Specifications include, but are not limited to: provide engineering and related services to King County Department of Local Services, Road Services Division (“County”) for the 208th Ave SE at SE 135th St Culvert Replacement project. This project is located south of the city of Issaquah in unincorporated King County. The Consultant shall identify and evaluate alternatives to replace the water crossing structure (culvert) with a fish passable structure and complete predesign of the preferred alternative. Additional work may include developing final design of the preferred alternative, providing plans, specifications, construction cost estimates, construction schedule, and services during construction for the project.