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OL <br /> r � k <br /> BASELINE <br /> ENVIRONMENTAL. CONSULTING= <br /> 26 July 2040 <br /> Y0310 <br /> Mr. Steuart Olsen <br /> Turner Construction <br /> I 14 North Eldorado Street <br /> Stockton, California 95202 <br /> Scope-of-Work and Cost Estimate to CollectGrabGroundwater <br /> Subject: Supplemental p Project, Stockton,California <br /> Sample,weber Block Redevelopment <br /> Dear Steuart: <br /> 2040 memorandum to the Department of Toxic Substances Control <br /> As indicated in our 24 July to You,DTSC did not approve the City of Stockton's request to waive <br /> unch <br /> (DTSC), which was copied Y le for lead analysis at the GW#3 hYdr°prepared <br /> the collection of an additional groundwater samplewe have <br /> at the request of Ms. Kitty Walker of the City Stockton, <br /> location. Therefore, groundwater sample at the <br /> this supplemental scope-of work and cost estimate to collect gr <br /> Weber Black site. <br /> s an amendment to Task e o our 5 June 2000 cost estimate and <br /> This supplemental proposal i a co was faxed <br />- work letter submitted to Mr. Dave Bonfantine o�u m2a00 scope of--work is to implement <br /> scope of w supplemental and the 5 Endangerment <br /> to you). The purpose of both this Supp <br /> the conditions of approval specified by the DTSCS ie the March 2000 Preliminary <br /> Assessment (PEA)prepped for the Weber Block <br /> Scope of Work <br /> would be collected in the vicinity of the former hydropunch <br /> April 1998• Prior to field work,we would obtain a <br /> One grab groundwater sample public Health <br /> GW#3 location, which was installed in Ap clearance from the <br /> ' including submittal of permit fees)from the San Joaquin County <br /> drilling permit( We would not request utility <br /> Services, Environmental Health Division• <br /> since no additional u <br /> Undergroundtilities have been installed at the site since e <br /> Service Alert <br /> installation of hydropunch GW#3 <br /> a direct push sampling device and a <br /> would be collected using ab groundwater sample would be <br /> The grab groundwater sampleThe grgr <br /> peristaltic pump fitted with new disposable tubing. The <br /> to aState-certified laboratory <br /> le will be filtered and analysed f°r total lead <br /> placed in an unpreserved container,col The sample <br /> under proper chain-of-custody p <br /> . Emer isle, CA 94608 • (510) <br /> 420-8686 • FAX: (510) 420-1707 <br /> 5900 H Suite D �'" SanF+'arerisru <br /> Hollis Street, Yrtrtllrrl+rc <br /> F'rnNryv�11r <br />