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11 <br /> Wright Environmental Services, Inc. Tracy, CA Exploratory Boring Log <br /> Project No 4070-T Boring/Well No SB-12 <br /> 0 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° OD GeoProbe Push Cement Grout Seal 12' to surface <br /> Permit County of San Joaquin Health Department #008188 <br /> Water Levels 1 st Enc 10' Static 5 20' 0 1 04pm <br /> Sample Hydr 7& Depth Borehole <br /> Noin OV push c (ft) Lithology Log Completion <br /> Pavement and Subbase <br /> CL - Silty CLAY, dark yellowish brown 10YR 416, sand <10% <br /> disseminated, medium plasticity, massive, rare rootholes, <br /> soft/firm, damp •�• <br /> 5 <br /> B 12-1 _ push Same as above, damp <br /> w• <br /> w•w• <br /> Pushes easily to 10 feet <br /> 10 <br /> s 12-2 - push SC - Clayey SAND, very dark gray 10YR 311, sand 80%, clay <br /> low plasticity, very crudely bedded, med dense, saturated <br /> Bottom of Boring = 12 feet, <br /> water enters borehole rapidly <br /> Reviewed by RG/CEG <br />