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Advanced "JBORING LOG <br /> _ GeoEnvirlon;rai ental, Inc. <br /> ��r,•._..,. BOREHOLE NO.: MW-? <br /> :; 7s,.• 837 Shaw Road, Stockton, CA 95215 <br /> (209)467-1006 FAX: (209)467-1118 TOTAL DEPTH: 551 <br /> Project: California Street Medical Building Drilling Co.: Cascade Drilling, Inc. <br /> Site Location: 1617 North California Street Rig/Auger Type: CME-75HT <br /> Stockton, California Logged By: Eyrene L.Fisher <br /> Reviewed By: William R. Little <br /> Project No.: AGE-NC-04-1180 <br /> Date(s) Drilled: 19 August 2004 <br /> Notes: bsg:below surface grade s Water level during drilling Page 1 of 2 <br /> sr Water level in completed well <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 /> Water-tight cap <br /> -5 <br /> ..r <br /> ML:Greenish brown with gravelly inclusions,damp, <br /> -10 CLAYEY SILT, 10%very fine sand;moderate to <br /> -� MWl-10 15/15/19 0 low toughness;mo hydrocarbon(HC)odor. 2"Casing diameter <br /> ML:Greenish brown with white precipitate,damp, <br /> -15 SANDY SILT,15%fine sand,crumbly;low <br /> MWI-15 17/21/22 0 consistency,plasticity and toughness;no HC odor. <br /> „ter <br /> SM:Reddish brown,damp,SILTY SAND,20-30% <br /> -20— silt,soft;no HC odor. <br /> MWl-20 24/20/27 0 == Cement grout seal from <br /> _ = 1'to 30'bsg <br /> ML:Greenish brown with white precipitate,damp, <br /> -25— CLAYEY SILT,15%clay,crumbly;moderate <br /> MWI-25 20/23/24 0 consistency;no HC odor. <br />