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r <br /> Wright Environmental Services, Tracy, CA Exploratory Boring Log <br /> Project No. 4131 Boring 4 <br /> Client: King Trust Date Drilled: Oct. 10, 1996 Well Installed: No <br /> Location: King Is., Stockton, CA Logger: MG <br /> Drilling Method: GeoProbe, continuous push Total Depth: 12' <br /> Permit•. PHD-EDS 010661 Cement Grout Seal: 10' to Surface <br /> Water Levels: 1st Enc: Initially dry Static: 7' after 120 hr <br /> CD <br /> Sample a Depth Borehole <br /> No. OV push coca <br /> (ft) Lithology Log Completion <br /> d ML - Clayey SILT, green brown, some root holes, slightly <br /> Bor.4 20k plastic, faint bedding, damp. "•" <br /> 0 to - Per <br /> 4 n min <br /> 2-inch v. fine sand bed at 3.5-feet, moist. <br /> Bor.4 5 <br /> 4 to <br /> e " - OL - Highly organic Silty CLAY, black, numerous roots, <br /> micaceous, very moist, soft; organic content inc. with depth. <br /> Bor.4 <br /> a to _ "•.• <br /> 10 n 10 <br /> very moist to nearly saturated,borehole collaspes to 10 feet. <br /> Bottom of Boring = 12 feet <br /> Groundwater enters borehole very slowly <br /> Reviewed by RG/CEG <br />