2007-10-31_REVISION - M2006080 (2)

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CORE BORING REPORT Boring No. LHP-16 __ Sheet No.l oft 3 Loveland Ready Mix Slurry Wall PfOjeCt: File No. 107021-000 Start: July 27, 2007 3 Client: Compass Environmental Finish: July 27, 2007 ~ Contractor: Dakota Drilling Driller: Josh _ _ Casin Sam ler Barrel Drillin ui E ment and Procedu LH Rep.: S. Harvey g p p g q res Type HSA C NX Rig Make & Model: DIEDRICH D-720 Elevation: na Datum: na Inside Diameter (in.) 4.25" i 3/8, 2 - Drill Mud: Polymer Location: Sta 71+75 Hammer Weight (Ib.) - - - Bit Type: Cutting Head N; _ Hammer Fall (in.) 30 in. - Hoist/Hammer: Cat-Head Safety Hammer E: - Water Level Data Sample Identifcation Notes Date Time Elapsed Bonom Bottom Depth to Time (hr.) of Casing or HOie water U Undisturbed Sam le R Core 7/27107 WD - - 35.1 ft 11 ft p - - - - - - S Split Spoon B Bulk - T Thin Wall Tube G Geoprobe a a d ... io r ~ t Visual-Manual Identification and Description ~ p N ~~ ~ N y C O m AU N , v rn > v s- a > O c @ ~N (Soil: Density/consistency, color, GROUP NAME, max. particle size, O O v W a E o O ~ m m~ , structure, odor, moisture, optional descriptions, geologic interpretation ' ~ rn ~ o - N Rack: hardness, color, weathering, Iithology, texture, joint spacing) ~ N O Sandy lean CLAY (CL). Description based on cuttings. -5 -s -FINE ALLUVIUM- 6~ to no D D ~: i? 0- G O =: G 2 =: is -Is (j ~?. Sand & Gravel D ~, Description based on cuttings. -COARSE ALLUVIUM- D ~: pC Q~ 6 zo -zo O ~: d Bedrock a[ 22 ft. zs -zs R-1 g7 5" 72" 2 Ven soft, medium ray, moderately weathered, clayey SHALE (BR). Horizontal joints. oartl NOTES: Soil identification based on visual-manual methods of the USCS as practiced 6y Lyman Henn, Inc. BOring NO. LHP-16 f Maximum particle size (MPS) is determined by direct observation within Che limitations o the sampler.