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NOW %W01 <br /> Wright Environmental Services, Inc., Tracy, CA Exploratory Boring Log <br /> Project No. 1117 Boring/Well No. B-6 <br /> Client: SJRR Comm. Date Drilled: October 9, 1997 <br /> Location: Weber Station, Stockton, CA Logger: CMP Well Installed: No <br /> Parcel 6, near gate Total Depth: 16.5' <br /> Drilling Method: 8" OD Hollowstem Cement Grout Seal: 16.5' to surface <br /> Permit: CSJ PHS-EHD #013916; 013915 <br /> Water Levels: 1st Enc: None Static: -- <br /> m <br /> Sample Blow a Depth Borehole <br /> No. Han Count ca (ft) Lithoiogy Logco Completion <br /> Gravel Surface fill <br /> CL - Silty CLAY, very dark gray 10YR3/1, low plasticity, v. f. <br /> sand 10% dissm., massive drills firm, damp. <br /> 5 <br /> B-6Q 0 ML - Sandy SILT, reddish brown 5YR4/4, f. sand 20%, massive, <br /> 51 push firm, damp. <br /> 10 <br /> B-6 _ Same as above, contains 2 to 6-inches thick, fine-med. sand <br /> 101 25 intebbeded, very stiff, damp. <br /> ML - Sandy SILT, red brown 5YR4/4, nonplastic, caliche <br /> 15 infilled burrows, fine sand 35%, silt 65%, massive, stiff, damp. <br /> B-6 _ 25 <br /> 15' <br /> Bottom of Boring = 16.5 feet <br /> Note: Han. refers to the Modified Hanby Field Analytical <br /> Laboratory test which yields a field colormetric qualitative <br /> mesasurement of presence of petroleum hydrocarbons in <br /> parts per million. <br /> Reviewed by RGiCEG <br />