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<br /> BORING LOG
<br /> GeoEnvironmental, Inc. BOREHOLE NO MW-20
<br /> r 837 Shaw Road, Stockton, CA 95215
<br /> (209) 467-1006 FAX (209)467-1118 TOTAL DEPTH 70'
<br /> Project Geweke Date(s) Drilled 13 Apn12004
<br /> Project No AGE-NC-95-0109 Page 3 of 3
<br /> Depth Sample Blows PID Sod USCS Class and Well Well
<br /> 1D (per 6") (ppm) Symbol Soil Description Completion Description
<br /> NO SAMPLE No recovery
<br /> SM Red brown,moist,SILTY SAND,no HC odor,
<br /> grading coarser to next bed
<br /> 0
<br /> SP Gray brown,moist,SAND,fine to medium sand,
<br /> <5%fines,no HC odor,sharp,gravelly,color change #3 sand from 48'to 70'
<br /> contact with next bed bsg
<br /> -55
<br /> ML Red brown,finely bedded,damp to moist,
<br /> SANDY SILT,fine sand,no HC odor
<br /> NO SAMPLE No recovery
<br /> SM Brown,moist,SILTY SAND,no HC odor
<br /> ML Yellow brown alternating with brown thinly
<br /> bedded,very moist,SANDY SILT,10%very fine sand,
<br /> 71r no HC odor FE
<br /> 60—
<br /> ML Yellow brown,very moist,SANDY SILT,fine
<br /> sand,soft,malleable,no HC odor
<br /> SM Red brown,saturated,SILTY SAND,medium 0 020 screened intervalfrom 50'to 70'bsg
<br /> sand,some fine sand,no HC odor
<br /> 0 — —
<br /> --_--_ SM Yellow brown,saturated to very moist,SILTY
<br /> 0 — SAND,soft,malleable,no HC odor
<br /> SP Green brown,saturated,medium SAND,trace
<br /> gravel, 10%fines,no HC odor
<br /> Cap at 70'
<br /> -70
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