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Wright Environmental Services, Inc., Tracy, CA Exploratory Boring Log <br /> Project No 4184 1 Boring/Weil No B-2 Well Installed No <br /> Client Tracy Auto Stereo Date Drilled 3113100 Total Depth 22' <br /> Location Grantline at Holly, Tracy, CA Logger CMP Cement Grout Seal 22' to surface <br /> Drilling Method 3" OD Push Casing <br /> Permit PHS EHD 21754 <br /> Water Levels 1st Enc 9'? Static 7 43' @ 14 23 <br /> Sample Blow a Depth Borehole <br /> No OV Count (ft) Lithology Log Completion <br /> Concrete Pavement ",;• <br /> CL - Silty CLAY, dark brown 10YR3/3, low plasticity, stiff, <br /> CO X damp <br /> c <br /> ca <br /> 6-2 1 � <br /> 8-5 - 5 Same as above, damp <br /> SM - Silty Sand, stained gray, f med sand 80%, fines 20%, <br /> 6 2 2push massive, med dense, weak petroleum odor, saturated below A•^• <br /> ®to 10 9 feet <br /> Same as above, contains sand and sandy silt interbeds, sand wet, <br /> B 2 3 silt damp <br /> ®,5 - push <br /> 15 ML - Sandy SILT, yellowish brown 10YR5/8, v f sand 30%, <br /> . silt 70%, massive, minor caliche, no odor or stain, stiff, damp <br /> at 16 feet <br /> B 2 aML-CL - Sandy SILT to Sandy CLAY, yellowish brown 10YR5/8, <br /> 020 push <br /> of f sand 10% dissem , low plasticity, weakly cemented, <br /> Iff2 <br /> no odor or stain, firm, damp overall <br /> 625 <br /> ®22 - push „•� <br /> Bottom of Boring = 22 feet <br /> • <br /> Reviewed by RG/CEG <br />