Specifications include, but are not limited to: Notice is hereby given that Benton County, Oregon is seeking Request for Proposals (RFP) from qualified firms for the development of a local/regional Sustainable Materials Management Plan. The general scope of work will address impacts of materials across their complete life cycles, requiring collaboration across jurisdictional and geographic boundaries. Plan elements must include: extensive community engagement, analyses and recommendations addressing the complete life cycle impacts of materials, and analyses and recommendations addressing funding and administration. The scope will be specified with the successful proposer as a first stage of the plan development.