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ENVIIt0191MENTAL HEALTH'ObEPARTMENT <br /> SAN JOAQUIN COUNTY <br /> •2 Donna K. Henan, R.E.H.S. Unit Supervisors <br /> y :< Director 304 East Weber Avenue,Third Floor Carl Borgman,R.E.H.S. <br /> Al Olsen, R.E.H.S. Stockton.California 95202-2708 Mike Huggins, R.E.H.S., R.D.I. <br /> • c•.. P Program Manager Telephone: (209)468-3420 Douglas W.Wilson, R.E.H.S. <br /> 4<<FOR�` Margaret Lagorio,R.E.H.S. <br /> Laurie A. Cotulla, R.E.H.S. Fax: (209)464-0138 Robert McClellon, R.E.H.S. <br /> Program Manager <br /> Website:««-w.sjgov.org/ehd/ Jeff Carruesco, R.E.H.S. <br /> DANIEL SILVA <br /> WEST CLAY PROPERTIES <br /> PO BOX 6152 <br /> STOCKTON CA 95206 <br /> RE: West Clay Properties Site Code: 1065 <br /> 639 West Clay- Street <br /> Stockton,CA 95206 <br /> WORKPLAN: NIonitoring Well Destruction Work Plan DATED: November 18, 2005 <br /> PREPARED BY: Advanced GeoEnvironmental Inc. (AGE) <br /> APPROVED ❑ with Conditions (See Below) <br /> ADEQUATE AND NECESSARY ELEMENTS OF THE WORKPLAN (H&S <br /> 25296.10(c)(3): <br /> Destroy two sets of nested wells, M\X'-6A and MW-6B, and MW-15A and MW-16B by <br /> pressure grout using neat cement. The top 5 feet will be drilled out and the excavation <br /> backfilled with cement. <br /> COMMENTS AND CONDITIONS: <br /> 1. Remove top of casing down to 3 feet below grade. Grout must be poured until <br /> mushroomed over the top. <br /> 2. EHD may require the wells to be replaced in the future if site condition warrants <br /> such replacement. <br /> REASONS FOR DISAPPROVAL OF THE WORKPLAN (H&S 25296.10(c)(3): <br /> Iii<>nc <br /> DATED November 22, 2005 BY <br /> Cc: CVRWQCB, Central Valley Region— James L. L. Barton,PG <br /> Cc: Advanced GeoEnvironmental, Inc. —Bill Little,PG <br />