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Construction on I-90 & SR 520

Last update: 11 a.m. Friday, Feb. 24

This information changes frequently. Please check back often. Travelers can also call 5-1-1 for real-time traffic and weather updates.

| I-90 | SR 520 |

I-90

Express Lanes Schedule Changes

Highway: I-90    Region: Northwest    County: King    Location: Milepost(s) 1.99 8.90
Contact: Nicole Daniels, Communications, 206-440-4479
Description: WSDOT uses the I-90 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:

  • No changes are scheduled.
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 website
Work schedule: 

  • Monday, Feb. 27, to the morning of Wednesday, March 1 – The left lane of westbound I-90 at I-5 will be closed from 9 p.m. to 5 a.m. nightly.
  • Monday, Feb. 27, to the morning of Wednesday, March 1 – Up to two lanes of eastbound I-90 inside the Mount Baker Tunnel will be closed from 9 p.m. to 5 a.m. nightly.
  • Monday, Feb. 27, to the morning of Tuesday, Feb. 28 – The Rainier Avenue South on-ramp to eastbound I-90 will be closed from 9 p.m. to 5 a.m.
  • Monday, Feb. 27, to the morning of Friday, March 3 – Two right lanes of eastbound I-90 at Rainier Avenue South will be closed from 9 p.m. to 5 a.m. nightly.
  • Monday, Feb. 27, to the morning of Wednesday, March 1 – The Island Crest Way on-ramp to eastbound I-90 will be closed from 9 p.m. to 5 a.m. nightly.
  • Monday, Feb. 27, to the morning of Wednesday, March 1 – A single lane of eastbound I-90 at Island Crest Way will be closed from 9 p.m. to 5 a.m. nightly.
  • Wednesday, March 1, to the morning of Friday, March 3 – A single lane of westbound I-90 at Island Crest Way will be closed from 9 p.m. to 5 a.m. nightly.
Routine Bridge Inspection Work

Highway: I-90    RegionNorthwest    County: King    Location: Milepost(s) 9.10 – 9.70
ContactNicole Daniels, Communications, 206-440-4479
Description: WSDOT maintenance crews will perform bridge inspection work on I-90 Bellevue.
Work schedule:

  • Saturday, Feb. 25 – The left lane of the northbound I-405 ramp to westbound I-90 will be closed from 7:30 to 10 a.m.
  • Saturday, Feb. 25 – The right lane of the eastbound I-90 ramp to southbound I-405 will be closed from 10 a.m. to noon.
  • Sunday, Feb. 26 – The HOV lane of eastbound I-90 between Bellevue Way Southeast and I-405 will be closed from 7:30 a.m. to 10 a.m.
  • Sunday, Feb. 26 – The right lane of eastbound I-90 between Bellevue Way Southeast and I-405 will be closed from 10 to 11 a.m.
Concrete Pavement Repair Work

Highway: I-90    RegionNorthwest    County: King    Location: Milepost(s) 22.40 – 23.50
ContactNicole Daniels, Communications, 206-440-4479
Description: WSDOT maintenance crews will perform concrete maintenance on I-90 near Preston.
Work schedule:

  • Thursday, Feb. 23, to the morning of Friday, Feb. 24 Up to two right lanes of westbound I-90 between Southeast 82nd Street and the Raging River will be closed beginning with one lane at 9 a.m. Both lanes will be closed from 10 a.m. Thursday to 5 a.m. Friday. The right lane will reopen at noon Friday.

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 website
Work Schedule:

  • Monday, Feb. 27, to the morning of Friday, March 3 – Two right lanes of westbound SR 520 on the floating bridge will be closed from 10 p.m. to 5 a.m. nightly.
Evergreen Point Floating Bridge and Landings Project - #8066

Highway: SR 520    Region: Northwest    County: King    Location: Milepost(s) 3.83 4.59
Contact: Steve Peer, Communications, 206-770-3531
Description: The SR 520 Floating Bridge and Landings project will replace the old SR 520 floating bridge and approaches from the future west approach structure east of Foster Island in Seattle to Evergreen Point Road in Medina.
Project website
Work schedule:

  • No lane or ramp closures are scheduled.
NE 124th St Vic to Tolt River Bridge Paving and ADA Compliance - #8866

Highway: SR 520    Region: Northwest    County: King    Location: Milepost(s) 12.83
Contact: Aleta Borschowa, Project Engineer, 206-768-5601
Description: WSDOT contractor crews are repaving areas of SR 202 in Redmond and between Redmond and Fall City and upgrading 17 pedestrian ramps in Redmond.
Work schedule:

  • No ramp or lane closures scheduled.