Traffic Highlights

Traffic Highlights

Welcome to your headquarters for viaduct-related traffic information. Major traffic changes are highlighted on this page. To your right are links to a full list of closures, traffic cameras, and other resources to help you find your way. You can also sign up to receive weekly emails about upcoming detours and closures.


  • Construction highlights for Friday, April 11 – Friday, April 18

    Regional

    Friday, April 11

    • Crews will close three left lanes on northbound I-5 at South Jackson Street from 10 p.m. Friday to 7 a.m. Saturday.

     

    Saturday, April 12

    • Crews will close two right lanes on southbound I-5 from 9:30 p.m. Saturday to 7 a.m. Sunday.

     

    North

    Friday, April 11 – Friday, April 18

    • City of Seattle crews will close Harrison Street at Westlake Avenue around-the-clock.

     

    Friday, April 11 – Monday, April 14

    • Mercer Corridor Project crews will close Mercer Street between Dexter Avenue North and Ninth Avenue North from 11 p.m. Friday to 5 a.m. Monday.
    • Mercer Corridor Project crews will close Ninth Avenue North between Mercer and Republican streets from 11 p.m. Friday to 5 a.m. Monday.

     

    Monday, April 14 – Tuesday, April 15

    • Crews will close Harrison Street between SR 99 and Eighth Avenue North from 9 a.m. to 3 p.m. each day.
    • Crews will close the left lanes in both directions of Dexter Avenue North between Republican and Thomas streets from 9 a.m. to 3 p.m. each day.

     

    Wednesday, April 16 – Thursday, April 17

    • Crews will close the left lanes in both directions of Dexter Avenue North between Harrison and Mercer streets from 9 a.m. to 3 p.m. each day.

     

    Wednesday, April 16 – Friday, April 18

    • Crews will close Republican Street between SR 99 and Eighth Avenue North from 9 a.m. to 3 p.m. each day.

     

    Central

    Friday, April 11

    • Puget Sound Energy crews will periodically close the intersection of South Washington Street and Occidental Avenue South from 9 a.m. to 3 p.m.

     

    Monday, April 14 – Friday, April 18

    • Puget Sound Energy crews will periodically close the intersection of South Washington Street and Occidental Avenue South from 9 a.m. to 3 p.m. each day.

     

    South

    Until further notice

    • Seattle City Light crews will reduce South Washington Street to one lane of alternating traffic between Third Avenue South and Fourth Avenue South on weekends from 9 a.m. to 3 p.m. each day, except during major events at the stadiums.
    • Seattle City Light crews will reduce First Avenue South by one lane in each direction between South Atlantic Street and Railroad Way South from 9 a.m. to 3 p.m. on weekdays, and from 7 a.m. to 4 p.m. on weekends. Crews will not close lanes during major events at the stadiums. 
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Current Conditions




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