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I-5 - NB S 260th to Duwamish River Bridge - Concrete Pavement Rehab and ADA - Alternative routes



During weekend-long lane reductions on northbound I-5 in SeaTac and Tukwila, drivers should use alternatives like transit, carpooling or alternate routes shown above. The project requires a total of 11 weekend-long lane reductions. Six of the seven scheduled weekends for paving between SR 516 in SeaTac and South 170th Street in Tukwila are finished. The final weekend for paving is scheduled starting at 8 p.m. Friday, Aug. 18, and finishing by 5 a.m. Monday, Aug. 21.

Expansion joint work requires four weekends. These are scheduled for:

  • Aug. 25-28 and Sept. 8-11: From 8 p.m. each Friday to 5 a.m. each Monday crews will replace expansion joints on northbound I-5 at Interurban Avenue.
  • Sept. 29-Oct. 2 and Oct. 13-16: From 8 p.m. each Friday to 5 a.m. each Monday crews will replace expansion joints on northbound I-5 at the Duwamish River.