6bn I-5 bridge replacement program in Washington-Oregon reveals potential designs, including single-level, double-level, and moveable span configurations, due to earthquake risk.
Interstate 5 Bridge Replacement program reveals potential designs for the $6bn replacement of the I-5 bridge between Washington and Oregon, with options including single-level, double-level, and moveable span configurations. The current bridge, over a century old, poses a risk of collapse during a major earthquake. No final decisions have been made regarding the bridge type or design.
March 05, 2024
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