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I-5: Federal Way to Mountlake Terrace

Last update: 12:05 p.m. Friday, Aug. 26, 2016

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

I-5

Express Lanes Schedule Changes

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 165.29 - 172.43
Contact: Justin Fujioka, Communications, 206-440-4473
Description: WSDOT uses the I-5 express lanes to assist the flow of traffic during busy travel times. These lanes are scheduled to move in the direction that will relieve the most congestion from the transportation system.
Express lanes schedule
Work schedule:

  • No changes are scheduled.
SB S 320th St to Duwamish River Br Concrete Pavement Rehab - #8816

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 142.76 - 156.71
Contact: Mike Askarian, Project Engineer, 206-768-5861
Description: WSDOT contractor crews are rehabilitating southbound I-5 between the Duwamish River Bridge in Tukwila and South 320th Street in Federal Way.
Project website
Work schedule:

  • Friday, Aug. 26, to the morning of Sunday, Aug. 28 - Up to four lanes of southbound I-5 from South 200th Street/Military Road South to SR 516/Kent Des Moines Road will be closed nightly beginning with one lane at 8 p.m. All lanes will reopen by 8 a.m. This work is weather dependent.
  • Friday, Aug. 26, to the morning of Monday, Aug. 29 - Up to four lanes of southbound I-5 from SR 516/Kent Des Moines Road to South 320th Street will be closed nightly beginning with one lane at 8 p.m. All lanes will reopen by 8 a.m. This work is weather dependent.
  • Friday, Aug. 26, to the morning of Friday, Sept. 2 - The southbound I-5 off- and on-ramps at SR 516/Kent Des Moines Road will be closed from 9 p.m. to 5 a.m. nightly. A signed detour will be in place. This work is weather dependent.
  • Friday, Aug. 26, to the morning of Wednesday, Aug. 31 - The southbound I-5 off- and on-ramps at South 272nd Street will be closed from 9 p.m. to 5 a.m. nightly. A signed detour will be in place. This work is weather dependent.
  • Sunday, Aug. 28, to the morning of Friday, Sept. 2 - Up to four lanes of southbound I-5 from SR 516/Kent Des Moines Road to South 320th Street will be closed nightly beginning with one lane at 8 p.m. All lanes will reopen by noon. This work is weather dependent.
  • Monday, Aug. 29, to the morning of Friday, Sept. 2 - Up to four lanes of southbound I-5 from South 200th Street/Military Road South to SR 516/Kent Des Moines Road will be closed nightly beginning with one lane at 8 p.m. All lanes will reopen by noon. This work is weather dependent.
  • Monday, Aug. 29, to the morning of Wednesday, Aug. 31 - Up to two lanes of southbound I-5 from at South 272nd Street will be closed nightly beginning with one lane at 8 p.m. All lanes will reopen by noon. This work is weather dependent.
S 200th St / Military Rd Intersection Improvements - #8883

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 151.18 - 151.50
ContactMike Askarian, Project Engineer, 206-768-5861
Description: WSDOT contractor crews are improving the intersection where the southbound I-5 off- and on-ramps meet South 200th Street and Military Road South in SeaTac.
Work schedule:

  • Monday, Aug. 29, to the morning of Friday, Sept. 2 - The southbound I-5 off-ramp to South 200th Street/Military Road South will be closed from 9 p.m. to 5 a.m. nightly. A signed detour will be in place. This work is weather dependent.
Tukwila Pavement Repair Work

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 155.70 - 156.60
Contact: Justin Fujioka, Communications, 206-440-4473
Description: WSDOT maintenance crews are repairing the pavement of northbound I-5 near SR 599 in Tukwila.
Work schedule:

  • Wednesday, Aug. 31, to the morning of Thursday, Sept. 1 - Up to two right lanes of northbound I-5 at SR 599 will be closed beginning with the right lane at 9 p.m. All lanes will reopen by 4:30 a.m. This work is weather dependent.
  • Wednesday, Aug. 31, to the morning of Thursday, Sept. 1 - The Interurban Avenue South on-ramp to northbound I-5 will be closed from 9 p.m. to 4:30 a.m. A signed detour will be in place. This work is weather dependent.