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Field Exploratory Boring Log B-5 <br /> OVM Blows/ Sample Well Depth Soil Group Materials Description <br /> PPM 6" Number Construction (ft) (USCS) <br /> Asphalt&Base rock 0 to 0 5' <br /> 7 Silty Sand(SM) <br /> Very dark grayish brown (2 5Y 3/2), moist,75% fine sand, <br /> 25% silt <br /> 6 5 <br /> 00 6 <br /> 5 <br /> Clay (CL) <br /> 5 Olive brown (2 5Y 413),moist, very stiff, medium plasticity, <br /> 00 8 B-5-10 10 80% clay, 15% silt, 5%fine sand <br /> 17 <br /> Silt (ML) <br /> Olive brown (2 5Y 413), moist, very stiff,70% silt, 20% clay, <br /> 4 15 10% fine sand <br /> 49 17 5 B-5-15 5 <br /> 11 <br /> Silty Sand(SM) <br /> 5 Olive brown (2 5Y 413),moist, medium dense, 70% fine sand, <br /> 3492 11 B-5-20 20 30% silt <br /> 14 <br /> Clay (CL) <br /> Olive brown(2 5Y 413), moist, hard, low to medium <br /> 9 25 plasticity, 70%clay, 25% silt, 5% fine sand <br /> 43 17 13-5-26 <br /> 28 <br /> Silt(ML) <br /> ISZ Olive brown (2 5Y 413), moist, very stiff, 80% silt, 20% fine <br /> sand <br /> 30 — <br /> *---,BORING SHELL OIL PRODUCTS COMPANY Borehole Diameter 6 inches <br /> Former Shell Service Station Logged by 3 Neely envlr'os®Duller Gregg DrillingB-5 141 N El Dorado 96369 <br /> Stockton, California Date Started 2-Apr-96 <br /> Date Completed 2-Apr-96 <br />