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Wright Environmental Services, Tracy, CA Exploratory Boring Log <br /> Project No 4509-T BonngMell No 8-2 Well Installed No <br /> Client City of Tracy Date Drilled Feb 5, 2003 Total Depth <br /> Location Delta Disposal 99 6th Street, Tracy Logger CMP <br /> Dnlling Method 3" OD GeoProbe Cement Grout Seal 26'to Surface <br /> Permit PHS EHD#32661 <br /> Water Levels 1st Enc 15 5' @ 11 05 Static NM <br /> Sample Push °7 Depth <br /> No PIDfifty Lithology Log Borehole <br /> M <br /> Completion <br /> Asphalt Pavement w A <br /> wAw <br /> ML- Sandy SILT, brown 10YR513, nonplastic, f sand 15%, massive, A <br /> firm, damp wAAA <br /> Aw <br /> A <br /> Aw <br /> ww <br /> 8.2-1wwwA <br /> ata 27 5 Same as above, weak odor at 6 feet, firm, damp wAw„ <br /> w A <br /> AAA <br /> AA <br /> wwA <br /> wwwA <br /> wAA <br /> B-22 140 10 CL- Silty CLAY with sand, stained gray, low plasticity, massive, wAwA <br /> X13 A <br /> stiff, damp wwww <br /> Aw <br /> &2-3 <br /> AwA <br /> wAA <br /> wAw <br /> Aw <br /> 016 43 15 SW- SAND, stained gray, weak odor, fines <5%, f - crs sand 95%, wwww <br /> 0 massive, dense, saturated at 15-16 feet <br /> ww <br /> 3-24 <br /> Aw <br /> AwA <br /> wAA <br /> www <br /> 021 0 20 Same as above, becomes very crs with fine gravel, no odor or A�w� <br /> stain, fines <5%, very dense saturated <br /> www <br /> Aw <br /> wwA <br /> wAw <br /> wAw <br /> Aw <br /> s 0 25 SC- Clayey SAND, dark yellowish brown 10YR4/4, slightly plastic, www <br /> f sand 10-15%, massive, stiff, damp to very moist wwww <br /> Bottom of boring = 26 feet <br /> Reviewed by RG/CEG <br />