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Weekly update of construction closures in Downtown Seattle and SODO

Last updated: 9 a.m., Monday, July 21, 2014 

This webpage contains information about WSDOT construction projects affecting vehicle or pedestrian traffic on I-5, SR 99, I-5/I-90 interchange, SR 519 and city streets through downtown Seattle and SODO. The information on this page could change without notice.

Get updates on city of Seattle closures and travel information from the Seattle Department of Transportation.  

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North end  | Central  |  SODO | Regional closures Special events   

Regional High-Impact Closures

Last Update: 9 a.m., 7/21
WSDOT: I-90 East Channel Bridge Expansion Joint Repair

  • ***Friday, July 18 – Friday, July 25*** – Westbound I-90 will be reduced to one lane across the East Channel Bridge around-the-clock between Bellevue and Mercer Island from 9:30 p.m. Friday, July 18 and 5 a.m. Friday, July 25.

Last update: 10 a.m., 7/21
WSDOT: SR 99 North Access

  • ***Friday, Aug. 22 – Wednesday, Aug. 27***
    • Both directions of SR 99 will be closed between South Spokane Street and Valley Street from 10 p.m. Friday, Aug. 22 to 5 a.m. Monday, Aug. 25.
    • Both directions of SR 99 will be closed between the south end of the Battery Street Tunnel and Valley Street from 5 a.m. Monday, Aug. 25 to 5 a.m. Wednesday, Aug. 27. 

 

North End Closures   

Last update: 10 a.m., 7/21
WSDOT: SR 99 Tunnel Project 

  • Long-term closure - Sixth Avenue North is closed between Thomas and Republican streets for construction at the north portal of the SR 99 tunnel. Sixth Avenue North will reopen after the SR 99 tunnel opens to traffic.
  • Long-term closure - Harrison Street is closed from just west of Aurora Avenue to Broad Street for construction at the north portal of the SR 99 tunnel. Harrison Street will reopen after the tunnel opens to traffic.
  • Long-term closure - Republican Street is closed between Aurora Avenue North and Sixth Avenue North for construction at the north portal of the SR 99 tunnel. Republican Street will reopen after the tunnel opens to traffic.
  • Long-term closure - Parking is closed permanently on the north side of Thomas Street between Aurora Avenue North and Sixth Avenue North. 

Last update: 9 a.m., 7/21
WSDOT: SR 99 North Access Project

  • Permanent closure – The sidewalk on the east side of SR 99/Aurora Avenue North is closed around the clock.
  • Until further notice
    • Dexter Avenue North is reduced to one lane in each direction around the clock between Thomas and Mercer streets. A separate bicycle lane will be maintained during peak commute hours.
    • Harrison Street is closed around the clock between SR 99 and Eighth Avenue North.
    • Westbound Republican Street will be closed around the clock between SR 99 and Dexter Avenue North.
  • Starting Friday, July 18 – The east sidewalk on Dexter Avenue North will be closed around-the-clock between Thomas and Republican Streets.

 

  • ***Friday, Aug. 22 – Wednesday, Aug. 27***
    • Both directions of SR 99 will be closed between South Spokane Street and Valley Street from 10 p.m. Friday, Aug. 22 to 5 a.m. Monday, Aug. 25.
    • Both directions of SR 99 will be closed between the south end of the Battery Street Tunnel and Valley Street from 5 a.m. Monday, Aug. 25 to 5 a.m. Wednesday, Aug. 27.

City of Seattle: Mercer Corridor project 

  • Get updates  from the Seattle Department of Transportation on Mercer Corridor Project closures and construction. 

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Central Waterfront Closures    

Last update: 9 a.m., 7/21
WSDOT: SR 99 Tunnel Project  

  • Parking beneath the viaduct is permanently closed between South King Street and Virginia Street due to tunnel and Elliott Bay Seawall construction.  

City of Seattle: Elliott Bay Seawall

 
City of Seattle: First Hill Streetcar

 

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      SODO Closures

      Last update: 9 a.m., 7/21
      WSDOT: South Atlantic Street Overpass    

      • No closures are scheduled. 



       

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      Regional Closures   

      Last update: 9 a.m., 7/21
      WSDOT: SR 520 Bridge Replacement and HOV Program     

      • No major closures are scheduled.
         

      Last Update: 12 p.m., 7/10
      WSDOT: I-90 East Channel Bridge Expansion Joint Repair

      • ***Friday, July 18 – Friday, July 25*** – Westbound I-90 will be reduced to one lane across the East Channel Bridge around-the-clock between Bellevue and Mercer Island from 9:30 p.m. Friday, July 18 and 5 a.m. Friday, July 25.


       

      Last update: 9 a.m., 7/21
      WSDOT: Maintenance  


      • No closures are scheduled.   

         

      Last update: 9 a.m., 7/21
      I-5 express lanes schedule changes
      Get the express lane schedule  
       

      • No changes are scheduled.   

      Last update: 8:55 a.m., 7/21
      I-90 express lanes schedule changes
      Get the regular express lanes schedule.  
         

      •  Saturday, July 26 - The express lanes will be westbound from 7 a.m. to 7 p.m.
      • Sunday, July 27 – The express lanes will be westbound from 7 a.m. to 2:30 p.m. 

         


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      Monday, July 21 – Tuesday, July 22

      • Mariners vs. Mets, Safeco Field, 7 p.m. each night

      Wednesday, July 23

      • Mariners vs. Mets, Safeco Field, 12:40 p.m.

      Thursday, July 24 – Friday, July 25

      • Mariners vs. Orioles, Safeco Field, 7 p.m. each night

      Saturday, July 26

      • Seafair Torchlight Parade, Fourth Avenue between Seattle Center and SODO, 7:30 to 11 p.m.
      • Seafair Torchlight Run, Fourth Avenue between Seattle Center and Downtown, 6:30 to 9 p.m. Additionally, northbound SR 99 will be closed between South Spokane Street and Denny Way from 5:30 p.m. to 7:45 p.m.

      Saturday, July 26 – Sunday, July 27

      • Mariners vs. Orioles, Safeco Field, 1 p.m. each day.

        
       

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