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F + - <br /> Advanced BORING LOG <br /> GeoEnvironmental, Inc. <br /> BOREHOLE NO B-4 (MW-3 <br /> 4005 North Wilson Way, Stockton, CA 95205 <br /> �-J TOTAL DEPTH <br /> (209)467-�aos FAx (209) 467-1118 85 <br /> Project Lodi Airport Drilling Co Michell Drilling Environmental Corp <br /> Site Location 23987 North Highway 99 Rig/Auger Type CME-75 (H T) drill ng <br />' Acampo, California Logged By Tony Mikacich <br /> Reviewed By Nuel Henderson <br />' Project No AGE-NC-98-0533 Date(s) Drilled 22 June 2000 <br /> Notes Soil boring B-4 was converted to monitoring well MW-3 Q Water level during drilling page 1 of 3 <br />' s Water level in completed well <br /> Sample Blows PID Soil USCS Class and <br />' Depth ID (per 6") (ppm) Symbol Soil Description <br /> 0 <br /> I <br />' ML Brown to olive green,moist,lean silt, 10%fine sand,abundant iron oxides and trace <br /> -5 B-4-05' 17/32/50 0 of clay were noted No HC odor <br /> — SM Brown,wet,dense,silty sand,20%stilt,predominantly fine sand with 5%medium <br /> -70 B-4-10' 415/15 0 — sand and trace of clay No HC odor <br /> _ — SM Brown moist dense silt sand 20%silt predominantly fine sand with 5%medium <br /> Y P Y <br /> -25 B-4-15' 8/20/27 0 — sand and micas No HC odor <br /> I <br /> — _ SM Same as above Light brown mottling noted <br /> -20 B-4-20' 26/50 1 <br /> I <br /> ML Brown to olive green,moist,sandy silt,30-40%sand,with trace of white <br /> - <br /> 25— <br /> B-4-25' 14/25/26 1 = mineralization and black organic matter No HC odor <br />