Even though a number of outside firms reviewed the bridge design plans, many were surprised that only two teams submitted bids for construction of the three proposed bridges.
The new Sellwood Bridge has a steel deck arch design, with three arches supporting the deck of the main river spans.
The Sellwood Bridge is the first registered project in Oregon to pursue Greenroads certification, an independent certification process for sustainable transportation projects.
To make room for the new bridge, more than 800 trees were removed. We’ve now planted more than we removed.
Who Has Been Involved?
The March 11, 2011 earthquake in Japan was a reminder of the importance of building structures so they can survive a major earthquake.
Multnomah County is releasing a special video series designed to give an inside look of the six Willamette River bridges the County maintains, through the eyes of those who work on them every day.
Multnomah County maintains and operates the Burnside, Broadway, Hawthorne, Morrison, Sauvie Island, and Sellwood bridges.
The Burnside Bridge Maintenance Project repaired and improved the bridge to keep it safe and working for another 15-20 years.
We maintain six Willamette River bridges and over twenty smaller structures elsewhere in the county.
Multnomah County maintains the Broadway, Burnside, Hawthorne, Morrison, Sauvie Island and Sellwood bridges.
The Earthquake Ready Burnside Bridge project is in the design phase. Projects are planned for the Broadway and Morrison in 2025.
22 bridges, viaducts and other structures in east Multnomah County, and one on Sauvie Island.
Bridges are of two general types: fixed and movable.