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10 December 2001 , <br /> AGE-NC Project No. 95-0197 <br /> Page 2 of,.2 <br /> grouting,'the:monitoring wells were over-drilled utilizing an eight-inchhollow stem auger to <br /> approximately three, feet -bsg and the uppermost two feet of,we_ll casing_ was removed; :the, <br /> over-drilled intervals,were backfilled-to-0.5 feet below.surface grade with neat cement and then to-, <br /> surface grade with concrete. Mr: Jeff Wong of San ,Joaquin County Public :Health <br /> Services-Environmental Health bivision(PHS-EHD)was on-site-and witnessed the field activities. ' <br /> If'you have any questions or require further information;please contact our office at(209)467-1006. <br /> Sincerely; <br /> Advanced GeoEnvironmental,Inc. J. = D G�� <br /> - <br /> NO.SM7 <br /> ERsp � <br /> Brian W.Millman ` Nuel C:Henderson, Jr. <br /> Staff Geologist- - _ Senior Project Geologist <br /> California Registered Geologist.No: 5837 <br /> Enclosures <br /> cc:_ Jeffrey Wong, PHS-EHD <br /> Marty HartzellCentral Valley Regional Water QualityControl Board - <br /> r Advaneed GcoEnvironmental,Inc. <br />