Downtown Seattle and SODO construction

Last update: 4 p.m. Monday, Sept. 24

This information changes frequently so please check back often. Travelers can also call 5-1-1 or for real-time traffic and weather updates. For city street closure information check with the Seattle Department of Transportation.

If a highway is not listed below, there are no scheduled lane closures at this time, although emergency lane closures may still occur.

 

I-5

Express Lanes Schedule Changes

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 165.29 - 172.43
Contact: Nicole Daniels, Communications, 206-440-4479
Description: WSDOT uses the I-5 express lanes to assist the flow of traffic during busy travel times. These lanes are scheduled to move in the direction that will relieve the most congestion from the transportation system.
Express lanes schedule
Work schedule:

  • Sunday, Sept. 9, to Thursday, Sept. 20 - The Pike and 9th Street on-ramp to the northbound I-5 express lanes will close at 9 p.m. nightly for WA State Convention Center construction work.

NB MLK Jr Way to NE Ravenna Br Pavement Repair - #8952

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 157.44 - 170.28
Contact: Dave Lindberg, Project Engineer, 425-225-8725
Description: WSDOT contractor crews are replacing 37 expansion joints and large sections of concrete pavement on northbound I-5 between MLK Junior Way South/SR 900 in Tukwila and Northeast Ravenna Boulevard in Seattle.
Project webpage
Work schedule:

  • Saturday, Sept. 22, to the morning of Wednesday, Sept. 26 - The 6th Avenue ramp to I-5 will be closed from 10 p.m. to 5 a.m. nightly. 
  • Saturday, Sept. 22, to the morning of Friday, Sept. 28 - Up to four lanes of northbound I-5 between Boeing Access Road and South Albro Place will be closed from 8 p.m. to 5 a.m. nightly.
  • Monday, Sept. 24, to the morning of Thursday, Sept. 27 - The left lane of southbound I-5 at Forest/Tully's/6th Avenue will be closed from 9 p.m. to 5 a.m. nightly. 
  • Monday, Sept. 24, to the morning of Thursday, Sept. 27 - The left lane of northbound I-5 at Forest/Tully's/6th Avenue will be closed from 9 p.m. to 5 a.m. nightly. 
  • Monday, Sept. 24, to the morning of Friday, Sept. 28 - The three left lanes of northbound I-5 between the University Street on-ramp and the Mercer Street off-ramp will be closed from 9 p.m. to 5 a.m. nightly.
  • Monday, Sept. 24, to the morning of Friday, Sept. 28 - The three left lanes of northbound I-5 between Denny Way and SR 520 will be closed from 9 p.m. to 5 a.m. nightly.
  • Monday, Sept. 24, to the morning of Friday, Sept. 28 - The University Street on-ramp to northbound I-5 will be closed from 9 p.m. to 5 a.m. nightly.
  • Thursday Sept. 27, to the morning of Friday, Sept. 28 - The left lane of the northbound I-5 off-ramp to the West Seattle Bridge will be closed from 9 p.m. to 4:30 a.m.

SB S Lucile St to Spring St Pavement Repair & ADA - #9235

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 161.68 - 165.62
Contact: Mike Askarian, Project Engineer, 206-768-5861
Description: WSDOT contractor crews are replacing broken concrete panels, grinding and repaving southbound I-5 and the collector/distributor between Spring Street and South Lucile Street in Seattle.
Project webpage
Work schedule:

  • Monday, Sept. 24, to the morning of Friday, Sept. 28 - Up to three right lanes of southbound I-5 between Yesler Way and the West Seattle Bridge will be closed from 10 p.m. to 5 a.m. nightly. 
  • Monday, Sept. 24, to the morning of Friday, Sept. 28 - Up to two lanes of the southbound I-5 collector-distributor between the Ship Canal Bridge and Mercer Street will be closed from 9 p.m. to 5 a.m. nightly. 
  • Monday, Sept. 24, to the morning of Friday, Sept. 28 - Up to three lanes of the southbound I-5 between the West Seattle Bridge and South Albro Place will be closed from 9 p.m. to 5 a.m. nightly.

Sound Transit's East Link Extension - E130

Highway: I-5    RegionNorthwest    County: King    Location: Milepost(s) 164.00
Contact: Zack Ambrose, Sound Transit, 206-903-7176
Description: Sound Transit crews are constructing the East Link light rail extension from Seattle to Redmond.
Project webpage
Work schedule:

  • Sunday, Sept. 16, to the morning of Friday, Sept. 21 - The left lane of the northbound I-5 CD at the Dearborn ramp will be closed with a traffic shift from 9 p.m. to 5 a.m. nightly.

Express Lanes Entrances Electronic Sign Replacement

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 165.39 - 172.61
Contact: Dave Lindberg, Project Engineer, 425-225-8725
Description: WSDOT contractor crews are replacing the sign structures and brackets, along with the electrical and fiber optic systems at seven entrances to the I-5 express lanes. A few of the sign structures will also be redesigned to create a better viewing angle.
Project webpage
Work schedule:

  • No lane or ramp closures are scheduled.

