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TEST BORING REPORT Boring No. BA-8 <br /> Sheet No.2 of 3 <br /> BRIERLEY Project: Loloff Slurry Wall File No. 514094-000 <br /> ASSOCIATES Client: Hall Irwin Corporation Start: 01/20/16 <br /> teonn Spncc Under round p <br /> 990 S.Broadway Drilling Contractor: Finish: 01/20/16 <br /> Suite 222 Driller: Rocky <br /> Denver,Colorado 80209 Casing Sampler I Barrel Drilling Equipment and Procedures BA Rep.: Sean Bailey <br /> Type Rig Make&Model: CME-55 Elevation: 4639.972 <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(Ib.) 140 lbs. Casing: HSA Northwest comer 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 /> Z 01/20/16 9:25 None 40' 40' 37' 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 /> _ <br /> $o Lo � m Soil:Density/consistency,color,GROUP NAME,max.particle size, E v ^ <br /> structure,odor,moisture,optional descriptions,geologic interpretation f0 0 ^ _C En <br /> > f0 Rock:Hardness,weathering,color,LITHOLOGY,texture, o o N <br /> W S 00 �n joint spacing,drilling rate(min./ft.) o — U d <br /> > a o o N 3S <br /> tr C9 in LL _ d 0 rn (n <br /> S-3 35 ;r,"jp;; 29 ft. 34.9 58.6 6.5 <br /> 9.0-30. 26 r'!:%:%' Very dense,brown,well graded SAND with silt,clay and gravel(SW- <br /> 30 �610 <br /> 15" 17 ;: :;: SC),mostly fine to medium sand,little coarse sand,some gravel, <br /> few silt and clay,no odor,moist. <br /> Y`rr`Y` -COARSE ALLUVIUM- <br /> z:cz:c' <br /> r:e t'ei <br /> 35 asos <br /> S4 4 %.%%-%" Loose,brown,well graded SAND with clay,silt and gravel(SW-SC), <br /> 9.0 40. 7 %:r%r"' as above, except more clay and wet. <br /> 40 soo " 8 <br /> 12 <br /> 45 4595 <br /> :Y.:Y,;Y.:Y,: <br /> S-5 14 z:c;r.:r; Medium dense,gray,well graded SAND with sift,clay and gravel 26.8 65.6 7.6 <br /> a:c:rr: <br /> 50 9.0-50. 14 x:e:r.:r: (SW-SC),mostly fine to medium sand,little gravel,little coarse sand, <br /> 18" 12 %.z;r.:2 few sift and clay,no odor,wet. <br /> 4585 <br /> 55 <br />