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•,0001 NOW <br /> PORT OF STOCKTON BORING NO. B3-)l <br /> Stockton, California <br /> BORING LOCATION DATE STARTED DATE FINISHED <br /> Site 3 —50—ft. N., 850—ft. W. int. Roads G & 13 8/7/98 8/7/98 <br /> DRILLING AGENCY NORTHING FASTING ELEVATION <br /> Fisch Environmental Exptoration Services I I Grade <br /> DRILLING METHOD BORING TOTAL DEPTH FINAL STATUS <br /> GeoProbe 41 ft. I Grouted <br /> DRILLING E(IUIPMENT DEPTH TO i FIRST i COMPL. i 24 HRS. <br /> GH-40 WATER NA NA NA <br /> SAMPLING METHOD LOGGED BY <br /> Core Calvin P. Erdman <br /> SAMPLER TYPE RESPONSIBLE PROFESSIONAL REG.NO. <br /> Large—bore Calvin P. Erdman, R.G. 6732 <br /> >+ T 4 <br /> FCua , 3 c a a DESCRIPTION a 6 REMARKS <br /> m _ °S <br /> w«- c�i u OT <br /> n o0 <br /> o� D fn U for further details <br /> Drive to 9-ft. to collect first targeted core,no cuttings <br /> 2- <br /> 4- <br /> 6- <br /> 8- <br /> CLAYEY <br /> 68CLAYEY SILT (ML): It. olive brown (25Y 5/3),mostly silt,little clay, PID-O ppo%headspace <br /> tr.-few v. f. gr. sand, discoloration and mod. product odor from boring <br /> 10 from approx. 10.5-ft, si. moist PID-5-7 ppm,soil core <br /> sample (headspace baggie) <br /> S-0t5 <br /> Soll sample S-045 from 10.5 <br /> to 11.0-ft. bgs <br /> 12 water level measured @ <br /> 12.15-ft. bgs <br /> 14 <br /> CLAYEY SILT (ML):grayish brown (2.5YR 5/2),mostly slit,some day. Bottom boring dry,probed <br /> Y. stiff,mod. plast.,moist, mod. product odor @ 17-f t. <br /> PID-0 ppm,headspace <br /> 16 $ boring <br /> PID-30 ppm,soil core <br /> sample (headspace baggie) <br /> Sol sample S-048 from 18.0 <br /> 18 to 18.5-ft. bgs <br /> 441 Attempt depth-discrete <br /> --------------------------------------------- sample from IB to 20-ft. <br /> sediments wet but wll not <br /> yield water. <br /> Prclect No. Figure No. <br /> 981117 <br />