Oregon: Iowa Viaduct Work to Close Lane of I-5 Through Southwest Portland

I-5 Exit Guide | OregonInterstate 5′s right northbound lane over the newly rebuilt Iowa Street viaduct in Southwest Portland will be closed Monday and Tuesday nights for construction of a new shoulder barrier.

According to the Oregon Department of Transportation, the closure at milepost 298 just north of the Terwilliger Curves will start just after rush hour — about 7:30 p.m. — each night until 5 a.m. the following morning.

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