Snohomish County construction

Last Update: 6 p.m. Monday, July 15

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

If a highway is not listed below, there are no scheduled lane closures at this time, although emergency lane closures may still occur.

US 2

I-5 Interchange to Bickford Avenue Paving - #9183

Highway: US 2    Region: Northwest    County: Snohomish    Location: Milepost(s) 0.02 - 3.80
Contact: Mark Sawyer, Project Engineer, 425-225-8799
Description: The remaining repaving work on westbound US 2 between Bickford Avenue and I-5 is postponed to spring 2019. During fall 2018, WSDOT contractor crews will perform expansion joint repair work and place permanent striping on repaved portions of the highway.
Project webpage
Work schedule: 

  • High Impact: 7 p.m. Friday, Aug. 2, to 4 a.m. Monday, Aug. 5 - Full roadway closure of all lanes of westbound US 2 between SR 9 and I-5, weather-dependent. A signed detour will be in place.
    • The following ramps will also close: 
      • Westbound SR 204 on-ramp to westbound US 2.
      • 20th Street Southeast on-ramp to westbound US 2 at SR 204.
      • 20th Street Southeast on-ramp to westbound US 2 at 50th Avenue.
      • SR 9 on-ramp to westbound US 2.
      • Bickford Avenue on-ramp to US 2.

Bickford Ave to Gold Bar - Paving & Joints & Improvements & ADA - #9363

Highway: US 2    Region: Northwest    County: Snohomish    Location: Milepost(s) 3.85 - 28.99
Contact: Mark Sawyer, Project Engineer, 425-225-8799
Description: WSDOT contractor crews are repaving nearly 12 miles of US 2, installing medians, replacing bridge expansion joints and making other improvements from Snohomish to Gold Bar.
Project webpage
Work schedule: 

  • Monday, July 8, to the morning of Wednesday, July 10 - A single lane of each direction of US 2 between 245th Avenue Southeast and Fern Bluff Road will close from 7 p.m. to 5 a.m. nightly.
  • Wednesday, July 10, to the morning of Friday, July 12 - A single lane of each direction of US 2 between Bickford Avenue and Fryelands Boulevard will close from 7 p.m. to 4:30 a.m. nightly.
  • Wednesday, July 10, to the morning of Thursday, July 11 - The eastbound US 2 off-ramp to 88th Street will close from 6 p.m. to 5:30 a.m.
  • Wednesday, July 10, to the morning of Thursday, July 11 - The 88th Street on-ramp to eastbound US 2 will close from 6 p.m. to 5:30 a.m.
  • Thursday, July 11, to morning of Friday, July 12 - The westbound US 2 off-ramp to 88th Street will close from 6 p.m. to 5:30 a.m.
  • Wednesday, July 10, to the morning of Thursday, July 11 - The 88th Street on-ramp to westbound US 2 will close from 6 p.m. to 5:30 a.m.

Mount Index River Road to Eagle Falls Resurfacing - #9372

Highway: US 2    Region: Northwest    County: Whatcom    Location: Milepost(s) 35.16 - 38.97
Contact: Gabe Ng, Project Engineer, 360-788-7403
Description: In 2019, WSDOT contractor crews will resurface nearly four miles of US 2 between Mount Index Road near Index and Eagle Falls west of Halford. Travelers should expect 20-45 minute delays behind this work zone, which requires daytime closures and warm and dry temperatures.
Project webpage
Work schedule:

  • No lane closures are scheduled.

SR 9

SR 204 Intersection Improvements - Stage 1 - #9374

Highway: SR 9    Region: Northwest    County: Snohomish    Location: Milepost(s) 15.76
ContactMark Sawyer, Project Engineer, 425-225-8799
Description: WSDOT contractor crews are making the first in a series of improvements to the intersection of SR 9 and SR 204 in Lake Stevens, beginning with the addition of a southbound lane on SR 9. 
Project webpage
Work schedule:

  • Monday, July 15, to the morning of Friday, July 19 - Flaggers will alternate traffic on SR 9 between 4th Street Southeast and Market Street from 8 p.m. to 5:30 a.m. nightly. 

108th St NE Intersection Improvements - #9195

Highway: SR 9    Region: Northwest    County: Snohomish    Location: Milepost(s) 21.77 - 22.03
ContactMark Sawyer, Project Engineer, 425-225-8799
Description: WSDOT contractor crews are building a single-lane roundabout at the intersection of SR 9 and 108th Street Northeast in Marysville.
Project webpage
Work schedule:

  • Construction will resume summer 2019.

