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LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER C42-01.10 BORING NO. PS/WC-2S <br /> PROJECT NAME Port of Stockton PAGE 2 OF 2 <br /> BY M. Capps DATE 7/22/92 SURFACE ELEV. 2.6 ft. <br /> RECOVERY PID N <br /> (n LITHO- WELL <br /> J J GRAPHIC DESCRIPTION DETAIL <br /> W <br /> �¢W W� E coLvrur <br /> (ft/ft) (ppm) C73J �—I <br /> wet. <br /> SILTY CLAY(CL),gray to grayish brown(2.5Y, <br /> 5/2),90%low plasticity fines; 10%fine sand; <br /> iron and manganese oxide staining;stiff. <br /> @ 18.7': 1-inch thick sandy clay interbed. <br /> BORING TE M11NATED AT 20 FEET. <br /> 25- <br /> 30 <br /> 35 <br /> 40 <br /> REMARKS <br /> See Explanation of Symbols.Boring was drilled using 8-inch diameter,continuous-flight,hollow-stem auger drilling <br /> equipment.Boring was sampled using a 2-inch diameter,wire-line conveyed,split-barrel continuous sampler.See Well <br /> EONDetails for well consttuction information. <br /> E N <br /> ASSOCIATES <br />