I-5 - Federal Way to Blaine construction

Last update: 3:30 p.m. Monday, July 6

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

King County

Express Lanes 

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 165.29 - 172.43
Contact: Angie Millar, Communications, 206-440-4457
Description: The I-5 express lanes are used 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:

  • Weekly (Special Notice) - The I-5 Express Lanes will be fully closed at 8 p.m. They will reopen as usual the following mornings.

Sound Transit's Federal Way Link Extension - F200

Highway: I-5    RegionNorthwest    County: King    Location: Milepost(s) 151-144
Contact: Jefferson Rose, Sound Transit, 206-370-5568
Description: Sound Transit crews are constructing the Federal Way Link extension between the city of SeaTac and the Federal Way Transit Center.
Project webpage
Work schedule

  • Monday, July 6 to the morning of Tuesday, July 7 – Two right lanes on southbound I-5 between S 216th Street and SR 516 will close from 8 p.m. to 10 a.m.

SeaTac Rest Area Maintenance

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 140.65
Contact: Joseph Calabro, Communications, 206-440-4452
Description: WSDOT maintenance crews will clean floors and walls and make repairs at the SeaTac Rest Area.
Work schedule:

  • No closures scheduled. 

SB S Lucile St to Spring St Pavement Repair - #9235

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 143.85 - 165.62
Contact: Mike Askarian, Project Engineer, 206-768-5861
Description: WSDOT contractor crews are replacing broken concrete panels, grinding and repaving southbound I-5 and the collector/distributor between Spring Street and South Lucile Street in Seattle.
Project webpage
Work schedule:

  • No lane or ramp closures are scheduled.

NB S 260th St to Duwamish River Br - Concrete Pavement Rehab & ADA - #8992

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 147.64 - 156.51
Contact: Mike Askarian, Project Engineer, 206-768-5861
Description: WSDOT contractor crews are rehabilitating northbound I-5 between South 260th Street in Des Moines and the Duwamish River Bridge in Tukwila.
Project webpage
Work schedule:

  • No lane or ramp closures are scheduled.

S 200th St On-Ramp To SB I-5 - Metered Shoulder - #9439

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 151.28
Contact: Mike Askarian, Project Engineer, 206-768-5861
Description: WSDOT contractor crews are installing a ramp meter and restriping the lanes on the South 200th Street on-ramp to southbound I-5.
Work schedule:

  • No lane or ramp closures are scheduled.

Maintenance

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 151.28-172
Contact: DiAngelea Millar, Communications, 206-440-4457
Description: WSDOT contractor crews are installing a ramp meter and restriping the lanes on the South 200th Street on-ramp to southbound I-5.
Work schedule:

  • No lane or ramp closures are scheduled.

MLK Jr Way to NE Ravenna Br Pavement Repair - #8952

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 157.44 - 170.28
Contact: Shawn Wendt, Project Engineer, 425-225-8726
Description: WSDOT contractor crews are replacing expansion joints and concrete pavement on northbound I-5 between MLK Junior Way South/SR 900 in Tukwila and Northeast Ravenna Boulevard in Seattle.
Project webpage
Work schedule:

  • No lane or ramp closures are scheduled.

Sound Transit's East Link Extension - E130, E320

Highway: I-5    RegionNorthwest    County: King    Location: Milepost(s) 164.00
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

  • No lane or ramp closures scheduled. 

Express Lanes Entrances Electronic Sign Replacement - #9272

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 165.39 - 172.61
Contact: Shawn Wendt, Project Engineer, 425-225-8726
Description: WSDOT contractor crews are replacing the sign structures and brackets, along with the electrical and fiber optic systems at seven entrances to the I-5 express lanes. A few of the sign structures will also be redesigned to create a better viewing angle.
Project webpage
Work schedule:

  • No lane or ramp closures are scheduled.

Sound Transit's Maple Leaf Portal (Northgate Station N160)

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 170.78 - 172.53
Contact: Mark Sawyer, Project Engineer, 425-225-8799
Description: Sound Transit crews are constructing The Northgate Link Extension, which adds three new stations in Seattle, two underground (U District and Roosevelt stations) and an elevated station at Northgate.
Project webpage
Work schedule:

  • No lane or ramp closures scheduled. 

