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Bookmark or Share- Interstate Bridge Replacement ProgramBy replacing the Interstate Bridge with a new seismically resilient, multimodal solution, the IBR program would contribute to seismically updating the regional corridor along with improving transit options and reducing safety and congestion issues on Interstate 5.
- Understanding the Interstate Bridge Replacement ProgramReplacing the aging Interstate Bridge across the Columbia River with a modern, seismically resilient, multimodal structure that provides improved mobility for people, goods and services is a high priority for Oregon and Washington.
- IBR Modified LPA | Interstate Bridge Replacement ProgramA new pair of Columbia River bridges built west of the existing bridge. Three bridge configuration options are under consideration: single-level fixed-span, double-deck fixed-span, and single-level movable-span.
- Supplemental Environmental Impact Statement | Interstate Bridge ...Increases seismic resiliency by reducing the risk of bridge failure or collapse. Impacts to marine navigation: Reduces the available distance to align with the openings of the Columbia River bridges and the BNSF Railway Bridge. Fixed-span bridge reduces the vertical navigation clearance to 116 feet. Neutral changes to marine navigation:
- Program Leadership | Interstate Bridge Replacement ProgramWhen they cross the popular Land Bridge, they can see the Columbia River, the train tracks and the Interstate Bridge, and they almost always stop to appreciate the Native American art that adorns the structure.
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