Last update: Friday, May 25, 2012, 8 a.m.

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.

Last update: 3:25 p.m., 5/23
SR 18: I-5/SR 161 Triangle improvements #7936
Milepost: 0
Aleta Borschowa , Project Engineer, 206-768-5862
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• Wednesday, May 23 to the morning of Friday, May 25 - Crews will close the right lane in both directions of SR 18 between I-5 and Weyerhaeuser Way, nightly from 9 p.m. to 5 a.m. for grinding and paving.
• Wednesday, May 23 to the morning of Friday, May 25 - Crews will close the eastbound SR 18 ramp to southbound I-5, nightly from 9 p.m. to 5 a.m. for grinding and paving.
• Wednesday, May 23 to the morning of Friday, May 25 - Crews will close the westbound SR 18 ramp to northbound I-5, nightly, from 9 p.m. to 4:30 a.m. for traffic loop work.
• Weekday work will be updated daily.
• There may also be closures on I-5 for this project.

Looking for 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.  

Last update: 8 a.m., 5/25
SR 518/SR 99: Port of Seattle Rental Car Facility, #MS6370 
Milepost: 20.46
Aleta Borschowa , Project Engineer, 206-768-5862
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• Monday, May 28 to Friday, June 1 - We do not expect construction to affect traffic this week.

Last update:  2:20 p.m., 5/24
SR 99: City of Shoreline Aurora Corridor Project
City of Shoreline, 206-801-2485, aurora@shorelinewa.gov

• Monday, May 21 to Friday, May 25 - Crews will close a single lane in either direction of SR 99 between North 185th and North 192nd streets, daily from 7 a.m. to 5 p.m. for paving and crosswalk installation.
• Tuesday, May 29 to Friday, June 1 - Crews will close a single lane in either direction of SR 99 between North 185th and North 192nd streets, daily from 7 a.m. to 5 p.m. for final striping and utiilty cover adjustments.

Last update: 10:43 a.m., 5/23
SR 18: I-5/SR 161 Triangle improvements #7936
Milepost: 0
Aleta Borschowa , Project Engineer, 206-768-5862
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• Friday, May 25 - Crews will close up to one lane in either direction of SR 161 near I-5 from 7 a.m. to noon for construction work.
• Weekday work will be updated daily.
• This project has closures on SR 18 and I-5 .

Last update: 1 p.m., 5/17
SR 518/SR 509: Bridges - Seismic Retrofit #8113
Mileposts: 0 - 2.26
Aleta Borschowa , Project Engineer, 206-768-5862
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• Monday, May 21 to Friday, May 25 - No work is planned on SR 509 at this time. 
   

Last update: 1 p.m., 5/17
SR 518/SR 509: Bridges - Seismic Retrofit #8113
Mileposts: 0 - 2.26
Aleta Borschowa , Project Engineer, 206-768-5862
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• Monday, May 21 to Friday, May 25 - No work is planned on SR 518 at this time.
  

Last update: 8 a.m., 5/25
SR 518/SR 99: Port of Seattle Rental Car Facility, #MS6370
Milepost: 2.49
Aleta Borschowa , Project Engineer, 206-768-5862
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• Monday, May 21 to Friday, May 25 - We do not expect construction to affect traffic this week.
• Monday, May 28 to Friday, June 1 - We do not expect construction to affect traffic this week.

Last update: 2:07 p.m., 4/6
SR 522: City of Bothell - Wayne Curve
Milepost 9.10
Jason Torrie, Project Engineer, 425-486-2768
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• Spring 2012 - Occasional daytime lane closures in either direction on SR 522.