2007-10-31_REVISION - M2006080 (2)

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CORE BORING REPORT sBnoei,~u9.No2 LHP-9 Loveland Ready Mix Slurry Wall 2 PfOjeCt: File No. 707021-000 Start: June 18, 2007 Client: Compass Environmental Finish: June 20, 2007 __ Contractor: Dakota Drilling Driller: Josh/Justin _ _ Casin ler Sam Barrel Drillin E ui ment and Procedures LH Rep.: S. Harvey, G. Snyder (finish g p g q p Type HSA " S/C NO Rig Make & Model: CME-55 Elevation: 4813.24 ft Datum: na Inside Diameter (in.) 4.25 1 3/8, 2 - Dnll Mud: Water Location: See Boring Plan Hammer Weight (Ib.) - Bit Type: Cutting Head N: -_ Hammer Fall (in.) -- 30 in. - HoistlHammer: Cat-Head Safety Hammer E: -- Water Level Data Sample Identifcation Notes Date Time Elapsed aonam Bottom Dep[h to Timerhr.) or ca:m9 of dole water U Undisturbed Sam le R Core 6/18/07 W D - - 34 ft 7.0 ft p - - - - - - S Split Spoon B Bulk T Thin Wall Tube G Geoprobe =' t ,.. z ? a Visual-Manual Identifcation and Description E 4 O Z _ Z ~` v mrn ~ Q ~ ~ a ~, a > O ~ ~ aN ($oil: Densitylcon5istency, color, GROUP NAME, max. paNde Size. O tL E m ~ ~ o c ~ ~ structure, odor, moisture, optional descriptlons, geologic interpretation ~ ' m rn ~ iq Rock: hardness, color, weathering, lithology, texture, joint spacing) 3 m a Brown, lean CLAY (CL), mostly clay, trace f ne sands, few silts, no odor, moist Description based on cuttings. -FINE ALLUVIUM- 4au s G 6=: aato ~. Sand & Gravel -~ Description based on cuttngs. to ~~ ~ -COARSE ALLUVIUM- .G .G G 1.: 4sos p C is .G D ~: D ~: G 1-: G • 4800 ~ O 20 : 0 Duller indicates bedrock at 21 ft. 4]95 R-1 31" 28" 2.0 24 ft - 26 ft: No recovery, soft drilling. (52°/) (47°/ ) 2s NOTES: Soil identification based on visual-manual methods of the USCS as practiced by Lyman Henn, Inc. BOflrlg NO. LHP-9 Maximum particle size (MPS) is determined by direct observation within the limitations of the sampler.