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Advanced <br /> GeoEnvironmental, Inc. -_ <br /> of Northern California <br /> 17 April 1995 i. <br /> AGE-NC-95-4115 } 1 ,58 t <br /> It <br /> Ms. Mary Meays !; <br /> San Joaquin County PHS/EHD � �`� I <br /> ' <br /> P. O. Box 388 <br /> i� <br /> Stockton, CA 95201 i A P R 2 0 1995 <br /> ENVIRCNMENTAL HEALTH <br /> Subject: Work Plan for Well Abandonment/Destruction PERMIT/SERVICES <br /> Mid-Cal Leasing # <br /> 1649 East Channel Street, Stockton, California <br /> i{ k <br /> a Dear Ms. Meays: , <br /> In accordance with San Joaquin County Public Health Services - Environmental Health <br /> Division (PHS/EHD) requirements, the monitoring wells at the referenced property must <br /> be properly abandoned in order to obtain site closure. <br /> At the request of our client, Mr. Ed Gotelli,Advanced GeoEnviron mental, Inc. (AGE) has <br /> prepared this Work Plan for the Abandonment/Destruction of groundwater monitoring wells <br /> at the referenced site. !} <br /> Three 2-inch diameter groundwater monitoring wells (MW-1, MW-2 and MW-3) are <br /> rt <br />{: currently located.on the property. Each well is approximately 77 feet in depth. A site plan <br />{ depicting the monitoring well locations is attached. F <br /> I <br /> In preparation for abandonment, each well cover box will destroyed. The wells will then be <br /> pressure grouted from total depth (77 feet) to the surface with a Portland cement/bentonite <br />,I <br /> slurry. f <br /> Each well will be partially filled with grout, then a pressure ' ill be applied to each well for <br /> approximately five minutes to ensure grout penetration into;the filter pack. After the filter <br /> pack has been penetrated, each well will be filled to the surface with grout. <br /> i, J <br /> i <br /> M:f.Gi.4BI�v5.O115 <br /> 1803 West March Lane. Suite A. Stockton.California 952{)7 <br /> Telephone (209) 956-0264 FAX (209)956-0700 <br /> i <br /> F <br />