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y • • <br /> SECOR <br /> International Incorporated <br /> April 13, 1999 <br /> Project 7G600-042-01 <br /> Ms. Lori Duncan <br /> San Joaquin County Environmental Health Department <br /> 304 East Weber Avenue <br /> Stockton, California 95202 <br /> Re: Work Plan for Soil Sampling <br /> during Product Line/Dispenser Upgrade <br /> ARCO Service Station#4932 <br /> 16 East Harding Way <br /> Stockton, California <br /> Dear M4. Duncan: <br /> On behalf of ARCO Products Company (ARCO), SECOR International Incorporated <br /> (SECOR) will be performing environmental services associated with product <br /> line/dispenser upgrade activities at the above referenced site (Figure 1). An ARCO- <br /> approved contractor will be responsible for all construction activities associated with <br /> product line/dispenser upgrade activities. Construction activities are tentatively <br /> scheduled to begin in April of 1999. The purpose of this Work Plan is to notify the San <br /> Joaquin County Environmental Health Department(SJCEHD) of the upcoming product <br /> line/dispenser upgrade activities and briefly discuss the sampling procedures to be <br /> followed. <br /> SITE BACKGROUND <br /> The site is located at 16 East Harding Way in Stockton, California (Figure 1). The site is <br /> an operating ARCO service station and mini-mart that retails gasoline fuel. The site <br /> currently contains three gasoline underground storage tanks (USTs) and associated <br /> product lines and dispensers. Two pump islands are present at the site, one on the <br /> northern portion of the site and one on the western portion of the site (Figure 2). <br /> PROPOSED SCOPE OF WORK <br /> Compliance soil samples will be collected from below the product lines and dispensers <br /> per the Tri Regional Board Staff Recommendations for Preliminary Evaluation and <br /> Investigation of Underground Tank Sites. Field and laboratory procedures are included <br /> as Attachment A. <br /> 9912 Business Park Drive, Suite 100, Sacramento, CA 95827 (916)364-1880(916)364-1889 FAX u4twsecorcom <br />