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TETRA TECH BORING LOG <br /> BORING I.D. NO. B-7 Page I of 1 <br /> CLIENT DSA T C 0100-01 LOCATION STOCKTON DEV CTR DATE 02106/95 <br /> DRILL METHOD Hollow Stem Auger AUGER DIAMETER 8 inches FIELD GEOLOGIST PHIL SKORGE <br /> 31'a� p� Q E a CL U <br />' w—' -'o o a -i (n GEOLOGIC DESCRIPTION <br /> mU a pC0 p <br /> U' <br /> ML GRASS LAWN <br /> 5 NO _—— CL AYFY SILT. - DARK BROWN Z97 5YR3/3) LOW PLASTICITY FIRM MOIST <br /> 1 10 NO <br /> — <br /> 15 <br /> TO @ 17 0 TERMINATED BORING PER AUGER REFUSAL NO ODORS--No— <br /> GROUNDWATER <br /> DORSNOGROUNDWATER ENCOUNTERED 100% SAMPLE RECOVERY BACKFILLED WITH <br /> ' CEMENT SLURRY <br /> 20 <br /> ' 25 <br /> ' 30 <br /> 1 <br /> 35 <br /> 40 <br /> REVIEWING GEOLOGIST Steve Brady SIGNATURE REG NO 6031 <br />