Laserfiche WebLink
Wright Environmental Services Tracy, CA ,.ploratory Boring Log <br /> Project No. 4889 Boring/Well No. B-2 Well Installed: No <br /> Client: City of Tracy Date Drilled: Feb. 14, 2003 Total Depth: <br /> Location: Waste Water Plant 3900 Holly, Tracy Logger: CMP Cement Grout Seal: 22 ' to Surface <br /> Drilling Method: 3" OD GeoProbe <br /> Permit: PHS EHD #32663 <br /> Water Levels: 1 st Enc: 14' Static: 8.6 @ 11:15 <br /> Sample Push Depth Borehole <br /> No. PID (ft) Lithology Log Completion <br /> Asphalt Pavement <br /> a <br /> CL- Silty CLAY, brown 10YR4/3, low-mod plasticity, massive, very stiff, <br /> damp. <br /> m <br /> c <br /> t 5 <br /> &2-1 Same as above, very stiff, damp, contains roothairs with sand <br /> 0-6 0 disseminated in clay. <br /> 10 <br /> 8-2-2 Same as above, slight increase in silt content, stiff, damp to moist, <br /> oil. 0 2 inch thick sand bed at 10 feet. <br /> 15 <br /> B-2-3 <br /> 016 0 SP - SAND, brown 10YR5/3, fines<5%, 95% f. sand, med. dense, <br /> saturated, contains clayey interbeds at 15 feet. <br /> 20 <br /> &2z 0 Same, then sharp contact to underlying. <br /> CL- Silty CLAY, yellowish brown 10YR5/6, low plasticity, massive, <br /> stiff, damp. <br /> Bottom of Boring = 22 feet <br /> Reviewed by RG/CEG <br />