I-5 Pavement Repair Work - Seattle

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 170.50 - 171.46
Contact: Joseph Calabro, Communications, 425-440-4452
Description: WSDOT maintenance crews are performing pavement repair work on northbound I-5 in Seattle.
Work schedule:

  • Wednesday, Sept. 26, to the morning of Thursday, Sept. 27 - The left two lanes of northbound I-5 between Northeast Ravenna Boulevard and Lake City Way will be closed from 9 p.m. to 5 a.m.

SR 99

S Cloverdale St to Duwamish River Paving & ADA Compliance - #9239

Highway: SR 99    Region: Northwest    County: King    Location: Milepost(s) 25.90 - 30.00
Contact: Aleta Borschowa, Project Engineer, 206-768-5601
Description: WSDOT contractor crews are repaving the roadway and replacing the ADA ramps between the sidewalk and the street at some locations, which will provide better sidewalk connections for people of all abilities
Project webpage
Work schedule:

  • Thursday, Sept. 27, to the morning of Friday, Sept. 28 - A single lane in both directions of SR 509 between South 128th Street and West Marginal Way will be closed from 8 p.m. to 5 a.m. 
  • Sunday, Sept. 30, to the morning of Friday, Sept. 28 - A single lane in both directions of SR 99 between South Director Street and East Marginal Way will be closed from 8 p.m. to 5 a.m. 
  • Sunday, Sept. 30, to the morning of Friday, Oct. 5 - A single lane in both directions of SR 99 between South Director Street and East Marginal Way will be closed from 8 p.m. to 5 a.m. 
  • Sunday, Sept. 30, to the morning of Friday, Oct. 5 - A single lane in both directions of SR 509 between South 128th Street and West Marginal Way will be closed from 8 p.m. to 5 a.m.
  • Sunday, Sept. 30, to the morning of Monday, Oct. 1 - The right lane of southbound SR 99 at the Holden Street intersection will be closed from 8 p.m. to 5 a.m. 
  • Sunday, Sept. 30, to the morning of Tuesday, Oct. 2 - A single lane in northbound SR 99 between South Director Street and Holden Street will be closed from 8 p.m. to 5 a.m. 
  • Sunday, Sept. 30, to the morning of Tuesday, Oct. 2 - A single lane in both directions of SR 509 between South 128th Street and West Marginal Way and the Cloverdale ramps will be closed from 8 p.m. to 5 a.m. 

Alaskan Way Viaduct Replacement Project

Highway: SR 99    RegionNorthwest    County: King    Location: Milepost(s) 30.36 - 32.86
Contact: Laura Newborn, Communications, 206-805-2871
Description: WSDOT contractor crews are building a new SR 99 tunnel through downtown Seattle.
Project webpage
Work schedule:

  • No lane or ramp closures are scheduled.

Roy St to N 145th St Paving & ADA Compliance - #9256

Highway: SR 99    Region: Northwest    County: King    Location: Milepost(s) 32.90 - 40.48
Contact: Mike Askarian, Project Engineer, 206-768-5861
Description: WSDOT construction crews are grinding and repaving 7.5 miles of SR 99/Aurora Avenue North between Roy Street and North 145th Street in Seattle. Dozens of pedestrian ramps will also be rebuilt.
Project webpage
Work schedule:

  • Tuesday, Sept. 25 - The BAT lane of southbound SR 99 between North 88th and North 130th will be closed from 9 a.m. to 3 p.m. 
  • Wednesday, Sept. 26 - The BAT lane of southbound SR 99 between North 90th and North 130th will be closed from 9 a.m. to 3 p.m. 
  • Thursday, Sept. 27 - The BAT lane in both directions of SR 99 between North 130th and Washelli will be closed from 9 a.m. to 3 p.m. 
  • Friday, Sept. 28 - The BAT lane of southbound SR 99 between North 88th and North 125th will be closed from 9 a.m. to 3 p.m. 

Aurora Bridge Painting (Stage 2) - #9168

Highway: SR 99    Region: Northwest    County: King    Location: Milepost(s) 34.17 - 34.73
Contact: Dave Lindberg, Project Engineer, 425-225-8725
Description: WSDOT construction crews are cleaning and repainting the Aurora Bridge. Crews are also grinding and repaving the driving surface of the bridge, and repairing seven expansion joints.
Project webpage
Work schedule:

  • No lane or ramp closures are scheduled.

SR 513

West Approach Bridge North - #8625

Highway: SR 513    Region: Northwest    County: King    Location: Milepost(s) 0.00
Contact: Steve Strand Project Engineer, 206-770-3565
Description: The West Approach Bridge North Project is the latest phase of construction of the SR 520 Bridge Replacement and HOV Program and will extend SR 520's three westbound lanes from the new floating bridge to the Montlake area in Seattle.
Project webpage
Work schedule:

  • No lane or ramp closures are scheduled.

SR 520

West Approach Bridge North - #8625

Highway: SR 520    Region: Northwest    County: King    Location: Milepost(s) 0.88 – 3.04
Contact: Steve Strand, Project Engineer, 206-770-3565
Description: The West Approach Bridge North Project is the latest phase of construction of the SR 520 Bridge Replacement and HOV Program and will extend SR 520's three westbound lanes from the new floating bridge to the Montlake area in Seattle.
Project webpage
Work schedule:

  • No lane or ramp closures are scheduled.