I-90 & SR 520 construction

Last update: 11:07 a.m. Friday, Oct. 19

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

I-90

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, Oct. 15, to the afternoon of Friday, Oct. 19 - The Island Crest Way HOV ramp to westbound I-90 will be closed from 9 a.m. to 3 p.m. daily. 
  • Monday, Oct. 15, to the afternoon of Friday, Oct. 19 - The eastbound I-90 HOV off-ramp to Island Crest Way will be closed from 9 a.m. to 3 p.m. daily. 
  • Monday, Oct. 22, to the afternoon of Friday, Oct. 26 - The Island Crest Way HOV ramp to westbound I-90 will be closed from 9 a.m. to 3 p.m. daily. 
  • Monday, Oct. 22, to the afternoon of Friday, Oct. 26 - The eastbound I-90 HOV off-ramp to Island Crest Way will be closed from 9 a.m. to 3 p.m. daily. 

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
ContactAleta Borschowa, Project Engineer, 206-768-5601
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. Crews are also replacing 16 drainage lids and utility covers on Mercer Island.
Project webpage
Work schedule:

  • ​No lane or ramp closures are scheduled.

Transportation Data collection - Preston

Highway: I-90    Region: Northwest    County: King    Location: Milepost(s) 23.54
Contact: Joseph Calabro, communications, 206-440-4452
Description: WSDOT's Transportation Data, GIS & Modeling office will repair sensors at their permanent traffic recorder site. 
Work schedule:

  • Monday, Oct. 22, to the morning of Tuesday, Oct. 23 - A single lane of westbound I-90 near the Raging River Bridge will be closed from 7 p.m. to 4 a.m.

Floating Bridges Anchor Cable Replacements - #9151

Highway: I-90    Region: Northwest    County: King    Location: Milepost(s) 4.28 - 5.89
Contact: Dave Lindberg, Project Engineer, 425-225-8725
Description: WSDOT contractor crews are replacing 32 steel anchor cables on the I-90 floating bridges on Lake Washington.
Project webpage
Work schedule:

  • No lane or ramp closures are scheduled.

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

  • Monday, Oct. 22, to the morning of Friday, Oct. 26 - The HOV lane of the southbound I-405 ramp to the westbound I-90 HOV lane will be closed from 8 p.m. to 5 a.m. nightly.

EB I-90 to SR 18 Active Warning Sign & Camera - #9282

Highway: I-90    Region: Northwest    County: King    Location: Milepost(s) 23.00 - 25.73
Contact: Aleta Borschowa, Project Engineer, 206-768-5601
Description: WSDOT contractor crews are installing two active warning signs and a traffic camera on eastbound I-90 in Snoqualmie.
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. 

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 is replacing 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 webpage
Work schedule:

  • No lane or ramp closures are scheduled.

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:

  • Wednesday, Oct. 24, to the morning of Friday, Oct. 26 - The eastbound SR 520 off-ramp to northbound 148th Avenue Northeast will be closed from 10 p.m. to 5 a.m. nightly. 
  • Thursday, Oct. 25, to the morning of Friday, Oct. 26 - 148th Avenue Northeast between Northeast 24th Street and the westbound SR 520 ramps will be fully closed from 10 p.m. to 5 a.m. 
  • Thursday, Oct. 25, to the morning of Friday, Oct. 26 - The 148th Avenue Northeast on-ramp to eastbound SR 520 will be closed from 10 p.m. to 5 a.m.
  • Thursday, Oct. 25, to the morning of Saturday, Oct. 27 - The eastbound SR 520 off-ramp to southbound 148th Avenue Northeast will be closed from 10 p.m. to 5 a.m. nightly.

City of Redmond Ramp Split

Highway: SR 520    Region: Northwest    County: King    Location: Milepost(s) 10.00
Contact: John Mork, City of Redmond Project Manager, 425-556-2713
Description: City of Redmond contractor crews are splitting the eastbound SR 520 off-ramps to Northeast 40th/51st Streets.
Project webpage
Work schedule:

  • No lane or ramp closures scheduled.