Sound Transit's Lynnwood Link Extension - L200

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 172.77 - 177.76
Contact: Kurt Workman, Sound Transit, 206-370-5664
Description: Sound Transit crews are constructing the Lynnwood Link light rail extension from Northgate Transit Center to Northeast 200th Street.
Project webpage
Work schedule:

  • On-going until further notice - The northbound I-5 transit ramp to to Northeast 163rd (North Base) is closed around-the-clock.
  • Monday, July 6 to the morning of Wednesday, July 8 – The Northgate Way on-ramp to northbound I-5 will close from 11 p.m. to 5 a.m.
  • Wednesday, July 8 to the morning of Friday, July 10 – The northbound I-5 off-ramp to 145th Street will close from 11 p.m. to 5 a.m.
  • Sunday, July 12 to the morning of Friday, July 17 – The NE 107th Avenue on-ramp to northbound I-5 will close from 11 p.m. to 5 a.m. nightly.

Sound Transit's Lynnwood Link Extension - L300

Highway: I-5    Region: Northwest    County: Snohomish/King    Location: Milepost(s) 177.76 - 180.65
ContactKurt Workman, Sound Transit, 206-370-5664
Description: Sound Transit crews are constructing the Lynnwood Link light rail extension from Northeast 200th Street to Lynnwood Transit Station.
Project webpage
Work schedule: . 

  • Sunday, June 28, to the morning of Thursday, July 2 - The northbound I-5 off-ramp to eastbound SR 104 will close  8 p.m. to 5 a.m. nightly. 
  • Sunday, June 28, to the morning of Thursday, July 2 - The westbound SR 104 ramp to northbound I-5 will close from 9 p.m. to 4 a.m. nightly. 
  • Sunday, June 28, to the morning of Thursday, July 2 - The northbound I-5 off-ramp to westbound SR 104 will close from 9 p.m. to 4 a.m. nightly. 
  • Tuesday, June 30, to the morning of Thursday, July 2 - The 220th Street Southwest on-ramp to southbound I-5 from 9 p.m to 4:30 a.m. 
  • Tuesday, June 30, to the morning of Wednesday, July 1 - The two right lanes of southbound I-5 between 220th Street Southwest and 228th Street will be closed from 10 p.m. to 5 a.m. 

Snohomish County

Sound Transit's Lynnwood Link Extension - L300

Highway: I-5    Region: Northwest    County: Snohomish/King    Location: Milepost(s) 177.76 - 180.65
ContactKurt Workman, Sound Transit, 206-370-5664
Description: Sound Transit crews are constructing the Lynnwood Link light rail extension from Northeast 200th Street to Lynnwood Transit Station.
Project webpage
Work schedule:

  • Sunday, June 28, to the morning of Thursday, July 2 - The northbound I-5 off-ramp to eastbound SR 104 will close  8 p.m. to 5 a.m. nightly. 
  • Sunday, June 28, to the morning of Thursday, July 2 - The westbound SR 104 ramp to northbound I-5 will close from 9 p.m. to 4 a.m. nightly. 
  • Sunday, June 28, to the morning of Thursday, July 2 - The northbound I-5 off-ramp to westbound SR 104 will close from 9 p.m. to 4 a.m. nightly. 
  • Tuesday, June 30, to the morning of Thursday, July 2 - The 220th Street Southwest on-ramp to southbound I-5 from 9 p.m to 4:30 a.m. 
  • Tuesday, June 30, to the morning of Wednesday, July 1 - The two right lanes of southbound I-5 between 220th Street Southwest and 228th Street will be closed from 10 p.m. to 5 a.m. 
  • Tuesday, July 7, to the morning of Wednesday, July 8 - The two right lanes of southbound I-5 between 220th Street Southwest and 228th Street will be closed from 10 p.m. to 4:30 a.m. 
  • Thursday, July 9, to the morning of Saturday, July 11 - The two right lanes of southbound I-5 between 220th Street Southwest and 228th Street will be closed from 10 p.m. to 4:30 a.m. nightly.
  • Tuesday, July 7, to the morning of Wednesday, July 8 -The 220th Street Southwest on-ramp to southbound I-5 from 9 p.m to 4:30 a.m. 
  • Thursday, July 9, to the morning of Saturday, July 11 - The 220th Street Southwest on-ramp to southbound I-5 from 9 p.m to 4:30 a.m. nightly. 

