Portland, OR, September 7, 2026 —

Motorists traveling southbound on Interstate 5 (I-5) in Portland, Oregon, should prepare for significant disruptions as a major closure is set to begin this Friday. The affected section of I-5 will be closed southbound between the interchanges of I-84 and I-405, located near the Moda Center.

The closure is scheduled to last for a duration of five weeks. This extensive roadwork is part of the ongoing Rose Quarter Improvement Project. The project aims to enhance infrastructure and traffic flow in the area.

Officials anticipate that this closure will lead to considerable spillover traffic congestion in the North Portland area. Commuters relying on I-5 for their daily travel are advised to seek alternative routes and allow for extra travel time. Local businesses in North Portland may also experience impacts due to the altered traffic patterns.

The specific start date for the closure is this Friday. The duration is set for five weeks, meaning normal traffic patterns on southbound I-5 in this corridor are not expected to resume until approximately late October. Further details regarding specific detour routes and potential impacts on local streets are expected to be released by transportation authorities.



Story summarized from the original created by Leslie Dominique on www.kptv.com, see more information here.

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