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` Field Elporatory Boring Log: NOR S-'2 <br /> OVM Blows/ Sample Weil Depth Soil Group <br /> PPM 6" Number Construction (ft) (USCS) Materials Description <br /> weub°x <br /> Asphalt&Base rock: 0 to 0.5'. <br /> Clayey Sand(SC) <br /> Olive brown (2.5Y 4/4),moist, 55% fine sand, <br /> 25%clay, 20% silt. <br /> w <br /> U <br /> o > <br /> 0 <br /> °' cn 5 - <br /> 0.0 �2 s-2-6.5 @ 5': as above,moist, very stiff. <br /> 10 N <br /> Bentonite <br /> 7to8ft. <br /> Silty Sand (SM) <br /> 7 Dark olive brown (2.5Y 313),moist, medium dense,70% <br /> 10 fine sand,30% silt. <br /> 15 IFI O <br /> 0.0 S-2-10 <br /> Clay(CL) <br /> 15 Olive brown (5Y 414),moist,hard, low plasticity, 55%clay, <br /> 17 <br /> 0.0 32 S-2-15 15 20% silt, 25% fine sand. <br /> V <br /> r, <br /> 10 <br /> a <br /> a ' <br /> 4 <br /> O <br /> Ci] <br /> 12 N @ 18.5': as above,olive brown(5Y 414),moist, hard, <br /> 30 C� 55%clay,40% silt, 5% fine sand. <br /> cz 20 <br /> 0.0 5-2-20 to U <br /> > <br /> y C <br /> c � <br /> J <br /> e <br /> Silt(ML) <br /> 25 Olive gray(5Y 412), moist,hard,5517o silt, 35%clay, 10% <br /> 192 30 5-2-25 fine sand. <br /> 25 — <br /> 12 - @ 28.5': as above,wet, hard. <br /> 342 22 S-2-30 30 Total depth of boring: 30 feet. <br /> BORING SHELL OIL PRODUCTS COMPANY Borehole Diameter: 8 inches CAMBRI A <br /> Former Shell Service Station Logged by: J.Neely <br /> Driller: Gregg Drilling <br /> —2, 1267 Country Club Boulevard 240-0943 <br /> Stockton, California Date Started: 19-Feb-98 <br /> Date Completed: 19-Feb-98 <br />