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Weekly update of construction closures in other counties.

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King County Construction

Last update: 11:20 a.m. Tuesday, April 15, 2014

This information changes frequently. Please check back often. If a state route is not listed, there are no scheduled closures at this time, although emergency closures may still occur.

Travelers can also call 5-1-1 for real-time traffic and weather updates.

SR 18

Last update: 5:48 p.m. 4/11
SR 18: Bridge maintenance
Milepost: 6.55
Kirk Tullar, WSDOT bridge maintenance, 425-339-1778 

  • Tuesday, April 15 -  The right lane of eastbound SR 18 in the vicinity of the Auburn/Black Diamond exit will be closed from 9 a.m. to 2 p.m. for bridge washing.

Last update: 11:20 a.m. 4/4
I-5: SR 18 to South 288th Street seismic retrofit
Mileposts: 142.00 - 145.82
Aleta Borschowa, Project Engineer, 206-768-5862
Get project information

  • No SR 18 lane closures for the week of April 14-20.
  • There may be closures on I-5 for this project.

SR 99  

DOWNTOWN SEATTLE/SODO construction closures
Our Seattle/SODO page lists all closures and construction on state highways and city streets in Seattle, and near the stadiums, international district, and ferry terminals.  

SR 203

Last update: 10:40 p.m. 4/14
SR 203: Tolt River Bridge to McDougall Street paving
Mileposts: 5.28 - 23.77
Mark Sawyer, Project Engineer, 425-225-8799
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  • Monday, April 14 to Friday, April 18 - A single lane in either direction of SR 203 from Carnation to Duvall will be closed from 9 a.m. to 3 p.m. daily for pavement repair. Only one direction will be closed at a time.
  • There may be closures in Snohomish County

SR  522

Last update: 10:45 a.m., 4/15
SR 522: City of Bothell - SR 522 Realignment Crossroads Stage III
Mileposts: 9.10 to 10.19
Ryan Roberts , Project Engineer, 425-806-6823
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  • Tuesday, April 15 and Wednesday, April 16 - One lane of eastbound and westbound SR 522 will close daily between Hall Road and the 102nd Avenue Bridge from 9 a.m. to 3 p.m. for landscaping work.
  • Tuesday, April 15 to the morning of Wednesday, April 16 - All traffic on eastbound SR 522 will be shifted to the eastbound lanes and reduced to one lane in each direction from 9 p.m. to 5 a.m. for construction work.
  • Thursday, April 17 and Wednesday, April 18 - One lane of northbound SR 527 between Northeast 183rd Street and SR 522 will close each day from 9 a.m. to 3 p.m. for construction work.