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Wright Environmental Services, Inc. Tracy, CA Exploratory Boring Log <br /> Project No 4070-T Boring/Well No S13-9 <br /> •Client M & M Automotive Date Drilled April 15, 1996 Well Installed none <br /> Location 60 E 10th St , Tracy, CA Logger CMP <br /> Drilling Method 2" CID GeoProbe Push Cement Grout Seal 12' to surface <br /> Permit County of San Joaquin Health Department #008188 <br /> Water Levels 1st Enc 11'? Static 7 60' @ 10 35am <br /> Sample H dr a Depth Borehole <br /> OV <br /> No Hy <br /> dr <br /> (ft) Lithology Log Completion <br /> Pavement and Subbase ;-�- <br /> CL - Silty CLAY, yellowish brown 10YR 516, fine sand up to "-"- <br /> 20-30%, massive, low plasticity, soft/firm, damp <br /> 5 <br /> B91 - push Same as above, damp <br /> K, i 0 <br /> 89-2 '-'oSC - Clayey SAND, stained gray, clay <20% disseminated, loose �- <br /> PPM <br /> push to medium dense, saturated <br /> rangge <br /> Bottom of Boring = 12 feet, water <br /> entered borehole slowly <br /> Note Han refers to the Modified Hanby Field Analytical <br /> Laboratory test which yields a field reconnaissance <br /> colormetnc qualitative mesasurement of presence <br /> of petroleum hydrocarbons <br /> Reviewed by RG/CEG <br />