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,„ s• Advanced BORING LOG
<br /> GeoEnvironmental, Inc. BOREHOLE NO MW-22
<br /> 837 Shaw Road, Stockton, CA 95215
<br /> (209)467-1006 FAX (209)467-1118 TOTAL DEPTH 70t
<br /> Project Geweke Date(s) Drilled 14 Apr112004
<br /> Project No AGE-NC-95-0109 Page 2 of 3
<br /> Depth Sample slows PID Sod USCS Class and Well Well
<br /> ID (per 6") (ppm) Symbol Sod Description Completion Description
<br /> SP Yellow brown to brown,damp to moist,medium
<br /> SAND,some fine sand,no fines,soft to harder near
<br /> 0 lower contact,no HC,odor
<br /> ML Yellow brown and light brown alternating in
<br /> -25— MW-22-25 stripes,oxidation,damp,SILT, 10%line sand,no HC
<br /> odor
<br /> NO SAMPLE No recovery Cement grout seal from
<br /> 5'to 46'bsg
<br /> SM Yellow brown to tan brown,moist to very moist,
<br /> SILTY SAND,20%silt,very fine sand,oxidation
<br /> MW22-28 0 marking bedding layers,no HC odor,grading coarser to
<br /> next bed
<br /> SP Yellow brown to gray brown,moist,SAND,
<br /> 30— medium to coarse,<10%fines,trace gravel,soft,
<br /> bottom is in sharp contact with next bed,no HC odor
<br /> SM Yellow brown to tan brown,moist to very moist,
<br /> SILTY SAND,20%silt,very fine sand,oxidation
<br /> marking bedding layers,no HC odor
<br /> NO SAMPLE No recovery
<br /> SP Yellow brown to red brown,very moist,SAND,
<br /> fine to medium,no fines,soft,no HC odor,in sharp
<br /> 0 contact with next bed
<br /> -35— CL Green brown,damp to moist,SILTY CLAY,little
<br /> to no sand,visible micas,oxidation,no HC odor
<br /> NO SAMPLE No recovery Cement grout seal from
<br /> 5'to 46'bsg
<br /> 0 SP Yellow brown,damp,fine to medium SAND,no
<br /> lines,no HC odor,in contact with next bed
<br /> MW22-38 — SP-SM Green brown and yellow bonen,damp,finely
<br /> interbedded SILTY SAND and SANDY SILT,no HC
<br /> odor,grading to next bed
<br /> -40— — — ML Green brown,moist,SANDY SILT,very fine
<br /> sand,oxidation,no HC odor,in chaip contact with next
<br /> bed
<br /> SM Green brown,moist,SILTY SAND,fne to rz
<br /> medium sand,oxidation,trace gravel,no HC odor
<br /> NO SAMPLE No recovery
<br /> 0
<br /> SP Yellow gray,damp to moist,fine to medium
<br /> SAND,little to no fines,oxidation,no HC odor
<br /> -45— OXIDIZED Black,yellow and red,sharp oxidized
<br /> contact,organics small wood pieces
<br /> CL Green brown,damn,SILTY CLAY,15%silt,
<br /> crumbles,oxidized areas,sand inclusions,no HC odor Bentonite seal from 46'
<br /> to 48' bsg
<br /> NO SAMPLE No recovery
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