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Field Exploratory Boring Log SB-3 <br /> OVM Blows/ Sample Well Depth Soil Group <br /> PPM 6" Number Construction (ft) (USCS) Materials Description <br /> Clay(CL)-continued <br /> 380 SB-3-35 <br /> 35 - Clay(CL) <br /> Dark Yellowish brown(10 YR 414);moist; <br /> moderate plasticity;90% clay; 10%fine sand. <br /> 294 SB-3-40 <br /> 40 @ 40': As above,moist. <br /> 232 SB-3-45 <br /> 45 @ 45': As above,moist. <br /> 50 <br /> 188 SB-3-50 Silt(ML) <br /> Brown(10 YR 513);moist;hard; 50% <br /> silt; 30%clay;20%fine sand. <br /> 55 <br /> @ 55': As above,Drilling refusal. <br /> Total depth of boring=55 feet. <br /> 60 Page 2 of 2 <br /> BORING SHELL OIL PRODUCTS COMPANY Borehole Diameter: 8 inches A �D n 7 <br /> Logged b A <br /> Shell Service Station gg y� M.Murphy BRI <br /> SB-3 2494 East Fremont Street Driller: Gregg Drilling 240-0797 <br /> Stockton, California Date Started: 24-Apr-98 <br /> Date Completed: 24-Apr-98 <br />