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WGeoStrategies Log of Boring U--0 <br /> iPROJECT Unocal Station No 0187 LOCATION 437 E Miner Avenue, Stockton, CA <br /> GSI PROJECT NO 482704 CASING ELEVATION <br /> OAT E STARTED 7/19/95 WL (ft bgs) 435 DATE 7/13/95 TIME 1124 am <br /> DATE FINISHED 7/19/95 WL (ft bgs) DATE TIME <br /> DRILLING METHOD 8 in hollow-stem auger TOTAL DEPTH 45 Feet <br /> DRILLING COMPANY Mitchell Drilling Environmental GEOLOGIST Steve Carter <br /> w <br /> M <br /> s <br /> f z z of <br /> CL cn J GEOLOGIC DESCRIPTION REMARKS <br /> X CL aLU a <br /> (U a m tan a ¢ o <br /> to 0 rn <br /> CL <br /> Backfilled to surface with <br /> neat cement <br /> CLAY (CL) - dark brown (IOYR 3/3), stiff, damp to <br /> 5 <br /> 64 12 UO-5 moist, 90-95% clay, 5-10% fine sand <br /> color change to very dark grayish brown (10YR 3/2), <br /> 10 15 14 UO-10 becomes damp, fine sand decreases to trace <br /> color change to dark brown (1OY 4/3), becomes <br /> B 18 110-15 very stiff, damp, fine sand increases to 5-10% <br /> becomes moist, fine sand increases to 10-15% <br /> 20 4 23 UO-20 <br /> color change to olive (5Y 4/3) mottled to dark gray <br /> 25 15 26 UO-25 (5Y 4/1), fine sand decreases to 5% <br /> fine sand Increases to 5-10%, trace calcification, <br /> 30 17 27 UO-30 peat <br /> color change to olive brown (2 BY 4/4) at 34 feet, <br /> 0 27 UO-35 fine sand increases to 30-40% <br /> 3� <br /> JOB NUMBER 482704 Page I of 2 <br />