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PROJECT NO.: 25-0740-02 DATE DRILLED: 3/25/99 <br /> LOCATION: California Highway Patrol LOGGED BY: S. Larese <br /> 3330 North Ad Art Road APPROVED BY: T. Walker, RG <br /> Stockton, California DRILLING CO.: V&W Drilling <br /> DRILLING METHOD: 2-inch Diameter Direct-Push Geoprobe <br /> SAMPLER TYPE: Macro-Core Sampler BORING <br /> wo TOTAL DEPTH: 25.0 feet o BACKFILL <br /> 3 v a a s DEPTH TO WATER: N/A v o DETAIL <br /> 19 m co a uQi o m DESCRIPTION <br /> Hand-augured to 4.0 feet. 0 <br /> CLAYEY SILT: Brown, soft, dry, low plasticity. ML <br /> p <br /> 5 SILTY SAND: Loose, well-graded, fine-grained. 5- <br /> - Neat <br /> a Cement <br /> 0 10 Light brown, dry. SM 10- <br /> 0 <br /> oo 5 Medium dense, poorly graded, medium to coarse sand. 15 <br /> a a <br /> 4 <br /> a <br /> 0 20 Well-graded, fine sand. 20- <br /> 0 NO 25 11111 25 <br /> 30 30 <br /> 35 35 <br /> x <br /> s <br /> 40 40 <br /> ALTON <br /> GEOSCIENCE LOG OF EXPLORATORY BORING B-2 <br /> Livermore. Califomia PAGE 1 OF 1 9 <br />