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Field Ex9foratory Boring Log: Vol S-6 <br /> OVM Blows/ Sample Well Depth Soil Group Materials Description <br /> PPM 6" Number Construction (ft) (USCS) <br /> weiln°xAsphalt&Base rock: 0 to 0.5'. <br /> 0-1 ft <br /> Clay (CL) <br /> Brown to dark brown(10YR 4/3), moist, low plasticity, <br /> 70% clay, 15%o silt, 15% fine sand. <br /> o a <br /> U <br /> C V] <br /> N <br /> 0.0 1Q1 5 <br /> 16 S-6-6.5 N @ 5': as above, moist, hard. <br /> 20 <br /> Bentonite <br /> 6 to 7 ft. <br /> 8 @ 8.5': as above, moist, hard,60%clay, 30% silt, 10% fine sand. <br /> 15 <br /> 18 10 - <br /> 0.0 5-6-10 <br /> tz w _ Silty Sand (SM) <br /> 15 Olive brown (2.5Y 4/3), wet, dense, 75% fine sand, 2507o <br /> 0.0 2Q 5-6-15 Y 15 silt. <br /> Cn <br /> M C - <br /> � N <br /> � O <br /> O <br /> N <br /> 16 a @ 18.5': as above, wet,dense, fine to medium sand, 15%silt. <br /> 18 <br /> 20 <br /> U <br /> 0.0 S-6-20 v1 <br /> C <br /> N <br /> 15 @ 23.5': as above, wet, dense. <br /> 15 <br /> 0.0 17 5-6-25 25 <br /> P <br /> 30 d I I I Total depth of boring: 25 feet. <br /> BORING SHELL OIL PRODUCTS COMPANY Borehole Diameter: 8 inches <br /> Former Shell Service Station Logged by: J.Neely CAMBRIA <br /> S-6 1267 Country Club Boulevard Driller: Gregg Drilling 240-0943 <br /> Stockton, California Date Started: 19-Feb-98 <br /> Date Completed: 19-Feb-98 <br />