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K L E I N F E L D E R <br /> June 30, 1989 <br /> File: 24-2144-00 i <br /> Ms. Diane Hinson <br /> Environmental Health Division <br /> f San Joaquin Local Health District L 19$g <br /> 1601 East Hazelton Avenue { <br /> Stockton,'CA'95205 _ ENVIRONMENTAL HEA Ty <br /> f PERMIT/SERVICES i <br /> 1 SUBJECT: Site Assessment Work Plan <br /> San Joaquin County Motor Pool <br /> 444 South Wilson Way <br /> Stockton, California { <br /> f <br />{ <br /> Dear Ms. Hinson: <br /> The follow ng serves as an -addendum to;subject site assessment work plan (SAWP) <br /> i g ' <br /> submitted to your office on April 21, 1989.,, The responses below are indexed according to <br /> comments in your letter. of May -31;.. 1989 (Attachment 1) with responses,following the <br /> respective comments. References to plate numbers refer to plates contained in the SAWP <br /> dated April 21;.1989. . <br /> COMMENT 1: <br /> Clarify the rationale used in determining theplacement:of soil borings to define.the lateral <br /> and vertical extent of soil contamination. - { <br /> f RESPONSE=TO,COMMENT l: <br /> The rationale used for lacement'.of boring locations was that a symmetrical pattern <br /> P g � Y <br /> around both tanks was possible for any tank releases. -Three borings for the former 500- <br /> gallon tank.at locational. will be placed at both ends where the`aank`was located and just . <br /> within the former removal excavation (Plate,3). Three borings will be placed around the <br /> former.1,000-gallon waste oil tank at Location 2 as shownl'on Plate 4. Two borings will be <br /> spaced around the pit and one boring will belocated within the p1t, ` <br /> Based on,the results of the,site assessment, additional borings may be required. E <br /> COMMENT 2: <br /> Include the layout of the former product pipe limes on the site map. In addition, provide <br /> the location of nearby underground=pu-blic,utility,lin.es (including water; sanitary sewer,and <br /> storm sewer). <br /> RESPONSE TO COMMENT 2: <br /> Based on information received from Mr. .Leon Admusen and Mr. 'Steve Thomson of <br /> County public Works, and.Mr. DavidCaraveo of County Office of Emergency Services, the <br /> KLEINFELDER 9795 Business Park.Driive, Sacramento; CA 95827 (916)366-1701 . F <br /> 1114. � <br />