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Wright Env=anmental Services Inc Exploratory Boring Log <br /> • M & M Automotive — 60 E. 10th Street Tracy, California <br /> Project No 4-C70--T <br /> Boring No.. B-2/6w-1 Casing depth 17 feet <br /> Total depth of baring: 17 feet Casing diameter: 2 Inches <br /> Diameter of boring. T Inches Casing material: Sch 40 PVC <br /> Date drilled: 12-5-94 Slot size: 0 020-Inch <br /> Drilling method: Hollow-Stem Auger Sand size: No 3 Sand <br /> Fleld Geologist: CV Screen Interval: 7 feet to 17 feet <br /> TIME Sample o USCS <br /> PID No. m Code Depth Cod, Description Well <br /> Const. <br /> 2 <br /> 10.00 a 4 <br /> 0CL Sllity clay; brown 10 yr 4/3; 50-80% clay; 30-40% silt: trace <br /> 0-2-3 7 very fine sand; stiff; root holes/burrows, some vegetation; damp <br /> 10.127 e CL Same as above; stained greenish gray <br /> ff mete 9,2-p 7 <br /> 12.19 10 <br /> tt V 13.0 <br /> 12 <br /> _... — _.._. ._._ - - - - -- - - - - - - <br /> 12:26 4 14 No sample recovery 1st flme — — — <br /> 12.31 7 SM Silty sand, stained greenlsh gray; <br /> 9 i$ 70-807. vary fin• fio fire• sand. 20-30% slit; trace clay. wet <br /> Ct Sandy clay with silt; yellowish brown 10 yr 5/4. 60-70% clay, <br /> 18 20-30% sand, very fine; 10-20% slit; stiff; damp to moist <br /> 20 Bottom of boring O 17 feO <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 /> 48 <br />