A changing landscape as seen Tuesday from the Mountlake Terrace Transit Center web cam.
Light rail construction will close northbound I-5 overnight Friday between State Route 104 and 220th Street SW.
Sound Transit plans a large concrete pour for the project’s bridge over the freeway.
The northbound lanes of I-5 will close around 11:59 p.m. Friday and reopen at 5:00 a.m. Saturday. Detours are planned with police officers posted at key intersections to help direct drivers.
Light rail is scheduled to begin service in Mountlake Terrace in 2024, with a 10-minute ride to Northgate.
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Map: Sound Transit