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Field Exploratory Boring Log SB-2 <br /> OVM Blows/ Sample Well Depth Soil Group <br /> PPM 6" Number Construction (ft) (USCS) Materials Description <br /> & base rock 0 to l' <br /> Clay(CL) <br /> Black (7 5YR N2/0),moist, moderate to high plasticity, <br /> 90% clay, 10% silt <br /> 5 <br /> 4 SB-265 <br /> 3 SB 2-115 10 @ 10' As Above-moist <br /> Clayey Sand(SC) <br /> Dark greenish gray (5GY 4/1),moist,90% fine to medium <br /> sand, 10%clay <br /> 15 <br /> 111 SB-2-16 5 <br /> 20 5B-2-215 20 Silt(ML) <br /> Olive brown (2 5Y 414), moist, 80% silt,20%fine sand <br /> 11 SB-2-26 5 25 <br /> @ 25' As Above-moist <br /> 0 SB-2-315 30 @ 30' As Abor c-moist Page 1 of 2 <br /> BORING SHELL OIL PRODUCTS COMPANY Borehole Diameter 5 inches CAMBRI <br /> Shell Service Station Logged by J Neely <br /> SB-2 6131 Pacific Avenue Driller Gregg Drilling 97374 <br /> Stockton, California Date Started 2-July-97 <br /> Date Completed 2-July-97 <br />