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. Advanced <br /> GeolEnvironmen' tal Inc'. <br /> qf Noirthern Cal q ( NMENTAL HEALTH DIVISION <br /> 304 E.Weber Ave,Third Floor. <br /> P. O. Box 388,Stockton CA 95201_-0388 <br /> 10 June 1997 Approved <br /> AGE-NC Project No. 95-0125' Denied ❑ <br /> Conditions w ( t M u)1- i'1/1 U3(a GUZ <br /> Ms. Margaret Lagorio 40 <br /> IDX <br /> Date . t by ' -PAYMENT <br /> SAN JOAQUIN COUNTY PHS-EHD U RECEIVED y <br /> P. O, Box 388 . <br /> Stockton,CA 95201 JUN Q 199 <br /> SAN JOAQUEN COUNTY <br /> CES <br /> Subject: Work-Plan for Well Abandonment/Destruction EMIRONMENrALHEALIC HEALTH LTHDMION <br /> LAMMERSVILLE SCHOOL DISTRICT <br /> 16555 W. Von Sosten Road, Tracy, California <br /> Dear Ms. Lagorio: . <br /> At the request of the Lamrnerville School District,Advanced GeoEavironmental, Inca(AGE) has <br /> prepared this Work Plan far the Abandonment/Destruction of ground water monitoring wells at the . . <br /> referenced site. <br /> INTIZODUCTIONBACKGROUND <br /> - In accordance with the San Joaquin County Public Health Service- Environmental Health Division <br /> (PHS-EHD)requirements, the monitoring wells at and associated tivith 16555 W. Von.Sosten Road <br /> must be properly abandoned to obtain conditional site closure. The location of the site is illustrated <br /> in-Figure 1 - Location Map. <br /> Ten 2-inch diameter ground water monitoring wells(MW-1-through MW-10) are currently located <br /> on or near the site. The wells range from approximately 20 feet to 15 feet in depth. Well locations <br /> are illustrated on Figure 2 - Site Plan, <br /> PROCEDURES <br /> In preparation for abandomnent, each well cover box or monurrient cover will be removed. 'Each <br /> �v; I Will be filled with grout; a pressure will be applied to each-well for approximately five minutes <br /> to ensure grout penetration into the filter pack:After the filter pack has been penetrated, each well <br /> will.be over-drilled to a depth of.approximately 3 feet. <br /> 180.3 West March Lane,'Suite A,Stockton,California 95207 <br /> Telephone(209)956-0264 FAX(209)956-0704 <br />