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Field Exploratory Boring Log SB-1 <br /> OVM Blows/ Sample Well Depth Soil Group <br /> M 6" [lumber Construction (ft) (USCS) Materials Description <br /> 55 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 /> Very dark gray (5Y 311),moist,65% silt, 10% clay,25% <br /> 5 fine sand <br /> 21 SB-1-6 — <br /> @ 6' As above,moist <br /> @ 8' As above,color change to Olive brown (2 5Y 414) <br /> 71 SB-1-10 10 @ 10' As above,moist <br /> 65 SB-1-12 5 <br /> 15 @ 14' as above,moist, 55% silt, 10%clay, 35% fine sand <br /> 582 SB-1-18 <br /> @ 18' as above,moist <br /> Sand(SP) <br /> 20 Dark yellowish brown (10 YR 316),moist,90% fine to <br /> medium sand, 10% fines <br /> 154 SB-1-22 @ 22 As above, moist <br /> 25 <br /> 302 SB-1-26 @ 26' As above,moist <br /> @ 30' As above,moist <br /> 00 SB-1-30 30 Total Depth of Bonng=30 feet <br /> BORING SHELL OIL PRODUCTS COMPANY Borehole Diameter 1 51nches ' <br /> Shell Service Station Logged by 3 Neely envlros® <br /> SB-1 4315 Waterloo Road Driller Gregg Drilling 96372 <br /> Stockton, California Date Started 21-Feb-96 <br /> Date Completed 21-Feb-96 <br />