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t <br /> Ms.Margaret Lagorio,SJCEHD February 2,2009 <br /> Work Plan for Collection of Soil Gas Data <br /> Joe's Travel Plaza, 15600 S.Harlan Road <br /> Lathrop,California <br /> Page 7 <br /> i <br /> Task 4: Screening of Results <br /> Analytical results of soil gas samples collected during this investigation will be tabulated and <br /> compared against RWQCB-SF's Screening for Environmental Concerns at Sites with <br /> Contaminated Soil and Groundwater — INTERIM FINAL — November 2007 (Revised May <br /> 2008), Table E-2 (Shallow Soil Gas Screening Levels for Evaluation of Potential Vapor Intrusion <br /> Concerns) using the commercial and residential values, as applicable depending upon each <br /> sample location. <br /> Task 5: Reporting - <br /> Stratus will prepare and submit a report to the SJCEHD within 60 days following the completion <br /> of proposed fieldwork. The report will document field activities and will include, but not be <br /> limited to, a scaled site plan, tabulated soil gas analytical summary, a discussion of the analytical <br /> results and the comparative analyses against: the ESLs, and recommendations for the <br /> performance of an HHRA, if appropriate. <br /> { <br /> i <br /> i <br /> I <br /> s <br /> KAJoe's Truck Plaza\Work Plans\Work Plan for Collection of Soil Gas Data 2-2-09.doc <br />