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Gettler-Ryan Inc, Log of Boring B--4 <br /> PROJECT Chevron Station No 9-1848 LOCATION 1257 Yosemite Avenue, Manteca, CA <br /> GSI PROJECT NO 839201 CASING ELEVATION <br /> DATE STARTED 08/25/97 WL (ft bgs) 19 DATE 08/25/97 TIME 4 35 pm <br /> DATE FINISHED 08/25/97 WL (ft bgs) DATE TIME <br /> DRILLING METHOD 15"Geoprobe T07AL DEPTH 24 Feet <br /> DRILLING COMPANY Fisch 0rt11ing GEOLOGIST Todd Del Frate <br /> L <br /> * m <br /> ~ z z I N <br /> U) <br /> x a EnQ _ n, GEOLOGIC DESCRIPTION REMARKS <br /> Q J <br /> 4 y 0 <br /> O w d m d U) U) Lo U) <br /> SE Asphalt <br /> SM <br /> 5 0 B--4-5 5 <br /> SAND WITH SILT (SP-SM) - dark brown (10YR 4/3), <br /> damp, 80-95% fine sand, 5--10% silt <br /> 0 B-4-95 <br /> 10 <br /> 0 B-4-145 Moist <br /> 15 CL SILTY CLAY (CL) -dark gray (5Y 4/1), moist, low <br /> Plasticity, 65-70% clay, 30-35% sill <br /> SM SILTY SAND (SM) - dark grayish brown (2 5Y 4/2), <br /> saturated, 60-85X fine sand, 35-40% sill <br /> 20 0 8-4-205 CL <br /> SILTY CLAY (CL) - dark gray (5Y 4/1), moist, slight <br /> to medium plasticity, 70-75% clay, 25-30% silt, trace <br /> fine sand <br /> 25- <br /> 30 <br /> 35 <br /> JOB DUMBER 6392 Of <br /> Page 1 of 1 <br />