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J � <br /> Wright Environmental Services, Inc., Tracy, CA Exploratory Boring Log <br /> Project No. 1117 Boring/Well No. HA-5 <br /> Client: SJRR Comm. Date Drilled: October 9, 1997 <br /> Location: Weber Station, Stockton, CA Logger: CMP Well Installed: No <br /> Parcel 5 - radar anomoly Total Depth: 11.5' <br /> Drilling Method: 8" OD Hollowstem Cement Grout Seal: 11.5' to surface <br /> Permit: CSJ PHS-EHD #013916; 013915 <br /> Water Levels. 1 st Enc: None Static: -- <br /> Sample Blow a Depth Borehole <br /> No. Han Count (a (ft) Lithology Log <br /> cn Completion <br /> Asphalt payment <br /> Gravel Fill, clean, damp. J <br /> ;J <br /> rr wrrrrrrrrr-rrrrrrrr rwr r,r'rr rr r-r-rrrrr <br /> SP - SAND, light red brown 5YR 6/3, siltcl0%, damp drills easy, <br /> 5 could contain Fill; driller calls change at about 7 feet. <br /> HA5 — <br /> 5' push <br /> ML - Clayey SILT, brown 10YR 5/3, low plasticity, fine sand <br /> 10-15%, masive, caliche infilled roothoies, massive stiff, damp. <br /> 10 <br /> HA5 <br /> 10' — 15 Same as above, less clay, stiff, damp. <br /> Bottom of Boring = 11.5 feet <br /> Note: Han. refers to the Modified Hanby f=ield Analytical <br /> Laboratory test which yields a field colorimetric qualitative <br /> measurement of presense of hydrocarbons in parts <br /> per million. <br /> Reviewed by RG/CEG <br />