I-90 & SR 520 construction

Last update: 2:30 p.m. Friday, July 12

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

I-90

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

Highway: I-90    Region: Northwest    County: King    Location: Milepost(s) 2.54
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:

  • No lane or ramp closures are scheduled.

Two-Way Transit & HOV Operations (Stage 3) - #8662

Highway: I-90    Region: Northwest    County: King    Location: Milepost(s) 2.88 - 9.28
ContactJim Slavicek, Project Engineer, 206-768-5602
Description: WSDOT contractor crews are performing work inside the Mount Baker and Mercer Island Lid tunnels in preparation for the Sound Transit East Link light rail extension.
Project webpage
Work schedule:

  • No lane or ramp closures are scheduled.

Sound Transit's East Link Extension - E130

Highway: I-90    Region: Northwest    County: King    Location: Milepost(s) 2.54 - 8.84
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:

  • Monday, July 15, to the afternoon of Friday, July 19 – The Island Crest Way HOV on-ramp to westbound I-90 will close from 9 a.m. to 3 p.m. daily.
  • Monday, July 15, to the afternoon of Friday, July 19 – The eastbound I-90 HOV off-ramp to Island Crest Way will close from 9 a.m. to 3 p.m. daily.
  • Wednesday, July 17 – The HOV lane of eastbound I-90 at the East Channel Bridge will close from 9 a.m. to 2:30 p.m.
  • Monday, July 15, to the morning of Saturday, July 20 – The HOV lane and the left lane of eastbound I-90 at the East Channel Bridge will close from 9 p.m. to 5 a.m. nightly.
  • Monday, July 15, to the morning of Tuesday, July 16 - The southbound I-5 off-ramp to 4th Avenue will close from 9 p.m. to 5 a.m.

EB Sunset Way I/C to 436th Ave SE I/C Pavement Repair - #9213

Highway: I-90    Region: Northwest    County: King    Location: Milepost(s) 4.21 - 33.29
ContactJim Slavicek, Project Engineer, 206-768-5602
Description: WSDOT contractor crews are repairing cracked concrete and replacing select concrete panels on eastbound I-90 between East Sunset Way in Issaquah and 436th Avenue Southeast in North Bend. 
Project webpage
Work schedule:

  • Sunday, July 14, to the morning of Friday, July 19 – Up to three right lanes of eastbound I-90 between East Sunset Way and 468th Avenue Southeast will close from 9 p.m. to 6 a.m. nightly. This work is weather-dependent.
  • Monday, July 15, to the morning of Tuesday, July 16 – Two lanes of eastbound I-90 at Winery Bridge will close from 9 p.m. to 6 a.m. This work is weather-dependent.
  • Monday, July 15, to the morning of Thursday, July 18 – Up to three left lanes of westbound I-90 at Raging River Bridge will close from 9 p.m. to 6 a.m. nightly. This work is weather-dependent.

Sound Transit's East Link Extension - E320

Highway: I-90    Region: Northwest    County: King    Location: Milepost(s) 9.14
Contact: Jason Hampton, Sound Transit, 206-903-7177
Description: Sound Transit crews are constructing the East Link light rail extension from Seattle to Redmond.
Project webpage
Work schedule

  • Sunday, June 14, to the morning of Monday, June 15 – The right lane of westbound I-90 between Richards Road and Bellevue Way Southeast will be closed from 11 p.m. to 5 a.m.
  • Sunday, June 14, to the morning of Monday, June 15 – The northbound I-405 ramp to westbound I-90 will close from 10 p.m. to 5 a.m.
  • Sunday, June 14, to the morning of Monday, June 15 – The southbound I-405 ramp to westbound I-90 will close from 10 p.m. to 5 a.m.
  • Sunday, June 14, to the morning of Monday, June 15 – The southbound I-405 ramp to the westbound I-90 HOV lane will close from 8 p.m. to 5 a.m.
  • Until further notice - The Bellevue Way Southeast HOV ramp to westbound I-90 will be closed.

Eastgate to SR 900 Corridor Improvements - #9429

Highway: I-90    Region: Northwest    County: King    Location: Milepost(s) 11.55 - 15.52
ContactJim Slavicek, Project Engineer, 206-768-5602
Description: WSDOT contractor crews are adding capacity on both directions of I-90 between the Eastgate and West Lake Sammamish Parkway interchanges, by restriping the existing roadway and creating auxiliary lanes. Crews are also constructing noise walls in strategic locations within the project area to minimize traffic noise impacts on local residents.
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: SR 520 Bridge Replacement & HOV Program, 206-770-3554
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.
Work schedule:

  • No lane or ramp closures are scheduled.

Montlake to Lake Washington I/C and Bridge Replacement - #9015

Highway: SR 520    Region: Northwest    County: King    Location: Milepost(s) 0.94 – 1.56
Contact: SR 520 Bridge Replacement & HOV Program, 206-770-3554
Description: WSDOT crews are performing drill work to obtain soil samples.
Work schedule:

  • Monday, July 15, to the morning of Friday, July 19 - The right lane of westbound SR 520 between Lake Washington Boulevard and Portage Bay will close from 9 p.m. to 5 a.m. nightly.

Sound Transit's East Link Extension - E360

Highway: SR 520    Region: Northwest    County: King    Location: Milepost(s) 7.00 - 9.50
Contact: Ryan Bianchi, Sound Transit, 206-398-5070
Description: Sound Transit crews are constructing the East Link light rail extension from Bellevue to Redmond.
Project webpage
Work schedule:

  • Monday, July 15, to the morning of Thursday, July 18 – The right lane of the eastbound SR 520 off-ramp to southbound 148th Avenue Northeast will close from 10 p.m. to 5 a.m. nightly.
  • Friday, July 19, to the morning of Saturday, July 20 – The right lane of the eastbound SR 520 off-ramp to southbound 148th Avenue Northeast will close from 10 p.m. to 5 a.m.

Bellevue Area Maintenance

Highway: SR 520    Region: Northwest    County: King    Location: Milepost(s) 6.95 - 7.54
Contact: Thomas Charlson, communications, 206-440-4699
Description: WSDOT maintenance crews are performing guardrail repair work on westbound SR 520.
Work schedule:

  • Sunday, July 14, to the morning of Monday, July 15 – The right lane of westbound SR 520 between 124th Avenue Northeast and I-405 will close from 10 p.m. to 4 a.m.