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DocuSign Envelope ID: FC9986C3-F179-4A3D-BACO-D8CA9F8B93A7 <br /> ARNEW <br /> Proposal for Additional Remedial Investigation <br /> Hillsborough Dump <br /> ANNOW ID No. NONCD0000483 <br /> h Task Orders 483DP-19 thru 25 <br /> S&ME Project No.4305-17-061G <br /> Subtask B Field Screening of Landfill Gas <br /> S&ME will return to the site approximately one month following the previous screening event(Task 483DP-16, <br /> Subtask B) and screen landfill gas using portable, hand-held meters at GP-6, as described above. Samples will not <br /> be collected for laboratory analysis. <br /> Subtask C Project Management, Coordination & Support <br /> Project Management, Coordination and Support services include: <br /> Provide project management and technical support to field staff. <br /> Field and laboratory data quality review. <br /> Provide project management and communication with Orange County and NCDEQ. <br /> Schedule <br /> The proposed Scope of Services will be completed within eight weeks following receipt of a Task Authorization <br /> from the Unit. A proposed field services schedule is presented below. <br /> Table 1: Tasks 483DP-20 thru 23 —Proposed Field Services Schedule <br /> DP-20, Day 1 Potable Well Sampling 2 <br /> DP-21, Day 1 Surface Water&Sediment Sampling 2 <br /> DP-22, Da 1 Sample 1 monitor well and 1 landfill gas 2 <br /> y probe <br /> DP-23, Day 1 Install 9 monitor wells & 12 landfill gas 1 1 Utility locator, <br /> probes driller <br /> DP-23, Days 2 -8 Install 9 monitor wells & 12 landfill gas 1 1 driller <br /> probes <br /> DP-23, Days 9 - 11 Sample 9 monitor wells & 12 landfill gas 1 2 Surveyor(day 10) <br /> probes <br /> March 10, 2022 10 <br />