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' TETRA TECH BORING LOG <br /> BORING I.D. NO. B-5 Page 1 of 1 <br /> CLIENT DSA T C 0100-01 LOCATION STOCKTON DEV CTR DATE 02/06/95 <br /> DRILL METHOD Hollow Stem Auger AUGER DIAMETER 8 inches FIELD GEOLOGIST PHIL SKOR6E <br /> z� �� -J XX u) <br /> OL <br /> o a a GEOLOGIC DESCRIPTION <br />' �� m� o n a co D <br /> cn (D c3 <br /> CL GRASS LAWN <br /> ' 11 NO CI AY. - VERY DARK BROWN (10YR2/2) HIGH PLASTICITY FIRM MOIST <br /> 15 <br /> 22 <br /> --- ML <br /> ' 10 15 NO �= CLAYEY SILT. - DARK BROWN (7 5YR3/3) LOW PLASTICITY MEDIUM STIFF <br /> 25 MOIST <br /> 30 —— <br /> 15 i6 NO — NON PLASTIC 30% FINE SAND <br /> 0 — 30 —— <br /> 37 <br /> ' 20 N <br /> 19 O LOW PLASTICITY CLAYEY <br /> 35 —— <br /> 40 —— <br /> TO @ 215 TERMINATED BORING NO ODORS NO GROUNDWATER ENCOUNTERED <br /> 100% SAMPLE RECOVERY BACKFILLED WITH CEMENT SLURRY <br /> ' <br /> 25 - <br /> 30 - <br /> 35 - <br /> 40 <br /> 53540 <br /> ' REVIEWING GEOLOGIST Steve Brady SIGNATURE REG NO 6031 <br />