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Wright Env ronrnental Services Inc Exploratory Boring Log <br /> M & M Automotive — 60 E. 10tH Street Tracy, California <br /> . Projec, Nc 4070—T <br /> Baring No.. B-t Casing depfh <br /> Total depth of boring: 9.5 feet Casing diameter- <br /> Diameter of boring- 8' Inches Casing material: <br /> Date drilled: t2-5-94 Slot size: <br /> Drilling method: Hallow-Stem Auger Sand size: <br /> Field Geologist: Cv Screen Interval: <br /> f <br /> TIME Sample <br /> PID c Depth USCS Description Weil I <br /> No m Cade Const. <br /> 2 <br /> o I <br /> 0 <br /> 9 0 s 4 CL Silty Clay; dark yellowish brown 10 yr 4/4; 40-60% *lay; a ! <br /> s 30-40% slit; 10-20% very fin* sand. stiff, burrows/rootholes, damp G <br /> 16 A <br /> 0 <br /> ff9 42 9 6 CL Silty Clay; sfalned greenish gray; A <br /> 70-807. clay; 20-30% silt; very sffff, burrows roatholeo; moist G <br /> 10 Bottom of boring O 9.5 feet <br /> 12 <br /> 14 <br /> . 18 <br /> 18 <br /> za <br /> 22 <br /> 24 <br /> 26 <br /> 28 <br /> 30 <br /> 32 <br /> 34 <br /> 36 <br /> 38 <br /> 40 <br /> . 42 <br /> 44 <br /> 46 <br />