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La v %� <br /> PORT OF STOCKTON BORING NO. B4-2 <br /> Stockton, California <br /> BORING LOCATION DATE STARTED DATE FINISHED <br /> Site 4 —420—ft. E., 200—ft. N. of int. Rds. 21 & K 8/4/98 8/4/98 <br /> DRILLING AGENCY NORTHING EASTING ELEVATION <br /> Fisch Environmental Exploration Services I I Grade <br /> DRILLING METHOD BORING TOTAL DEPTH FINAL STATUS <br /> GeoProbe 18 ft. Grouted <br /> DRILLING EQUIPMENT DEPTH TO i FIRST COMPL. i 24 HRS. <br /> L.. GH-40 WATER NA NA NA <br /> SAMPLING METHOD LOGGED BY <br /> Core Calvin P. Erdman <br /> SAMPLER TYPE RESPONSIBLE PROFESSIONAL REG.NO. <br /> L. Large—bore Calvin P. Erdman, R.G. 6732 <br /> 7' T O <br /> vCM <br /> i a a� o DESCRIPTION REMARKS <br /> a O E� 2 1 o nw <br /> L+ w 0 mZ m 1=o <br /> O`- CC _J L) for further detalls <br /> Drive to It-ft. to collect first targeted core,no cuttings <br /> L <br /> 2 <br /> 4 <br /> Lo <br /> L' 8— <br /> to— <br /> CLAY <br /> t0CLAY (CL):It. brownish gray (10YR 0/2),mostly clay,v. stiff,high PID-0 pM headspace <br /> Lo Plast.,sl. moist,no product odor or discoloration boring <br /> 12 S-003 Soll sample S-003 from 11.5 <br /> to 12.0-ft bgs <br /> L. <br /> 14 <br /> r>� <br /> ------------------------------------------------- <br /> 16 SAND (SP):yellowish brown (10YR 5/4),mostly f. gr. sand,Ittle- <br /> L med. gr. sand,tr.-few,silt&crs. gr. sand,wet,no product odor <br /> SoA sample 5-004 from 10.5 <br /> 5-004 to 17.0-ft. bgs <br /> PID-0 ppm,headspace <br /> 116018 W-002 baring. <br /> Bottom of Boring @ 18.0-Feet Collect water sample Q <br /> L 18A-ft. bgs (W-002) <br /> 1.+ <br /> Project No, Figure No. <br /> 98117 <br />