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Engineering Surveying Environmental Services <br />Draper Aden Associates <br />Section Two <br />Experience <br />8 <br />• Evaluation of expansion options, including the re-routing of Rooty Branch <br />• Design and implementation of a bentonite groundwater barrier and collection system along Rooty <br />Branch and portions of Allen’s Branch <br />• Design, permitting and construction phase services for the Subtitle D Expansion Area <br />• Permit modification for Phases 2-4 of the Expansion Area <br />• Assistance with the cap modification for Phases 2-4 of the Expansion Area <br />• Final closure design <br />• Design, permitting, and construction phase assistance of a solid waste transfer station at the SRLF site <br />• Design, permitting, and construction phase assistance with a recycling center at Quiocassin and Shane <br />Road <br />• Annual Life Expectancy Evaluations <br />Construction and CQA Services <br />Henrico County utilizes its internal construction services team to provide daily inspection services for all of its <br />construction projects. Draper Aden Associates has, however, provided materials testing and CQA services for <br />several construction projects, including: <br />• Lined cell development at landfill #2 <br />• Lined cell development (Phases 1 and 2) of current SRSL <br />• Landfill gas system expansion <br />• Landfill gas active remediation system <br />• Bentonite slurry wall installation <br />Landfill Gas Services <br />Henrico County generates revenue from an agreement with <br />a landfill gas (LFG)-to-energy vendor, Ingenco. Draper Aden <br />Associates maintains and optimizes the LFG wellfield to <br />maximize these resources. In addition, we have been performing <br />the following LFG services to the County: <br />• Manage Tier 2 sampling and analysis program <br />• Development and implementation of Gas Management <br />Plan <br />• Design and implementation of gas migration control system for Eastern Fill Area <br />• Design and implementation of the installation of 19 new gas wells and the connection to the gas <br />collection system <br />• Monitoring of the gas probes for the entire facility <br />• Preparation of and approval of the Title 5 permit for the facility <br />• Monitoring, adjustment and maintenance of gas well field of 124 wells, all gas collection system header <br />repairs, O&M of the blower flare station <br />DocuSign Envelope ID: 09434BEC-1F7E-41E5-A9D1-4CA5D7ECE339DocuSign Envelope ID: 41BC5C93-0D4F-4535-B939-248B032E3585