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Advanced <br /> BORING LOG <br /> Z GeoEnvironmental Inc. <br /> s BOREHOLE NO.: MW-lA <br /> 837 Shaw Road, Stockton, CA 95215 <br /> (209)467-1006 FAX: (209)467-1118 TOTAL DEPTH: 20' <br /> Project: Tracy Marine Sales Drilling Co.: West Hazmat Drilling Corporation <br /> Site Location: 2353 Toste Road Rig/Auger Type: CME 75HT - 8" Hollow Stem Auger <br /> Tracy, California Logged By: Brian W. Millman <br /> Reviewed By: Nuel Henderson <br /> r Project No.: AGE-NC-96-0263 Date(s) Drilled: 23 March 2001 <br /> L Notes: sz Water level during drilling page 1 of 1 <br /> i Water level in completed well <br /> L <br /> Depth Sample Blows PID Soil USCS Class and Well Well <br /> ID (per 6") (ppm) Symbol Soil Description Completion Description <br /> 0 Well cover cristy box <br /> Concrete <br /> Bentonite seal from r <br /> to 3' bsg. <br /> L MW10-5 5!8130 0 #2/12 sand from T to <br /> CL:Brown,dry to damp,SILTY CLAY;stiff,no <br /> hydrocarbon(HC)odor,80%recovery. 20'bsg. <br /> -1 MW10-10 315/6 0Screened interval from <br /> CL:Light brown,saturated,SILTY CLAY;stiff,no HC <br /> odor. 5'to 20'bsg. <br /> ........ . . <br /> SM:Light brown,saturated,SILTY SAND;fine sand, <br /> 35%silt,medium dense,50%recovery. 8"Boring diameter <br /> 2"Casing diameter <br /> -is <br /> MW10-15 5/8/11 0 SP:Dark brown,saturated,POORLY GRADED <br /> SAND;fine sand,<5%fines,dense to very dense,no <br /> HC odor,100%recovery. 020 slot size <br /> -20 Cap at 20'. <br /> MW10-20 6/12/15 0 CL:C HC oLdioghr,tbISr%owm �SILTJYY CYeryfo , <br /> -25 � <br />