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Drilling Log <br /> [0❑❑® GROUNDWATER SOI) Boring E <br /> TECHNOLOGY <br />' Project ST14L/9110 Thorton Rd Owner The Southland Corporation <br /> Location .Stockton, CA Project No 020301211 Date drilled 1/12/93 <br /> V f0 aQ a, oy .9 Description <br /> o <br /> av a s E o u Cl2J N (Color , Texture, Structure) <br /> �mx j Trace < 10%. Little 10% to 20%, Some 20% to 35%. And 35% to 50% <br />! 24 ' <br />! <br /> 26 - •: <br /> 11 SP <br /> 24 <br /> 0 28 213 (Dense) <br /> 30 <br /> 32 8 Clayey SILT, brown, about 70% silt, about 30% clay (slightly moist, no <br /> 12 hydrocarbon odor, very stiff) <br /> I 0 33 20 <br /> 34 <br /> 36 <br /> a <br /> 10 <br /> 0 38 12 Ml_ <br /> 138 — (Stiff) <br /> I - 40- <br /> 42 — <br /> 4042 12 <br /> 25 (Very Stiff) <br /> 03 43 28 <br /> 44 8 <br /> I <br /> 12 <br /> 0 45 15 <br /> 46 End boring at approximately 45 5 feet below grade <br /> 48 - <br /> 50 - <br /> 52 - <br /> - 54 - <br /> 5 BD <br /> 850525456 <br /> I03/11/1993 hthlog-on93 Page 2 of 2 <br />