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Field Exploratory Boring Log SB-5 <br /> ()VM Blows/ Sample Well Depth Sot]Group <br /> Materials Description <br /> PM 6" Number Construction (ft) (USCS) <br /> Asphalt&Base rock 0 to 0 5' <br /> Silty Sand(SM) <br /> 00 Very dark gray (5Y 312),moist,70%fine sand, <br /> 30% silt <br /> 5 Clay(CL) <br /> Black(5Y 2 511),moist,moderate plasticity, 70%clay, <br /> 20% silt, 10%fine sand <br /> 00 SB-5-8 <br /> 10 Silt(ML) <br /> Dark olive gray (5Y 312),moist, 80% silt, 20% fine sand <br /> 76 SB-5-12 — @ 12' As above,moist <br /> 15 <br /> 00 SB-5-16 — @ 16' As above,moist <br /> 60 SB-5-20 20— <br /> @ 22' As above,60% silt,40% fine sand <br /> 00 SB-5-24 @ 24' As above,moist <br /> 25 <br /> Silty Sand(SM) <br /> Dark olive gray(5Y 312),moist, 60% fine to medium sand, <br /> 00 SB-5-28 <br /> 40% silt <br /> Total Depth of Boring=28 feet <br /> 30 <br /> BORING SHELL OIL PRODUCTS COMPANY Borehole Diameter 1 51nches <br /> Shell Service Station Logged by I Neely en viros <br /> B-5 4315 Waterloo Road Driller Gregg Drilling 96372 <br /> Stockton, California Date Started 21-Feb-96 <br /> Date Completed 21-Feb-96 <br />