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- EXECUTIVE SUMMARY r' <br /> Tosco Marketing ComPany <br /> Service Station 5447. <br />:. 1469 E. Hammer Lane_ <br /> Stockton, California <br /> The site is located at the 1469 E. Hammer Lane in Stockton, California. The site is <br /> currently an operating service station and.mini-mart. To meet 1998 UST standards; the <br /> USTs and product lines are being replaced. ' <br /> In accordance with'the work plan on file with San Joaquin County Public Health <br /> Department, Environme6tal Health Division (SJCEHD) dated'December 22, 1997, the, <br /> following work will be performed: <br /> 1) removal of.the gasoline USTs and associated product lines and dispensers, 2) <br /> sampling of soil beneath these facilities to evaluate the presence or absence of petroleum <br /> hydrocarbons in soil at the subject site; 3)pumping of groundwater; if encountered, from <br /> the UST pit and-the collection of a groundwater grab sample; and 4).over-excavation-of <br /> hydrocarbon-impacted soil to the .maximum depth of 25 feet below ground. surface.' , <br /> Applicable permits for the_ removal of.USTs and,.product piping will be obtained-by <br /> Tosco's contractor prior to the start of any work. 'New USTs and associated product <br /> piping and dispensers will be installed after.the existing facilities are.removed. ` <br /> Work will be performed during weekday daylight. hours. Earth moving equipment may: <br /> include a backhoe, an excavator, a, loader, ' and other equipment, as .appropriate. <br /> Excavated soils and debris that.contains petroleum hydrocarbons will be temporarily <br /> stored onsite for a maximum of 30 days and underlain by and.covered with'plastic <br /> sheeting, or with approval from SJCEHD, transported to Forward Landfill's-holding cell . <br /> for characterization prior ,to disposal 'at ForwardLandfill in Manteca, .California. <br /> Excavation activities will be observed by SJCEHD and PACIFIC representatives: Soil. <br /> samples will be collected and analyzed per SJCEHD requirements. Upon r.receipt. ;of y <br /> sample results, PACIFIC will prepare and submit to SJCEHD, a letter. report <br /> summarizing removal activities and sampling results. Work i's.anticipated to.commence ' <br /> during January 1998. . <br /> 9110081A/EXEC1 0f1 December 22, 1.997 . <br />