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TEST BORING REPORT Boring No. BA-1 <br /> Sheet No. 1 of 3 <br /> BRIERLEY Project: Loloff Slurry Wall File No. 514094-000 <br /> ASSOCIATES <br /> c,—mn soo,e u�ee„a,�e Client: Hall Irwin Corporation Start: ov1aH6 <br /> 990S.Broadway Drilling Contractor: Finish: 01/18/16 <br /> Suite 222 Driller: Rocky <br /> Denver,Colorado 80209 casing Sampler Barrel Drilling Equipment and Procedures BA Rep.: Chris Karns <br /> Type Rig Make 8 Model: CME-55 Elevation: 4635.642 <br /> Hollow SS,CA Hoist/Hammer: Safety <br /> Inside Diameter(in.) 3.75" 18 3/8",2" Bit Type: Cutting Head Location: <br /> Hammer Weight(lb.) 140 lbs. East side of the pit near the entrance <br /> Hammer Fall(in.) 30" Casing: HSA and existing oil and gas pipeline. <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 /> ir 01/18/16 10:15 None 35' 35' 31' 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 N <br /> x ; r <br /> 1Dto Soil:Density/consistency,color,GROUP NAME,max.particle size, E ^ <br /> a 3 structure,odor,moisture,optional descriptions,geologic interpretation m o -- � v <br /> >y o f6 Rock:Hardness,weathering,color,LITHOLOGY,texture, m a� o o co0 a <br /> w E m joint spacing,drilling rate(min./ft.) � <br /> o - - - <br /> m o o to E 3S <br /> in ii _J a rn rn <br /> 0 <br /> 4635 <br /> 5 <br /> 4630 <br /> S-1 6 Medium dense,tan/light-brown,silty,clayey SAND(SC-SM) little 11.8 68.4 19.8 <br /> 10 9.0-10.5 21 fines, few gravel,dry. <br /> 17.5" <br /> 4625 -COARSE ALLUVIUM- <br /> 15 <br /> 4620 <br /> S-2 5 Medium dense,tan/light-brown,silty,clayey SAND with gravel(SC- 26.3 53.4 20.3 <br /> 20 19.0-20. 9 SM),mostly fine sand,little gravel, little clay,no odor,moist,4"clay <br /> 4615 15., 12 seam(CL),moderately plastic. <br /> 25 <br /> 4610 <br /> Maximum particle size is determined by direct observation within the limitations of the sampler. <br /> Boring No:BA-1 <br /> NOTE:Soil and rock identification based on visual-manual methods of the USCS as practiced by Brierley Associates. <br />