Resources
Library
A compilation of program related documents and materials is provided for reference.
Bi-State and Legislative
- Bi-State Legislative support for the Interstate Bridge Replacement program (July 2021)
- Legislative Information Factsheet (December 2020)
- Interstate Bridge Replacement Progress Report (December 2020)
- Interstate Bridge Replacement Progress Report (December 2019)
- Memorandum of Intent on Replacing the I-5 Bridge over the Columbia River (November 2019)
- Conceptual Finance Plan (December 2020)
Program Information
Technical Documents
Immersed Tube Tunnel (ITT) Analysis
Environmental Documents
Screening and Evaluation
Memos on solutions that do not meet the purpose and need
- Common Sense Alternative II
- High-Speed Rail
- Third and Supplemental Bridge options
- Tunnel River Crossing
The IBR program is updating the environmental documentation from the Columbia River Crossing project to reflect today’s environmental context. Content will be added as it becomes available.
Historical Documents
Program Updates to Stakeholders and Constituents
Open House (Feb. 16- Mar. 1, 2021)
Open House Boards
Fact Sheet
Community Engagement
- Kết nối cộng đồng
- Вовлеченность сообщества
- Залучення громади
- 社區參與
- Ka Qeybgalka Bulshada
- 지역 사회 참여
- Participación de la comunidad
Community Events
- Sự kiện cộng đồng
- События сообщества
- Події громади
- 社区活动
- 社區活動
- Dhacdooyinka Bulshada
- 커뮤니티 이벤트
- Eventos comunitarios