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PROJECT: Dobler Property <br /> 13588 West Grant Line Road Log of Boring No. B-2 <br /> Tracy, California <br /> BORING LOCATION: Location ELEVATION AND DATUM: <br /> DRILLING CONTRACTOR: Precision Sampling Inc. DATE STARTED: DATE FINISHED: <br /> 10/22/98 10/22/98 <br /> DTOTAL DEPTH: MEASURING POINT: <br /> DRILLING METHOD: Direct Push <br /> 15 feet <br /> DRILLING EQUIPMENT: MD-1 DEPTH TO WATER: ; FIRST COMPL. <br /> 9 feet --- <br /> SAMPLING METHOD: 3-foot core barrel LOGGED BY: <br /> M. Keim <br /> RESPONSIBLE PROFESSIONAL: , REG.NO. <br /> HAMMER WEIGHT: --- DROP: -~ D.Zemo ; CEG 1747 <br /> z SAMPLES a <br /> DESCRIPTION <br /> am a D- a o ¢ NAME(USCS Symbol):color,moist,%by weight,plant.,consistency, structure,cementation,react,w/HCI.geo.inter. REMARKS <br /> W E6 E o a 2 <br /> vca Z LL <br /> N m o Surface Elevation: — <br /> LEAN CLAY (CL) <br /> Brown (10YR 413), dry, 90%fines, 10%fine sand, low <br /> 1 plasticity, hard <br /> 2 <br /> Color change to yellowish brown (10YR 516) <br /> 3 <br /> - x <br /> 4 <br /> Calcium carbonate crystals in clay layers <br /> 5 <br /> 6- <br /> 62-7.0 <br /> 7 <br /> 8 <br /> LEAN CLAY with SAND(CL) <br /> Yellowish brown (10YR 516), wet, 75%fines, 25%fine to <br /> g medium sand, low plasticity,firm <br /> 10 <br /> 11 CLAYEY SAND(SC) <br /> Yellowish brown (10YR 516), wet, 60%fine to medium sand, <br /> 12m 40%plastic fines <br /> 13m Increase in sand to 90% <br /> 14 <br /> Bottom of boring at 15 feet bgs <br /> 15 <br /> Project No. 03499.01 Geomatrix Consultants Figure -- <br /> Q:1Fresno\c3499\C3499.01\SSR_98 t Vogs\B_02.ai <br />