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Construction on I-90 & SR 520

Last update: 1:26 p.m. Friday, April 17, 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.

Last update: 3:48 p.m. 4/15
I-90 Express Lanes Schedule Changes
Get the regular express lanes schedule

  • Friday, April 17 to the morning of Monday, April 20 - The I-90 express lanes will be westbound by 9 p.m. and remain westbound into normal Monday schedule due to a full weekend closure of westbound I-90.
  • Saturday, April 25 - 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.
  • Saturday, April 26 - The I-90 express lanes will be westbound from 7 a.m. to 6:30 p.m. for a Seattle Mariners baseball game and Seattle Sounders soccer game. The lanes will open eastbound by 7:30 p.m.
  • Monday, April 27 to the morning for Tuesday, April 28 - The I-90 express lanes will be closed from 11 p.m. to 4 a.m. for construction work. The lanes will open westbound by 6 a.m.
  • Thursday, April 30 to the morning for Friday, May 1 - The I-90 express lanes will be closed from 11 p.m. to 4 a.m. for construction work. The lanes will open westbound by 6 a.m.

Last update: 1:26 p.m. 4/17
I-90: Two-Way Transit and HOV Operations - Stage 3 #8662
Mileposts: 0.00 - 7.13
Aleta Borschowa, WSDOT Project Engineer, 206-768-5862
Get project information

  • **DRIVER ALERT** Friday, April 17 to the morning of Monday, April 20 - All westbound I-90 traffic will be detoured to the express lanes between Bellevue Way Southeast and Rainier Avenue South from 11 p.m. Friday to 5 a.m. Monday for construction. Drivers heading to Mercer Island must take the East Mercer Way exit.

Last update: 11:15 a.m. 4/1
I-90: Two-Way Transit and HOV Operations - Stage 3A #8569
Mileposts: 9.00 - 9.72
Aleta Borschowa, WSDOT Project Engineer, 206-768-5862
Get project information

  • Wednesday, March 4 to late April - The eastbound I-90 HOV off-ramp to I-405 is closed around the clock for eight weeks for construction.

Last update: 5:31 p.m. 4/16
I-90: North Bend Guardrail Repairs
Milepost: 29.50
John Stecher, WSDOT Maintenance, 425-739-3751

  • Saturday, April 18 - The left lane of eastbound I-90 between the Snoqualmie/North Bend and the SR 202/North Bend off-ramps will be closed from 7 a.m. to 1 p.m. for guardrail repairs.

SR 520

Last update: 1:26 p.m. 4/17
SR 520: West Approach Bridge North - #8625
Mileposts: 0.88 - 3.04
Steve Strand, WSDOT Project Engineer, 206-770-3565
Get project information

  • Monday, April 20 to the morning of Sunday, April 26 - The right lane of westbound SR 520 from the west highrise to Montlake Boulevard East/SR 513 will be closed from 9 p.m. to 6 a.m. Monday, Tuesday, Wednesday, Thursday and Saturday nights for bridge work.
  • Saturday, April 25 to the morning of Monday, April 27 - The right lane of westbound SR 520 from the west highrise to Montlake Boulevard East/SR 513 will be closed from 11 p.m. to 5 a.m. nightly for temporary sign relocation.
  • Saturday, April 25 to the morning of Monday, April 27 - The right lane of eastbound SR 520 from Montlake Boulevard East/SR 513 to Lake Washington Boulevard East will be closed from 11 p.m. to 5 a.m. nightly for temporary sign relocation.
  • Saturday, April 25 to the morning of Monday, April 27 - The right lane of the Montlake Boulevard East/SR 513 on-ramp to eastbound SR 520 will be closed from 8 p.m. to 6 a.m. nightly for temporary sign relocation.