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TEST BORING REPORT goring No. BA-8 <br /> Sheet No.3 of 3 <br /> BRIERLEY Project: Loloff Slurry Wall File No. 514094-000 <br /> ASSOCIATES Client: Hall Irwin Corporation Start: 01/20/16 <br /> Crear,ng Soa<c Unaergrou�ra <br /> 990S.Broadway Drilling Contractor: Finish: 01/20/16 <br /> Suite 222 Driller: Rocky <br /> Denver,Colorado 80209 Casing Sampler 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(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 /> -LF- 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 /> o <br /> 0 <br /> > <br /> m Soil:Density/consistency,color,GROUP NAME,max.particle size, E <br /> structure,odor,moisture,optional descriptions,geologic interpretation f0 0 _ y <br /> Rock:Hardness,weathering,color,LITHOLOGY,texture, m a� l' : y <br /> W E m joint spacing,drilling rate(min./ft.) p w d o — U a <br /> m > v <br /> IX C7 (n if, _ a Z fn <br /> 9.0-60. 8 59.25 ft. 72.4 35 17 <br /> 60 580 9" 30 14:i!i:iir Bottom 6",Stiff,brown/gray,sandy LEAN CLAY(CL),mostly clay, <br /> lii-a litte fine sand,no odor,moderately plastic, some iron-oxide staining. <br /> cciiiii cn:rr <br /> i:iiiiiiiiiiii -FINE ALLUVIUM- <br /> claa:u,: 59.75 ft. <br /> la:recrc <br /> clasaaa: <br /> laaaa:ur <br /> 65 4575 <br /> rill:e <br /> crrrrrr <br /> rccctit:t! <br /> cc;aaa r <br /> i i;J: <br /> c rrcrrr <br /> laa:laaa: <br /> laaa:rrs <br /> i:iii:iiii <br /> na:rt:rr <br /> S-7 6 Medium dense,gray,well graded SAND with sift and gravel(SW- <br /> i:t:i:f:1 fl. <br /> 9.0-70. 19 a: SM),mostly fine to medium sand,some coarse sand,little gravel, <br /> 70 �570 4" 19 """""`': few silt,no odor,wet. <br /> iti:i:rcrt. <br /> rcrrcrr <br /> ccaaaacrrla <br /> taa -COARSE ALLUVIUM- <br /> i:i:i:i�iii:ii <br /> ria;th:rr <br /> crrcrer. <br /> rrrta:rc <br /> .............. <br /> S-8 50/4" Very soft,highly weathered,gray/tan/orange,sandy SILTSTONE <br /> 73.5-75 (BR),mostly sift,some fine sand,laminated,no odor,moist,iron- <br /> 75 sss 11 <br /> C 9 50/2" Lthe <br /> staining. <br /> 75.0-76 RRE SHALE- <br /> soft soft,slightly to moderately weathered,as above,bagged half of <br /> ample due to liners crimping. <br /> 75.1 ft. <br /> 80 4560 <br /> 8rj 4555 <br />