to few gravel,wet no odor.
<br /> 4575
<br /> 70
<br /> 4570
<br /> 75
<br /> 4565
<br /> S-5 19 {'::;:: 79 ft. 31.9 55.2 12.9
<br /> 79.0 80. 50/6" Top 5",Very dense,tan,poorly graded SAND with clay and gravel
<br /> 80 10„ (SP-SC),some fine to medium grained sand,some coarse sand,few
<br /> fines,little gravel,wet,no odor.
<br /> 79.42 ft.
<br /> Bottom 5",Hard,SILT(ML),mostly fines.
<br /> S-6 6" 82.5 ft.
<br /> 82 5 84 Soft,highly weathered,tan/orange,silty SANDSTONE(BR),heavey
<br /> 560 /4„ iron-oxide staining.
<br /> 50
<br /> C-7 50/3"
<br /> 85 84 0-85 PIERRE SHALE-
<br /> 4 ft.
<br /> 4" Soft,slightly weathered,gray,SILTSTONE(BR),laminated to
<br /> blocky,little iron-oxide staining.
<br /> C-8 50/2" 87.5 ft.
<br /> 7 5-88 = Soft,fresh,gray/dark-gray,CLAYSTONE(BR),blocky,no iron-oxide
<br /> 4555 3„ ------ staining.
<br /> C-9 50/3" 89 ft.
<br /> Soft,as above,except laminated to blocky.
<br />
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