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Field Exploratory Boring Log 5-2 <br /> oVM Blows/ Sample Well Depth Soil Group <br /> PPM 6" Number Construction (ft) (USCS) Materials Description <br /> u'`"box Asphalt and base rock <br /> 0-lfL <br /> Clay(CL) <br /> Dark yellowish brown (10 YR 414);moist to dry; very <br /> stiff;moderate plasticity;80%clay; 10% silt; <br /> 10%fine sand. <br /> 5 <br /> 0.0 5,10, 5-2-6.5 <br /> 1] <br /> @ 85: As above,very stiff;dry to moist. <br /> 0.0 12,13, S-2-10 <br /> 15 10 <br /> Silt(ML) <br /> Dark yellowish brown(10 YR 414);moist; stiff; <br /> 60%silt;30%clay; 10%fine sand. <br /> 0.0 4,7,6 S-2-15 m <br /> o' 15 — <br /> a <br /> J <br /> h <br /> @ 18.5': As above, very stiff,moist. <br /> 0.0 8,10,19 S-2-20 20 <br /> Silty Sand(SM) <br /> Dark yellowish brown ( 10 YR/414);moist;dense; <br /> 70%fine sand;30%silt. <br /> 0.0 10,15,16 S-2-25 <br /> 25 <br /> Clay(CL) <br /> Dark yellowish brown(10 YR 414);moist;hard:low <br /> plasticity;60%clay;30%silt; 10010 fine sand. <br /> 0.0 15,16,22 S-2-30 30 Page 1 of 3 <br /> BORING SHELL OIL PRODUCTS COMPANY Borehole Diameter: 8.0 inches AMB�A <br /> rr�� Shell Service Station Logged by: J.Neely <br /> S-2 2494 East Fremont Street Driller: Gregg Drilling 240-0797 <br /> Stockton, California Date Started: 29-Apr-98 <br /> Date Completed: 29-Apr-98 <br />