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I Advanced BORING LOG <br /> GeoEnvironmental Inc. <br /> � BOREHOLE NO OWI <br /> 837 Shaw Road, Stockton, CA 95215 <br /> (209)467-1006 FAX (209) 467-111$ TOTAL DEPTH 20 <br /> Project Tracy Marine Sales Drilling Co Cascade Drilling, Inc <br /> Site Location 2353 Taste Road Rig/Anger Type CME 75/8-inch augers <br /> Tracy, California Logged By Brian W Millman <br /> Reviewed By Calvin Lee <br /> IProject No AGE-NC-96-0263 Date(s) Drilled 27 .lune 2002 <br /> Notes Soil samples collected at 15 and 20 feet = Water level during drilling Page 1 of 1 <br /> � Water level m completed well <br /> Depth Sample Slaws PID Soil USCS Class and Well Well <br /> ID (per 6"} (ppm} Symbol Soil Description Completion Description <br /> 0 Well cover cnsty box <br /> Concrete <br /> Bentonite seal from 2' <br /> to 4' bsg <br />' 5 <br /> #3 sand from 4'to 20' <br /> bsg <br /> 10— <br /> Screened interval from <br /> 5'to 20'bsg <br />' 8"Boring diameter <br /> 2"Casing diameter <br /> -15OWI-15 18/21/25 25 <br /> CL Light brown,saturated,CLAY, medium plasticity <br />' l and toughness,faint hydrocarbon(HQ odor <br /> -III 020 slot size <br /> SP Brown,saturated,POORLY GRADED SAND,fine <br /> sand,faint HC odor <br /> Cap at 20' <br /> -20 OWI-20 21/25/32 27 <br /> SP Brown,saturated,POORLY GRADED SAND,fine <br /> Isand,faint HC odor <br /> CL Light brown,saturated,CLAY, medium plasticity <br /> and toughness,faint HC odor <br /> I <br />' -25 <br />