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, Jan. 29 - Friday, Feb. 5, 2016

    North End

    Overnight closure advisory:
    Friday, Jan. 29 to Saturday, Jan. 30
    • Crews will reduce SR 99 to one lane in each direction between the Aurora Bridge and Highland Drive from 8 p.m. Friday to 11 a.m. Saturday.
      • Drivers should use caution as buses will also be stopping in this lane during the closure.
    Extended lane closures on SR 99/Aurora Avenue North Jan. 18 through mid-February between the Aurora Bridge and just north of Mercer Street:
    • Monday, Jan. 18 through mid-February
      • Median lanes close in both directions between the Aurora Bridge and just north of Mercer Street. 
      • An additional lane will close at night and during several weekends including Jan. 23-24. 
      • All traffic may use the southbound bus-only lane during the first phase of this work. Drivers should use caution since buses will travel – and stop – in the outside lane with other vehicle traffic. 
    • Mid-February through early March
      • Median lanes reopen. Northbound lanes reopen. 
      • The southbound right lane will be closed near Comstock Street. 
      • An additional southbound lane may close at night.


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Current Conditions

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