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Field Exploratory Boring Log SB-2 <br /> OVM Blows/ Sample Well Depth Soil Group <br /> PM 6" Number Construction (ft) (USCS) Materials Description <br /> Asphalt&Base rock 0 to 0 5' <br /> Silty Sand(SM) <br /> _ Very dark gray (5Y 311),moist, 60% fine sand, <br /> 40% silt <br /> Silt(ML) <br /> 00 Very dark gray (5Y 311), moist,65%silt, 10% clay, 25% <br /> 5 fine sand <br /> @ 6' As above,moist <br /> @ 8' As above,color change to olive brown (2 5Y 414) <br /> 00 SB-2-9 <br /> 10 @ 10' As above,moist <br /> 00 SB-2-13 <br /> 15 — @ 14' as above, moist, 5557c silt, 10% clay, 35% fine sand <br /> 00 SS-2-17 — <br /> @ 18' as above,moist <br /> 20 Sand(SP) <br /> Dark yellowish brown(10 YR 3/6),moist,90% fine to <br /> 00 SB-2-21 medium sand, 10% fines <br /> Total Depth of Boring=21 feet <br /> 25 <br /> 30 Lj <br /> BORING SHELL OIL PRODUCTS COMPANY Borehole Diameter 1 51nches <br /> Shell Service Station Logged by 3 Neely enviros® <br /> SB-2 4315 Waterloo Road Driller Gregg Drilling 96372 <br /> Stockton, California Date Started 21-Feb-96 <br /> Date Completed 21-Feb-96 <br />