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W <br /> to <br /> s Staal, Gardner & Dunne, Inc. <br /> S Con5n1ting Engineers and Geologiss <br /> t <br /> D \ <br /> May 10, 1989 <br /> San Joaquin Local Health District <br /> 1601 East Hazelton Avenue Reference 88158E <br /> Stockton, California 95205 <br /> Attention: ner <br /> Hazard usiMaterials Specialist <br /> Subject: Color Spot Facility, 5400 East Harney <br /> Revised Technical Workplan, <br /> Lane, Lodi, California. <br /> Dear Ms. Wagner: Gil 13, 1989 in <br /> This letter is in response to your letter dated April <br /> which you requested additional information. <br /> includ d in he April 13 letter: to your <br /> specific requirements that war <br /> ng in <br /> 1) <br /> The disposition of contaminated soil presently stored on site will <br /> em <br /> be decided after the extent o£ he soil. <br /> contamination Dunne,r Inc.ni(SGD) <br /> �L the ground is determined. Staal, <br /> recommends that determining the extent of c he stockpiled <br /> ed soil will <br /> ground at this time instead of dealii.g with the st°ckp <br /> result in a minimum amount of soil handling and project managements <br /> costs. <br /> a site-specif4-c Health and Safety Plan <br /> 2) Attached per your request is <br /> for this site. <br /> rk is <br /> 3) Following approval of the workplan, SGA will complete the project <br /> and s. <br /> submit a technical report after si ort preparatFielion, three <br /> ti <br /> expected to require two to three days, P <br /> weeks, and client review an additional two weeks. <br /> probes are shown on the <br /> 4) The locations of the proposed soil vapor <br /> attached Figura 1 - UST Excavation Plan. These locations are <br /> tentative, and ng the <br /> the actual locations thell be probesetermin <br /> is dependent ad ion the <br /> survey because the distribus. The survey will begin <br /> results obtained <br /> ect d point of release itial pand tmove outward from there. <br /> near theP <br /> les by <br /> xing a <br /> 5) SGD proposes t-i seal the i0ourininthe ch slurry into eter othe holes ito fill <br /> cement/bentonite slurry and The holes will bs abandoned in the <br /> the holes to the existing grade.our office. <br /> presence of an inspector from y <br /> — - - - -- - - - round-water-was.._found.._ at a 3epth of <br /> „i . 6) The static water lever £or g <br /> ---- -... <br /> approximately 65 feet. The facility has three ground water wells- - - <br /> that are 14-inches i-o diameter. <br /> 121 North Fir Street, Suite r”• Ventura, California 9300I• (805) 653-55551 FAX(805)653-5687 <br /> . . <br />