2017-097-E SW - Draper Aden Associates, Inc. for engineering and environmental services

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DocuSign Envelope ID:09434BEC-1F7E-41E5-A9D1-4CA5D7ECE339 floc" III n 9 E:x rlllelnce • Bidding and implementation of additional wells to the current landfill gas collection system • Interface for the landfill gas collection system with the gas-to-energy plant installed by Ingenco, Inc. • Upgrade of the landfill gas collection system's blower flare station data collection and storage instrumentation,with the installation of a continuous methane concentration monitor and the replacement of the strip chart recorder with an electronic data logger • Interface with the carbon credit firm (Blue Source),to maximize revenues from carbon emission control sales;downloading,storing and providing of all the methane and flow data for nine separate verification reporting periods, resulting in the verification of approximately 283,600 tons of net greenhouse gas emissions reductions • Greenhouse Gas Reporting • Providing annual methane and flow data to the County for estimation of Title V emissions • Design, bidding and implementation of a pumping system at the Glen Allen Softball Complex (GASBC) to keep an active gas extraction trench operating; • Operation and maintenance services for the GASBC blower and pumping systems; • Gas probe monitoring for the SRLF and GASBC facilities. During the 2014 calendar year,the active gas system was operational 99.7%of the time and collected over 310 million cubic feet of landfill gas. Draper Aden Associates is also responsible for maintaining and calibrating the flow and methane monitoring equipment,the downloading,storing and management of all recorded data at the blower flare station,and using this data to calculate and report annual greenhouse gas emissions to the EPA, and to provide data to the County for the reporting of Title V annual emissions.The County also markets and sells carbon credits created at the blower flare station and the Ingenco plant. Draper Aden Associates has worked closely with the County and Blue Source, Inc.,the company marketing and selling the credits,throughout the entire program,from initial project acceptance and validation through nine verification periods. Draper Aden Associates provides all the operational data and instrumentation calibration records required to Blue Source for the generation, verification, marketing and sale of the credits. Environmental and Groundwater Services Over the years, Draper Aden Associates has successfully managed the environmental monitoring program at the Springfield Road landfill and has saved the County significant money with innovative approaches, and advocating on behalf of the County to DEQ.Our environmental monitoring services have included the following: • Evaluation of groundwater impact to Rooty and Allen's Branches ® Establishment and monitoring of the groundwater monitoring program ® Quarterly groundwater monitoring ® Coordination of laboratory analysis ® Data validation and Statistical analysis Draper Aden Associates En i re"'irr! • u,I t ling,• St"iceS