This is a service / maintenance or supply contract in Mount Vernon, Washington. Contact the soliciting agency for additional information.

The City of Mount Vernon is seeking submittals from engineering firms interested in providing professional design services and analysis to the Public Works Department for complete update of the Comprehensive Plan. The successful firm will have experience in wastewater collection system modelling, activated sludge system/treatment design and evaluation, nutrient reduction evaluation, WWTP modelling and demand forecasting, and system long range planning. The last Comprehensive Sewer Plan was adopted in 2003. The City desires to complete rewrite of the current plan. The City invites interested parties to respond to this Request for Qualifications (RFQ) by submitting their qualifications relating to this project. Disadvantaged, minority and women-owned consultant firms are encouraged to respond. Upon consideration of the submittals, the City will negotiate final terms with the selected party. The existing sewer system consists of both sanitary and combined sewers. The combined sewers are limited to the older portions of the City. Gravity sewers range in size from 6-inch to 60-inch pipes. The combined service area is approximately 2 square miles and the separated service area covers approximately 14 square miles. The total service area is served by approximately 130 miles of pipe. A majority of the pipe materials are concrete, but clay, corrugated metal, and PVC have also been utilized. Other facilities include major interceptors, pump stations, combined sewer overflow structures, and the wastewater treatment plant. The method of Contractor Selection has not been Determined at this time. Question Submission Deadline: June 9, 2023, 2:00pm