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Field E loratory Boring Log: *11 S-3 <br /> OVM Blows/ Sample Well Depth Soil Group <br /> PPM 6" Number Construction (ft) (USCS) Materials Description <br /> Wellbox Asphalt& Base rock: 0 to 0.5'. <br /> Silt(ML) <br /> Olive brown (2.5Y 414), moist, 70% silt, 251/c clay, <br /> 5% fine sand. <br /> .o o.. <br /> 0 0 <br /> U - <br /> E 5 <br /> 0 0 �0 5-3-6.5 t� N @ 5': as above, moist, very stiff. <br /> 14 — - <br /> Bentonite <br /> 6to7fl. <br /> 12 A @ 8.5': as above,moist, hard,60%silt, 25% clay, 15% fine sand. <br /> 16 <br /> is 10 <br /> 0.0 5-3-10 <br /> 6 @ 13.5': as above, moist, very stiff. <br /> 8 <br /> N <br /> 0.0 15 5-3-15 0 = 15 <br /> 'a a <br /> 5 Clay (CL) <br /> U C' Olive brown (5Y 4I3), wet,hard, low plasticity,70%clay, <br /> to j _ 25% silt, 517o fine sand. <br /> 18 p, <br /> 28 0 <br /> s 20- <br /> 0.0 5-3-20 ri <br /> 8 _ _ @ 235: as above, wet, very stiff. <br /> 10 <br /> 0.0 10 5-3-25 25 - <br /> 30 Total depth of boring: 25 feet. <br /> BORING SHELL OIL PRODUCTS COMPANY Borehole Diameter: 8 inches CAMBRIA <br /> Former Shell Service Station Logged by: J.Neely <br /> S-3 1267 Country Club Boulevard Duller. Gregg Drilling 240-0943 <br /> Stockton, California Date Started: 19-Feb-98 <br /> Date Completed: 19-Feb-98 <br />