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Weekly update of construction closures in Downtown Seattle and SODO

Last update: 12:25 p.m. Friday, May 25

This webpage contains information about WSDOT construction projects affecting vehicle or pedestrian traffic through downtown Seattle and SODO. If a highway is not listed below, there are no scheduled lane closures at this time, although emergency lane closures may still occur.

This information changes frequently so please check back often. Travelers can also call 5-1-1 or monitor @WSDOT_Traffic on Twitter for real-time traffic and weather updates.

City street closure information: Check with the Seattle Department of Transportation or monitor @SeattleDOT on Twitter.

| I-5 | I-90 | SR 99 | SR 513 | SR 520 | Traffic Impacts Calendar |

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:

  • **HIGH IMPACT** Saturday, June 2 & Sunday, June 3 - The I-5 express lanes will be open in the southbound direction from 6 a.m. to 3 p.m. daily.
  • **HIGH IMPACT** Saturday, June 2 & Sunday, June 3 - The I-5 express lanes will be open in the northbound direction from 4 p.m. to 11 p.m. daily.
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:

LANE CLOSURES

  • Tuesday, May 29, to the morning of Friday, June 1 - Up to three lanes of northbound I-5 between MLK Junior Way/SR 900 and SR 520 will be closed beginning at 8 p.m. nightly. All lanes will reopen by 5 a.m. This work is weather dependent.
  • **HIGH IMPACT** Friday, June 1, to the morning of Monday, June 4 - ALL LANES of northbound I-5 will be closed at the West Seattle Bridge beginning at 8 p.m. Friday. All lanes will reopen by 5 a.m. Monday. This work is weather dependent.

RAMP CLOSURES

  • Tuesday, May 29, to the morning of Friday, June 1 - The University Street on-ramp to northbound I-5 will be closed from 9 p.m. to 5 a.m. nightly. This work is weather dependent.
  • Tuesday, May 29, to the morning of Friday, June 1 - The northbound I-5 off-ramp to Seneca Street will be closed from 9 p.m. to 5 a.m. nightly. This work is weather dependent.
  • **HIGH IMPACT** Friday, June 1, to the morning of Monday, June 4 - The southbound I-405 HOV off-ramp to northbound I-5 will be closed from 7 p.m. Friday to 5 a.m. Monday. This work is weather dependent.
  • **HIGH IMPACT** Friday, June 1, to the morning of Monday, June 4 - The Interurban Avenue on-ramp to northbound I-5 will be closed from 7 p.m. Friday to 5 a.m. Monday. This work is weather dependent.
  • **HIGH IMPACT** Friday, June 1, to the morning of Monday, June 4 - The MLK Junior Way/SR 900 on-ramp to northbound I-5 will be closed from 9 p.m. Friday to 5 a.m. Monday. This work is weather dependent.
  • **HIGH IMPACT** Friday, June 1, to the morning of Monday, June 4 - The Boeing Access Road on-ramp to northbound I-5 will be closed from 9 p.m. Friday to 5 a.m. Monday. This work is weather dependent.
  • **HIGH IMPACT** Friday, June 1, to the morning of Monday, June 4 - The northbound I-5 off-ramp to the northbound I-5 express lanes will be closed from 9 p.m. Friday to 5 a.m. Monday. This work is weather dependent.
  • **HIGH IMPACT** Friday, June 1, to the morning of Monday, June 4 - The northbound I-5 off-ramp to Edgar Martinez Drive will be closed from 9 p.m. Friday to 5 a.m. Monday. This work is weather dependent.
  • **HIGH IMPACT** Friday, June 1, to the morning of Monday, June 4 - The northbound I-5 off-ramp to Seneca Street will be closed from 9 p.m. Friday to 5 a.m. Monday. This work is weather dependent.
  • **HIGH IMPACT** Friday, June 1, to the morning of Monday, June 4 - The Swift Avenue/Albro Place on-ramp to northbound I-5 will be closed from 10 p.m. Friday to 5 a.m. Monday. This work is weather dependent.
  • **HIGH IMPACT** Friday, June 1, to the morning of Monday, June 4 - The Southcenter Boulevard on-ramp to northbound I-5 will be closed from 10:30 p.m. Friday to 5:30 a.m. Monday. This work is weather dependent.
  • **HIGH IMPACT** Friday, June 1, to the morning of Monday, June 4 - The Michigan Street/Corson Way on-ramp to northbound I-5 will be closed from 10:30 p.m. Friday to 5 a.m. Monday. This work is weather dependent.
  • **HIGH IMPACT** Friday, June 1, to the morning of Monday, June 4 - The southbound I-405 general purpose off-ramp to northbound I-5 will be closed from 11:59 p.m. Friday to 5 a.m. Monday. This work is weather dependent.
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:

  • Construction is scheduled to begin in spring 2018.
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:

  • No lane or ramp closures are scheduled. 
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:

  • Construction is scheduled to begin in spring 2018.
Ship Canal Bridge Deck Repair Work

Highway: I-5 Region: Northwest County: King Location: Milepost(s) 168.00
Contact: Nicole Daniels, Communications, 206-440-4479
Description: WSDOT maintenance crews are performing deck repair work on the I-5 Ship Canal Bridge in downtown Seattle.
Work schedule:

  • **HIGH IMPACT** Saturday, June 2 - Southbound I-5 traffic will be reduced to two lanes across the Ship Canal Bridge from 2 a.m. to noon. This work is weather dependent.
  • **HIGH IMPACT** Sunday, June 3 - Southbound I-5 traffic will be reduced to two lanes across the Ship Canal Bridge from 2 to 11 a.m. This work is weather dependent.
  • **HIGH IMPACT** Sunday, June 3 - The Northeast 45th Street on-ramp to southbound I-5 will be closed from 2 to 11 a.m. This work is weather dependent.
Two-Way Transit and HOV Operations (Stage 3) - #8662

Highway: I-90    Region: Northwest    County: King    Location: Milepost(s) 2.48 9.28
Contact: Aleta Borschowa, Project Engineer, 206-768-5601
Description: WSDOT and Sound Transit contractor crews are adding HOV lanes to both directions of I-90 between Seattle and Bellevue and preparing the center roadway for East Link light rail.
Project webpage
Work schedule:

  • Until further notice - Flammable cargo is prohibited from traveling on both directions of I-90 inside the Mount Baker and Mercer Island Lid tunnels.
Northwest Washington Cable Barrier Upgrades

Highway: SR 99    Region: Northwest    County: King    Location: Milepost(s) 23.24 - 25.92
Contact: Shane Spahr, Project Engineer, 360-848-7103
Description: WSDOT contractor crews from Petersen Brothers are upgrading nearly 40 miles of median cable barrier on six different highways in four different counties. Work on each stretch will take about two weeks and the contractor will complete one section before moving on to the next. Neighbors living near the work zones will hear a drill rig, which often sounds like a vehicle revving its engine, drilling, clunking and thudding as bases and posts are put into place. If you have noise complaints about this project, call the toll-free noise hotline at 1-888-808-4DOT (4368).
More project information
Work schedule:

  • Tuesday, May 29, to the morning of June 1 - The left lane of State Route 99 between South 20th Street and South Director Street will be closed from 8 p.m. to 5 a.m. nightly.
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

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:

  • Construction is scheduled to begin in spring 2018.
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.

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.
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.

Plan ahead by checking for major traffic impacts on all state highways.