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Story summary
- The Oregon Department of Transportation (ODOT) closed southbound I-5 lanes through Portland’s Rose Quarter for weeks starting Sept 12, 2026.
- The closure aims to replace the freeway’s concrete surface, the first such work since 1985.
- ODOT expects heavy congestion on I-205, I-405 and bridges, with rush-hour delays up to three times longer.
- ODOT and the Portland Bureau of Transportation (PBOT) will monitor traffic, adjust signals, and urge drivers to zipper-merge.
