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Construction on I-90 & SR 520

Last update: 12:25 p.m. Thursday, Sept. 3, 2015

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

See closures for SR 520.

I-90

Last update: 10:51 a.m. 9/2
I-90 Express Lanes Schedule Changes
Get the regular express lanes schedule

  • Saturday, Sept. 5 - The I-90 express lanes will be westbound from 7 a.m. to 7:30 p.m. for Bumbershoot and a Seattle Sounders soccer game. The lanes will open eastbound by 8:30 p.m.
  • Sunday, Sept. 6, to the morning of Tuesday, Sept. 8 - The I-90 express lanes be westbound by 7 a.m. for Bumbershoot and remain westbound throughout the Labor Day holiday and into normal Tuesday schedule.
  • Saturday, Sept. 12 - The I-90 express lanes will be westbound from 7 a.m. to 6:30 p.m. for a Seattle Mariners baseball game. The lanes will open eastbound by 7:30 p.m.
  • Sunday, Sept. 13 - The I-90 express lanes will be westbound from 7 a.m. to 2 p.m. for a Seattle Mariners baseball game. The lanes will open eastbound by 3 p.m.
  • Monday, Sept. 14 - The I-90 express lanes will be closed from 10 a.m. until 2 p.m. for maintenance work. They will open eastbound by 2 p.m.
  • Sunday, Sept. 27- The I-90 express lanes will be westbound from 7 a.m. to 2 p.m. for a Seattle Seahawks football game. The lanes will open eastbound by 3 p.m.

Last update: 12:12 p.m. 8/28
I-90: Two-Way Transit and HOV Operations - Stage 3 #8662
Mileposts: 2.48 - 9.28
Aleta Borschowa, WSDOT Project Engineer, 206-768-5601
Get project information

  • Tuesday, Sept. 8, to the morning of Wednesday, Sept. 9 - One lane in both directions of I-90 at I-5 will be closed from 8 p.m. to 5 a.m. for construction work.
  • Tuesday, Sept. 8, to the morning of Wednesday, Sept. 9 - The eastbound I-90 off-ramp to Rainier Avenue South will be closed from 8 p.m. to 5 a.m. for construction work.

Last update: 6:20 p.m. 9/1
I-90: Lake Washington Floating Bridges Anchor Cable Replacement - #8657
Mileposts: 4.49 - 5.73
Dave Lindberg, WSDOT Project Engineer, 425-225-8725
Get project information

  • Monday, Aug. 31, to Friday, Sept. 4 - No closures are scheduled this week.
  • Tuesday, Sept. 8, to the morning of Friday, Sept. 11 - The right lane of eastbound I-90 on the floating bridge will be closed from 9 p.m. to 5 a.m. nightly for fiber optic cable installation work.
  • Tuesday, Sept. 8, to the morning of Friday, Sept. 11 - The northbound and southbound Rainier Avenue South on-ramps to eastbound I-90 will be closed from 9 p.m. to 5 a.m. nightly for fiber optic cable installation work. A signed detour will be in place.

Last update: 12:12 p.m. 8/28
I-90: Two-Way Transit and HOV Operations - Stage 3A #8569
Mileposts: 8.36 - 9.28
Aleta Borschowa, WSDOT Project Engineer, 206-768-5601
Get project information

  • Monday, Aug. 31, to Friday, Sept. 4 - No closures are scheduled this week.

Last update: 12:44 p.m. 9/3
I-90: Factoria/Issaquah paving 
Mileposts: 12.4 to 14.0
Mike Allende, WSDOT Communications, 206-440-4455

  • Saturday, Sept. 19 to the morning of Sunday, Sept. 20 - Up to three lanes of eastbound I-90 from 161st Avenue Southeast to 192nd Avenue Southeast will be closed from 7 p.m. to 7:30 a.m. for paving work.
 

SR 520

Last update: 12:41 p.m. 9/3
SR 520: West Approach Bridge North - #8625
Mileposts: 0.88 - 3.04
Steve Strand, WSDOT Project Engineer, 206-770-3565
Get project information

  • Monday, Aug. 31, to the morning of Friday, Sept. 4 - One lane of the eastbound SR 520 off-ramp to SR 513/Montlake Boulevard East will be closed from 8 p.m. to 6 a.m. nightly for electrical, barrier and guardrail installation work.
  • Monday, Aug. 31, to the morning of Friday, Sept. 4 - One lane of the SR 513/Montlake Boulevard East on-ramp to eastbound SR 520 will be closed from 8 p.m. to 6 a.m. nightly for electrical, barrier and guardrail installation work.
  • Monday, Aug. 31, to the morning of Friday, Sept. 4 - The left lane of the westbound SR 520 off-ramp to SR 513/Montlake Boulevard East will be closed from 9 p.m. to 6 a.m. nightly for transit stop improvement work.
  • Tuesday, Sept. 8 to the morning of Friday, Sept. 11 - The right lane of the eastbound SR 520 on- and off-ramps at Montlake Boulevard will be closed from 8:30 p.m. to 6 a.m. nightly for barrier and guardrail installation.
  • Tuesday, Sept. 8 to the morning of Wednesday, Sept. 9 - The right lane of westbound SR 520 near Foster Island will be closed from 9 p.m. to 6 a.m. for survey work.

Last update: 1:44 p.m. 9/3
SR 520: Monthly bridge maintenance openings
Mileposts: 2.54 to 3.83
Mike Allende, WSDOT communications, 206-440-4455

  • Thursday, Sept. 10 - Drivers should expect closures of up to 30 minutes at a time of the SR 520 floating bridge from 2:30 a.m. to 5 a.m. for monthly bridge maintenance openings.

Last update: 12:12 p.m. 8/28
I-405: NE 6th Street to I-5 Widening and Express Toll Lanes - #8204
Mileposts: 13.50 - 30
Steve Peer, WSDOT Communications, 425-456-8624
Get project information

  • Monday, Aug. 31, to the morning of Friday, Sept. 4 - The eastbound and westbound SR 520 ramps to northbound I-405 will be closed from 10 p.m. to 4 a.m. nightly for cement and striping work. A signed detour will be in place.