WA ST Dept of Ecology 8/21/2022 - Laserfiche WebLink

DocuSign Envelope ID:478DAF06-A27F-4277-9842-A0AA8B37CB3D State of Washington Department of Ecology Page 14 of 43 Agreement No: WQC-2022-EverPW-00084 Project Title: 100th St.SW Regional Stormwater Facility Study Recipient Name: City of Everett SCOPE OF WORK Task Number: 4 Task Cost: $27,983.00 Task Title: Preliminary Design and Alternative Selection Task Description: The RECIPIENT will conduct a review of the available information and examine potential stormwater treatment and flow control facilities that will serve both the existing developed areas and the future road improvements. A. Using information collected in Data Collection task, the RECIPIENT shall prepare concept level design for potential flow control and treatment facilities. Alternatives shall consider land use,contributing areas,property acquisition scenarios and facility types. A comparative cost estimate shall be prepared for each alternative to facilitate comparison. B. The RECIPIENT will prepare documentation for review by internal project stakeholders to examine alternatives. RECIPIENT will convene one or two charrette style meetings to select a preferred option. Stakeholders may include internal City surface water and maintenance and real property staff,Ecology and other environmental review staff. The RECIPIENT will consult property owners, prior to selecting a preferred alternative. C. The RECIPIENT will provide a description of the selection process and the preferred alternative selected. D. The RECIPIENT will complete initial due diligence to ensure that the selected property has no major concerns, liens, etc. before completing the design process. Task Goal Statement: The RECIPIENT will assess and select the best alternatives for advancement to final design with project stakeholders. Task Expected Outcome: Potential sites,contributing area, land use and property acquisition scenarios,and facility types will be compared and narrowed down to a list for review at a charrette,where they will be narrowed down further to one design. Template Version 12/10/2020