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July 15, 1992 <br /> . ARCO Station No 760, Lodi, California <br /> i <br /> o Collect four soil samples from the drill cuttings to be composited at the laboratory <br /> and analyzed for TPHg, TPHd, and BTEX using previously stated methods. Results <br /> of analyses will be used to evaluate disposal options. Drill cuttings will be stored at <br /> r the ARCO station We will provide ARCO's subcontractors with the laboratory data <br /> needed for disposal of drill cuttings and rinse water. <br /> o Prepare a Preliminary Investigation and Evaluation Report (PIER) to the SJCPHS- <br /> EHD if residual hydrocarbons in soil are delineated If hydrocarbons in soil are not <br /> delineated during this scope of work, the PIER will be postponed pending additional <br /> assessment <br /> We plan to conduct the onsite and offsite work concurrently during the week of July 27, <br /> 1992. The work will be performed in accordance with the Tri-Regional Board Staff <br /> Recommendations for Preliminary Evaluation and Investigation of Underground Tank Sites <br /> (California Regional Water Quality Control Board, Central Valley Region, August 1990), <br /> Appendix A to that document (August 1991), and the Leaking Underground Fuel Tank <br /> Manual (California Leaking Underground Fuel Tank Task Force, 1989) Field methods for <br /> this work are attached <br />` We will abandon the wells, when appropriate, according to California Department of Water <br /> Resources and SJCPHS-EHD guidelines In addition, we will notify the City of Lodi before <br /> the wells are abandoned <br /> Project Staff <br /> Mr Richard H Walls, a Registered Engineer in the State of California (P E. 43139), will <br /> be in charge of this project Mr David F Stavarek, Protect Geologist, will manage field and <br /> office operations. RESNA employs a staff of geologists, engineers, and technicians who will <br /> help complete the project <br /> 38W8-7W 4 <br /> Working To Restore Nature <br />