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ENVIRONMENTAL HEALTH DEPARTMENT <br /> SAN JOAQUIN COUNTY <br /> Unit Supervisors <br /> Donna K.Heran,R.E.H.S. Bor Carl an,R.E.H.S. <br /> Director 304 East Weber Avenue,Third Floor gm <br /> Al Olsen,R.E.H.S. Stockton, California 95202-2708 Mike Huggins,R.E.H.S.,R.D.I. <br /> Douglas W.Wilson,R.E.H.S. <br /> �4C/FOR��P Program Manager -3420Telephone: (209)468 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 Mark Barcellos,R.E.H.S. <br /> PHIL COPPLE. APR 2 7 2004 <br /> CENTRAL CALIFORNIA TRACTION CO <br /> 2201 W WASHINGTON #12 <br /> STOCKTON CA 95203 <br /> RE: Central California Traction Co. Site Code: #1536 <br /> 1645 Cherokee Lane <br /> Stockton CA 95205 <br /> WORK PL-&N: Work Plan for Phase II Contaminant Delineation Investigation <br /> DATED: April 7,2004 <br /> PREPARED BY: Hydro-Environmental Technologies,Inc.aMT) <br /> APPROVED: [x]-with conditions <br /> DISAPPROVED: [ J <br /> ADEQ_UATE AND NECESSARY ELEMENTS OF THE WORK PLAT [H&S 25299.37,subd(c)(3)1: <br /> 1. Installation of six direct push borings to investigate the extent of soil and groundwater contamination. <br /> 2. Soil and grab groundwater samples for analysis will be collected. <br /> 3. A site-specific Health and Safety plan will be submitted to SJC/EHD prior to beginning fieldwork. <br /> C'ONaMNTS AND CONDITIONS: <br /> 1. As discussed with HETI,this phase of work is being done in preparation for remediation of the site by over- <br /> excavation of contaminated soil. <br /> 2. Laboratory analysis of all samples must be completed by EPA approved Method 8260. <br /> 3. Borings may need to extend deeper than 50 feet bsg in order to obtain the groundwater samples. <br /> 4. Forty-eight hours notice to SJC/EHD is required prior to all site fieldwork. <br /> 5. A Report of Findings must be submitted within 60 days following completion of all fieldwork. <br /> Lori Duncan,Senior REHS Nuel C.Henderson,Jr.,R.G. <br /> LOP/Site:Mitigation Unit IV LOP/Site Mitigation Unit IV <br /> cc: James Barton,CVRWQCB <br /> Cynthia Avakian,HETI <br /> J <br />