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Project FLAG CITY CHEVRON Project No AGE-NC-96-0232 BORING NO <br /> Address 6421 Capital Avenue Total Depth 25 ft MW-4 <br /> Lodi, CA Date 16 July 1996 <br /> Drilling Co Nhtchell Drilling, Inc Logged by T Cuellar Page 1 of 1 <br /> Rig/Auger Type CME-7518-inch H S Reviewed by N Henderson <br /> Qe4 � g '�� C � Litholvgio Description <br /> 3-inches concrete <br /> 31/50(6") <br /> ML Mottled brown/gray, moist,firm silt <br /> l0—MW4@10 0 16/20/23 Same as above <br /> MW4@15 0 18/19/25 Mottled brown/gray,moist,tight sandy silt <br /> 20—MW-4@20 0 20/23/26 Same as above,saturated <br /> MW4@25 00 23/50(6") ML Same as above, saturated <br /> Bonng terminated at a total depth of 25 feet below site grade(bsg) <br /> Boring completed as two-inch daimeter ground water momtonng <br /> 30-- well <br /> AS-BUILT MONITORING WELL CONSTRUCTION MW-4 <br /> Screnn Interval 5 feet(bsg)-25 feet(bsg) <br /> Sand interval 4 feet(bsg) -25 feet(bsg) <br /> Bentonite Interval I feet(bsg) -4 feet(bsg) <br /> Grout Interval site grade- 1 feet(bsg) <br /> 40, <br /> Advanced <br /> GeoEnvironmental, Inc. <br /> LLAMIPR05DOC9,0232MMSAM =0197 0 11220 PM <br />