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PORT OF STOCKTON BORING NO. B1-2 <br /> 116.0 . Stockton, California <br /> BORING LOCATION DATE STARTED DATE FINISHED <br /> Site i--Port Road B, approx. 60—ft. E. Port Road 2 8/6/98 8/6/9$ <br /> DRILLING AGENCY NORTHING EASTING ELEVATION <br /> Fisch Environmental Exploration Services I I Grade <br /> DRILL]NO METHOD BORING TOTAL DEPTH FINAL STATUS <br /> GeoProbe 19 ft. Grouted <br /> DRILLING EQUIPMENT DEPTH TO i FIRST COMPL i 24 HRS. <br /> aL. GH-40 WATER NA NA NA <br /> SAMPLING METHOD LOGGED BY <br /> Core Calvin P. Erdman <br /> SAMPLER TYPE RESPONSIBLE PROFESSIONAL REG.NO. <br /> 4- Large—bore Calvin P. Erdman, R.G. 6732 <br /> �. <br /> 0 <br /> CU►_' a • c o DESCRIPTION a' REMARKS <br /> L. a m �nZ m m a � 0 0 <br /> 0 for further detalls <br /> Drive to 7-ft. to collect first targeted core,no cuttings Boring on ramp 2-ft. above <br /> grade,depths L adjusted to grade on log <br /> 2 <br /> La <br /> � <br /> 4- <br /> 6— <br /> CLAY <br /> BCLAY (CL):black,N25/,mostly clay,v, stiff,Y. moist,high plast.. Water level measured @ <br /> lack of iron oxide mottling compared to 61-I,no product odor 7.3-ft. bps,PID-0 ppm, <br /> V <br /> $ headspace boring <br /> 10 <br /> 1.+ <br /> 12W-W cont. clay, color change to brown (IOYR 4/3),Iron oxide,high ptast., Collect water sample @ <br /> v. moist-wet,no product odor 12-ft. bgs (W-•0121. PID-0 <br /> LM S-030 ppm,headspace Wing <br /> Soil sample 5-030 from 13.0 <br /> to 13.5-ft. bgs <br /> 14 <br /> V <br /> � 16 <br /> CLAY (CL):brown, (10YR 5/3).mostly day,tr.-few silt,v. stiff,molst, <br /> high plast,no product odor <br /> V 18 5-031 PID-0 ppm,headspace <br /> boring <br /> Soil sample S-031 from 18.0 <br /> Bottom of Boring @ t9.0-Feet to 18.5-ft. bos <br /> Prolect No. Figure No. <br /> 98»7 <br />