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Wright Envzranmental Servwes Inc Exploratory Boring Log <br /> M & M Automotive — 60 E. 10th Street Tracy, California <br /> Project No 4070—T <br /> Boring No.. 9-7/uW-3 Casingdepth p 17 feat <br /> Total depth of baring: 17 fact Casing diameter, 2 Inches <br /> Diameter of baring: 8' Inches Casing material: Sch 40 PVC <br /> Date drilled: 12-9-94 Slot size: 0 020—inch j <br /> Drilling method: hollow—Stem Auger Sand size: No. 3 Sand <br /> Field Geologist: CV Screen Interval: 7 fast to 17 feet <br /> TIME Sample 3 USCS <br /> PID No .° Depth Code Description Well <br /> M Const. <br /> 2 <br /> 9'03 { 4 Slilty clay; dark yeilawfsh brown 10 yr 4/3; 70-80% clay; 20-30% silt; <br /> 0 a trace very fine scrod. sffff; damp <br /> fl <br /> 9:09 <br /> s 8 Sandy clay; yellowish brown 10 yr 4/3; 80-70% clay; 20-30% very fine to <br /> s 10 fine sand; 10-20% slit: very stiff: damp to moist O bottom of sample <br /> v <br /> 9'22 4 i2 Same as above <br /> 0 7 <br /> 14 1 <br /> 9:29 33 Slay Bond. darn graylsh brown 1 d 472; 80-40 very fine to fine send, <br /> 0 2 18 <br /> Sandy clay: dark yellowish brown 10 yr 4/8; 80-70% clay; <br /> 18 20-30% silt: 10-20% sand very fine; firm; damp <br /> Bottom of baring O 17 feet <br /> 20 <br /> 22 <br /> 24 <br /> 28 <br /> 28 <br /> 30 <br /> 32 <br /> 34 <br /> 38 <br /> 38 <br /> 40 <br /> 42 <br /> 44 <br /> 48 <br /> I <br />