SR 104 VIC to 164th ST SW I/C paving & EX Joint & ADA - #9330

Highway: I-5    Region: Northwest    County: Snohomish    Location: Milepost(s) 177.72 - 184.36
Contact: Shawn Wendt, Project Engineer, 425-225-8726
Description: WSDOT contractor crews will grind and repave 2.2 miles of northbound I-5 between SR 104 in Mountlake Terrace and 164th Street Southwest in Lynnwood. They will also resurface the collector-distributor lanes on both directions of I-5 at SR 104 and 164th Street Southwest, along with most of the I-5 on- and off-ramps in this area. Project webpage.
Work schedule:

  • No lane or ramp closures scheduled.

Permitted Work

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 178.00
Contact: Joseph Calabro, Communications, 206-440-4452
Description: New striping at the off-ramp. 
Work schedule:

  • Thursday, June 25, to the morning of Friday, June 26 - The northbound I-5 off-ramp to 236th Street Southwest will close with a signed detour to 220th from 9 p.m. to 5 a.m. 

SB 236th St SW to 44th Ave W Peak Transit Shoulder Use - #9277

Highway: I-5    Region: Northwest    County: Snohomish    Location: Milepost(s) 178.28 - 180.65
Contact: Mark Sawyer, Project Engineer, 425-225-8799
Description: WSDOT contractor crews are adding a bus shoulder lane on southbound I-5 between the Lynnwood Park & Ride and the Mountlake Terrace transit stop. Community Transit and Sound Transit buses will be the primary users of this new lane.
Work schedule:

  • No lane or ramp closures are scheduled.

Mountlake Terrace Main Street Project

Highway: I-5    Region: Northwest    County: Snohomish    Location: Milepost(s) 178.28 
Contact: MLT Community and Economic Development, 425-744-6207
Description: The Main Street Project calls for the design, preliminary engineering, and eventual re-construction of key roadway and utility infrastructure in the Town Center area of Mountlake Terrace. Project webpage 
Work schedule:

  • Tuesday, April 28, to the morning of Friday, May 1 - A signed detour will be in place at the end of the northbound I-5 ramp to 236th Street Southwest from 7 a.m. Tuesday to 10 a.m. Friday.  

Maintenance

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 180.77
Contact: Joseph Calabro, Communications, 206-440-4452
Description: WSDOT maintenance crews will repair guardrail. 
Work schedule:

  • Monday, May 18 - The right lane of northbound I-5 at 44th Avenue West will close from 8 a.m. to 3 p.m. 

Et Al 5th Ave Vic to I-5 Paving, ADA Compliance & Expansion Joints - #9053

Highway: I-5    Region: Northwest   County: Snohomish    Location: Milepost(s) 189.35
Contact: Shawn Wendt, Project Engineer, 425-225-8726
Description: WSDOT contractor crews are grinding and repaving SR 526/Boeing Freeway in Everett from west of Evergreen Way to Southeast Everett Mall Way.
Project webpage
Work schedule:

  • No lane or ramp closures are scheduled.

Water Utility Work

Highway: I-5    Region: Northwest    County: Snohomish    Location: Milepost(s) 194.81
Contact: Joseph Calabro, communications, 206-440-4452
Description: WSDOT maintenance crews are assisting City of Everett water utility crews. 
Work schedule:

  • No lane or ramp closures are scheduled.

Ebey Slough Bridge to SR 531 Interchange Paving & ADA Compliance - #9028

Highway: I-5    RegionNorthwest    County: Snohomish    Location: Milepost(s) 198.50 - 200.50
Contact: Mark Sawyer, Project Engineer, 425-225-8799
Description: WSDOT contractor crews are repaving an 8-mile stretch of southbound I-5 between SR 531 and SR 529, and about 7-miles of northbound I-5 between SR 529 and 136th Street Northeast in Marysville.
Project webpage
Work schedule:

  • Monday, July 6, to the morning of Tuesday, July 7 - The 88th Street on-ramp to northbound I-5 will close from 9 p.m. to 7 a.m. 
  • Tuesday, July 7, to the morning of Wednesday, July 8 - The 4th Street on-ramp to northbound I-5 will close from 11 p.m. to 6:30 a.m.

