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TEST BORING REPORT Boring No. BAP-2
<br /> Sheet No.2 of 2
<br /> BRIERLE Project: Loloff Slurry Wall File No. 514094-000
<br /> ASSOCIATES
<br /> c,�n�gspa«u�de:ro�oe Client: Hall Irwin Corporation Start: 01/26/16
<br /> 990S.Broadway Drilling Contractor: Finish: 01/26/16
<br /> Suite 222 Driller: Blake
<br /> Denver,Co/orado 80209 Casing Sampler Barrel Drilling Equipment and Procedures BA Rep.: Chris Kams
<br /> Type Rig Make&Model: CME-55 Elevation: 4634.94
<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 Southeast comer of the gravel pit.
<br /> Hammer Fall(in.) 1 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 /> 01/26/16 10:30 None 30' 30' 28' CS Continuous Sampler R Core
<br /> S Split Spoon B Bulk
<br /> G Geo robe T Thin Wall Tube
<br /> a
<br /> Visual-Manual Identification and Description Laboratory Results
<br /> C N >1
<br /> ^, N J m Soil:Density/consistency,color,GROUP NAME,max.particle size, E a
<br /> QL —�a structure,odor,moisture,optional descriptions,geologic interpretation m o ^ m y
<br /> `6 Rock:Hardness,weathering,color,LITHOLOGY,texture, c$' a� o o y o
<br /> W E m N joint spacing,drilling rate(min./ft.) w - - U a
<br /> b m c N 3S
<br /> c� cn LL J a cn cn
<br /> S-2 6 r:?' 29ft. 13.1 75.6 11.3
<br /> t r.�;r• Medium dense,tan,poorly graded SAND with sift and clay(SP-SC),
<br /> 9.0 30. 11 rr:,�%
<br /> 30 �605 8 %>: mostly fine sand,little gravel,few silt and clay,few coarse sand,wet,
<br /> 17 nsr no odor.
<br /> rY-rt X'
<br /> X r4,
<br /> -COARSE ALLUVIUM-
<br /> r.r:y,
<br /> Y.Y.4t.t'
<br /> r.•r:rx
<br /> .r,r Y.
<br /> r, '
<br /> r:e Y.
<br /> 4600 %%:x;
<br /> 35 -:%FhV As above.
<br /> rrri
<br /> xr.�;i•
<br /> Y,Y:ll.
<br /> rr�r
<br /> c`.rX.4x
<br /> r.
<br /> rr.r�z
<br /> •ru:.t
<br /> 40 4sss r As above,except less clay and silt.
<br /> •r.%:rx
<br /> ;sty
<br /> r riv•
<br /> crr.�
<br /> r•Y•.eu•
<br /> •rrax
<br /> 44 ft.-
<br /> poorly graded SAND with sift SP-SM,few sift.
<br /> 45 4590 nn:ar
<br /> u a:cr.
<br /> 46 ft.
<br /> Driller indicated possible bedrock.
<br /> -PIERRE SHALE-
<br /> R-1 No Recovery
<br /> 0-49.
<br /> 0\0 49-49.6T Soft,fresh,dark-gray,laminated,horizontal bedding.
<br /> 50 585 R-2 49.67-52.9'Core loss,soft zone washed out during coring.
<br /> 9.0-54.
<br /> 37\13
<br /> 52.9-54'Soft,fresh,dark-gray,SHALE(BR),blocky to laminated,
<br /> horizontal bedding,2.7 min/ft.
<br /> R-3 54-56'Soft,fresh,dark-gray,clayey SILTSTONE(BR),horizontal
<br /> 55 580 54.0-59.0 bedding.
<br /> 40\23
<br /> 56-59',very soft zone,washed out during coring,1.9 min/ft.
<br /> 9 ft.
<br />
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