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I Advanced BORING LOG <br /> 41- GeoEnvironmental, Inc. BOREHOLE NO MW3 <br /> 837 Shaw Road, Stockton, CA 95215 <br /> (209)467-1006 FAX (209)467-1198 <br /> TOTAL DEPTH 400 <br /> Project R M B Garage Drilling Co Mitchell Drilling Environmental <br /> Site Location 715 North Hunter Street Rig/Auger Type CME-75/8 25" <br /> Stockton, California 95205 Logged By Daniel W Kalmbach <br /> Reviewed By Calvin F Lee <br /> IProject No AGE-NC-01-0877 Date(s) Drilled 05 September 2003 <br /> Notes Ground water encountered at 25 feet b s g sz Water level during drilling Page 1 of 2 <br />' s 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 <br /> Water tight,locking <br /> cap <br />' <br /> -5 MW3-5 5/7/8 26 Cement grout seal from <br /> ML Black,clayey SILT with organics,damp,low gro <br /> plasticity,white mottling present,no hydrocarbon(HC) I to 15'bsg <br /> odor <br />' -10 MW3-10 7/11/19 51 <br /> ML Light brown,SILT with clay,damp,slight <br /> plasticity and toughness,no HC odor <br /> 1 <br /> -15' MW3-15 12/18/19 918 — — Bentonite seat from 15'_= SM Brown,SAND with silt,fine gram size,damp, <br /> strong HC odor to 18' bsg <br /> #3 sand from l 8'to 40' <br /> bsg <br /> -2 0 MW3-20 9/12118 171 ML Gray to dark brown,SILT with clay,damp,low <br /> plasticity and toughness,reddish staining,strong HC <br /> odor <br />' MW3-25 10/14/19 1403 ML Steel gray,SILT with clay,moist,slight plasticity, <br /> very stung HC odor <br />