116th St NE Interchange - Tulalip Tribes Lead

Highway: I-5    RegionNorthwest    County: Snohomish    Location: Milepost(s) 202.20 - 202.70
Contact: Mark Sawyer, Project Engineer, 425-225-8799
Description: Tulalip Tribes contractor crews are reconstructing the I-5/116th Street Northeast interchange in Marysville.
Project webpage
Work schedule:

  • No lane or ramp closures scheduled.

Stillaguamish River Br to Hill Ditch Br Paving & ADA Compliance - #9231

Highway: I-5    Region: Northwest    County: Snohomish/Skagit    Location: Milepost(s) 209.09 - 219.82
Contact: Shane Spahr, Project Engineer, 360-848-7103
Description: WSDOT contractor crews are repairing 10 miles of concrete on I-5 between Arlington and Conway.
Project webpage
Work schedule:

  • Thursday, July 9, to the morning of Friday, July 10 - The southbound I-5 on- and off-ramps in Stanwood will close from 8 p.m. to 5 a.m. nightly. 
  • Tuesday, July 7, to the morning of Thursday, July 9 - A single lane of southbound I-5 at the 236th Street ramps will close from 8 p.m. to 5 a.m. nightly. 
  • Thursday, July 9, to the morning of Friday, July 10 - Up to two lanes of northbound I-5 at SR 532 will close from 8 p.m. to 5 a.m. 
  • Tuesday, July 7, to the morning of Thursday, July 9 - Up to two lanes of northbound I-5 at 236th Street will close from 8 p.m. to 5 a.m. nightly. 

Skagit County

Stillaguamish River Br to Hill Ditch Br Paving & ADA Compliance - #9231

Highway: I-5    Region: Northwest    County: Snohomish/Skagit    Location: Milepost(s) 209.09 - 219.82
Contact: Shane Spahr, Project Engineer, 360-848-7103
Description: WSDOT contractor crews are repairing 10 miles of concrete on I-5 between Arlington and Conway.
Project webpage
Work schedule:

  • No lane or ramp closures are scheduled.

Highway Widening - Mount Vernon

Highway: I-5    Region: Northwest    County: Skagit    Location: Milepost(s) 227.00
Contact: Joseph Calabro, communications, 206-440-4452
Description: City of Mount Vernon contractor crews will do work associated with its SR 538/College Way widening project.
Work schedule:

  • No lane or ramp closures are scheduled.

Tree Debris Removal

Highway: I-5    Region: Northwest    County: Skagit    Location: Milepost(s) 235.30
Contact: Joseph Calabro, communications, 206-440-4452
Description: WSDOT maintenance crews will remove and chip tree debris along I-5.
Work schedule:

  • Tuesday, June 9 - The left lane of northbound I-5 south of Bow Hill Road will close from 8 a.m. to 1 p.m. 

Whatcom County

I-5 Bow Hill - SB Weigh Station Preservation - #9473

Highway: I-5    Region: Northwest    County: Whatcom    Location: Milepost(s) 234.65 - 235.65
Contact: Melissa Ambler, Project Engineer, 360-788-7406
Description: Contractor crews will rehabilitate the southbound I-5 Bow Hill Weigh Station just north of Burlington.
Work schedule:

  • June 8 to June 18 - The southbound I-5 Bow Hill weigh station will close around-the-clock. 

Maintenance

Highway: I-5    Region: Northwest    County: Whatcom    Location: Milepost(s) 258.00
Contact: Joseph Calabro, communications, 206-440-4452
Description: Crews are repaving the Bakerview ramps. 
Work schedule:

  • Monday, July 6 - The Bakerview on-ramp to southbound I-5 will close from 7 a.m. to 3 p.m. 

I-5 & SR 548 - Tributaries to California Creek - Fish Passage - #9368 

Highway: I-5    Region: Northwest    County: Whatcom    Location: Milepost(s) 268.30 - 270.25
Contact: Mikkel Lamay, Project Engineer, 360-757-5856
Description: Contractor crews will replace culverts in two different waterways leading to California Creek in Whatcom County.
Work schedule:

  • Until further notice - Daily weekday single lane closures on each direction of I-5 between the Custer Rest Area and Birch Bay Lynden Road.