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Wright Environmental Services, Tracy, CA Exploratory Boring Log <br /> Project NO 4183 Boring/Well No 13-2 Well Installed No <br /> C1ibrit, City of Tracy Date Drilled Feb 6, 2003 Continuously cored <br />., Location Cage n Play, fib E 11th 5t , Tracy Logger CMP Total Depth 22' <br /> Drilling Method 3"OD GeoProbe Cement Grout Seal 22'to Surface <br /> Permit. PHS EHD#32662 <br /> Water Levels 1st Enc IV Q 09 20 Static 8 49' {d3 11 31 <br /> Sample Core d Depth Borehole <br /> No PID 9 ��� Ltthology Log Completion <br /> Asphalt pavement section <br /> s_2-1 0 1 <br /> o-a <br /> GM- Silty GRAVEL, brown 10YR513 FILL, f-crs sand, <br /> med dense and damp Appears as Class 11 with pea gravel ^ " <br /> � <br /> z 0 2 Same as above, damp <br /> n " <br /> 30 3 10 Driller calls change at 11 feet <br /> CL- Sandy CLAY, stained gray, low plasticity, f sand 20%, <br /> massive, stiff, saturated at 11-12 feet <br /> 0 4 <br /> 15 " <br /> Same as above, stiff, locally moist to saturated <br /> 270 5 rr <br /> Sae as above, thin 2 inch sand bed at 18-19 feet, �A�A <br /> then grading into Sandy Clay <br /> 20 <br /> 20-27 0 6 CL- Sandy CLAY,yellow brown 10YR516, low pfasticity, f sand 40% <br /> dissem in clay, firm, damp to moist , dnller calls refusal at 22 feet <br /> Bottom of Boring =22 feet <br /> Reviewed by RG/CEG <br />