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Construction on I-90 & SR 520

Last update: 1:27 p.m. Friday, Nov. 21, 2014

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: 7:51 a.m., 11/17
I-90 express lanes
Get the regular express lanes schedule.

  • Sunday, Nov. 23 - The I-90 express lanes will have an added westbound service from 7 a.m. to 2 p.m. to accommodate extra traffic going into Seattle. Lanes will be eastbound by 3 p.m.
  • Thursday, Nov. 27 - The I-90 express lanes will operate on the weekend schedule to accommodate Thanksgiving holiday traffic.
  • Sunday, Nov. 30 - The I-90 express lanes will be close from 5 to 10:30 a.m. for the Seattle Marathon. Lanes will open westbound by 11:30 a.m.

Last update: 1:54 p.m., 11/19
I-90: Seattle Department of Transportation
Mileposts: 2.07
Jeff Danner, North Sky Communications, Inc., 425-760-4670

  • Wednesday, Nov. 19 to the morning of Monday, Nov. 24 - One lane of the westbound I-90 off-ramp to 4th Avenue South will be closed Wednesday, Thursday, Saturday and Sunday nights from 8 p.m. to 5 a.m. for Seattle Department of Transportation work.

Last update: 10 a.m., 11/20
I-90: Two-Way Transit and HOV Operations - Stage 3A #8569
Mileposts: 9.14
Hien Trinh, Project Engineer, 206-768-5601
Get Project information

  • Monday, Nov. 24 to Friday, Nov. 28 - No closures of lanes or ramps are scheduled.

SR 520

Last update: 2:25 p.m., 11/19
SR 520: West Approach Bridge North project #8625
Mileposts: 0.88 -  3.04
Steve Strand, Project Engineer, 206-770-3565
Get Project information

  • Saturday, Nov. 22 to the morning of Wednesday, Nov. 26 - The right lane of westbound SR 520 from the west highrise to Foster Island will be closed from 9 p.m. to 6 a.m. nightly for work trestle deliveries.

Last update: 1:27 p.m., 11/21
520: Medina to SR 202 Eastside Transit and HOV project #7963
Milepost: 3.98 – 6.43
Mark Allison , Project Engineer, 425-998-5255
Get Project information    

  • Monday, Nov. 24 to Friday, Nov. 24 - No work is scheduled this week.