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Drilling Log <br />' ❑❑❑® GROUNDWATER Soil Boring C <br /> TECHNOLOGY <br /> Project STHLAW10 Thorton Rd The Southland Cor oration <br /> I Owner <br /> Location Stockton CA Project No 020301211 Date drilled Z14193 <br /> n c� aoo t� Description <br /> a U a p <br /> a-� a E#u W-J N (Color, Texture, Structure) <br /> M °� j Trace < 10%. Little 10% to 20%. Some 20% to 35%. And 35% to 50% <br /> Nmx <br /> 24 15 <br /> 16 <br /> 0 25 20 (Medium Dense) <br /> 26 <br /> I <br /> 28 <br /> SP <br /> e <br /> 30 10 <br /> 0 30 13 <br /> 32 <br /> 34 s <br /> lz <br /> 0 35 15 Clayey SILT, brown, about 60% silt, about 35% clay, about 5% fine sand <br /> 36 (slightly moist, strong hydrocarbon odor, very stiff) <br /> 38 - <br /> 12 <br /> 1e <br /> 40 <br /> I0 40 27 (Hard) <br /> 42 ML <br /> 442 <br /> 12 <br /> 0 45 16 (Very Stiff) <br /> 46 <br /> I 48 <br /> 50 - 0 <br /> E 18 7 1/14/93 <br /> 50 21 (Hard) <br /> "-Ended boring at approximately 50 5 feet below grade <br /> 52 <br /> I 54 <br /> 56 - <br /> 04/02/1993 hthlog—ian93 Page 2 of 2 <br />