Design Services, Snohomish River Bridge #1 Scour Mitigation

This solicitation seeks professional design services to address scour mitigation for Bridge #1 on the Snohomish River. The work includes hydraulic analysis, structural design modifications, field inspections, and preparation of construction‑ready drawings to ensure the bridge’s long‑term stability against water‑induced erosion. The County will evaluate proposals through a standard RFQ process, with questions directed to the purchasing office and a technical assistance phone line available for vendors. • Scope: hydraulic and structural design, field surveys, and deliverable construction documents for scour mitigation. • Timeline: bid opening on March 30 2022, proposals due April 26 2022, award expected December 2022. • Point of Contact: [email protected]; phone (425) 388‑3344 for technical inquiries.