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Field Exploratory Boring Log B-1 <br /> OVM Blows/ Sample Well Depth Soil Group <br /> 1 PPM 6" Number Construction (ft) (USCS) Materials Description <br /> Driven Concrete&Base rock 0 to 0 5' <br /> by <br /> pneu- Clay(CL) <br /> uratic Black(5Y 2 511),moist, tow plasticity, 90%fines, <br /> hammer, <br /> blow 10% very fine sand <br /> counts <br /> not <br /> availabl <br /> 5 <br /> @ 5' as above, light yellowish brown(IOYR 516), moist, <br /> 70%fines, 30% fine sand <br /> 16 B-1-8 0 <br /> 10 - <br /> 35 B-1-120 @ 12' as above,light gray(2 5Y 7/2),moist, 80% fines, <br /> 20% fine sand <br /> 82 13-t-14 0 Clayey Sand(SC) <br /> Mottled olive gray (5Y 412) and bluish gray(5B 6/1),wet, <br /> 15 — 70%sand, 30% fines <br /> 406 B-1-17 0 <br /> Sand(SP) <br /> Olive gray (5Y 412),moist, fine to medium sand <br /> 296 B-1-20 0 20 <br /> Silty Sand(SM) <br /> Yellowish brown(10YR 5/4), moist, 85%fine sand, <br /> 15% fines <br /> 39 B-1-24 0 <br /> 25 Clay(CL) <br /> PH//" Strong brown(10 YR 5/6), moist,medium plasticity, <br /> 80%fines, 2017c fine sand <br /> Silt(ML) <br /> 28 B-1-28 0 Strong brown(10 YR 5/6), moist, 80% fines, <br /> 20%fine sand <br /> 30 Page 1 of 2 <br /> BORING SHELL OIL PRODUCTS COMPANY Borehole Diameter 2 inches <br /> Shell Service Station Logged by T Magney CAMBRI <br /> B-1 7910 Lower Sacramento Road Driller Gregg Drilling <br /> Date Started 16-Dec-97 240-0832 <br /> rn <br /> Stockton, California Date <br /> Completed 16-Dec-97 <br />