SR 92

Little Pilchuck Creek Fish Passage - #9186

Highway: SR 92    Region: Northwest    County: Snohomish    Location: Milepost(s) 2.63 - 2.83
Contact: Mark Sawyer, Project Engineer, 425-225-8799
Description: WSDOT contractor crews are repairing damaged pavement on North Machias Road just south of the intersection with SR 92. 
Project webpage
Work schedule:

  • High Impact: Tuesday, July 9 - A single lane of SR 92 between 44th Street Northeast and North Machias Road will close from 8:30 a.m. to 11 p.m. A flagger will alternate traffic through the open lane.

SR 96

Everett Community Transit SWIFT Project

Highway: SR 96    Region: Northwest    County: Snohomish    Location: Milepost(s) 0.00 - 0.70
Contact: Martin Munguia, Community Transit, 425-348-2348
Description: Community Transit construction crews are making improvements for the SWIFT Green Line in the Everett/Mill Creek area.
Project webpage
Work schedule: 

  • No lane or ramp closures are scheduled.

I-5 Interchange Vic to SR 9 Vic Paving & ADA Compliance - #9198

Highway: SR 96    Region: Northwest    County: Snohomish    Location: Milepost(s) 0.07 - 6.69
Contact: Ed Kane, Project Engineer, 425-225-8743
Description: WSDOT contractor crews are repaving both directions of SR 96 between I-5 and SR 9, including the I-5 off- and on-ramps. A median-curb is also being installed at 12th Drive Southeast.
Project webpage
Work schedule: 

  • No lane or ramp closures are scheduled.

SR 204

I-5 Interchange to Bickford Avenue Paving - #9183

Highway: SR 204    Region: Northwest    County: Snohomish    Location: Milepost(s) 0.00
Contact: Mark Sawyer, Project Engineer, 425-225-8799
Description: WSDOT contractor crews are repaving three miles of westbound US 2 between Bickford Avenue and I-5, and resurfacing eastbound US 2 between the US 2/SR 204 interchange and Bickford Avenue.
Project webpage
Work schedule: 

  • High Impact: Friday 7 p.m. Friday, July 12, to 4 a.m. Monday, July 15 - The westbound SR 204 on-ramp to westbound US 2 will close, weather-dependent. A signed detour will be in place.

SR 522

N. Creek Bridge to SR 9 Vic Paving - #9378 

Highway: SR 522    Region: Northwest    County: King/Snohomish    Location: Milepost(s) 10.19 - 14.00
Contact: Ed Kane, Project Engineer, 425-225-8743
Description: WSDOT contractor crews are grinding and repaving SR 522 between the North Creek Bridge and SR 9. They’ll also repave some SR 522 on- and off-ramps in the area. 
Project webpage
Work schedule:

  • Monday, July 15, to the morning of Friday, July 19 - A single lane in each direction of SR 522 between Kaysner Way and SR 9 will close from 7:30 p.m. to 6:30 a.m. nightly. This work is weather-dependent.
  • Monday, July 15, to the morning of Wednesday, July 17 - The SR 9 ramp to westbound SR 522 will close from 9 p.m. to 4:30 a.m. nightly (Non-concurrent with below). This work is weather-dependent.
  • Monday, July 15, to the morning of Wednesday, July 17 - The westbound SR 522 ramp to SR 9 will close from 8 p.m. to 6 a.m. nightly. This work is weather-dependent.
  • Tuesday, July 16, to the morning of Thursday, July 18 - The eastbound SR 522 ramp to southbound I-405 will close from 9 p.m. to 5 a.m. nightly (Non-concurrent with below). This work is weather-dependent.
  • Tuesday, July 16, to the morning of Thursday, July 18 - The eastbound SR 522 ramp to northbound I-405 will close from 8 p.m. to 6 a.m. nightly. This work is weather-dependent.

SR 9 to Snohomish River Paving, Bridge Deck & Rumble Strips - #9227

Highway: SR 522    Region: Northwest    County: Snohomish    Location: Milepost(s) 14.29 - 20.83
Contact: Ed Kane, Project Engineer, 425-225-8743
Description: WSDOT contractor crews are grinding and repaving both directions of SR 522 between SR 9 and Echo Lake Road, installing shoulder rumble strips on SR 522 between Paradise Lake Road and Fales Road and repaving the eastbound SR 522 Snohomish River Bridge.
Project webpage
Work schedule:

  • No lane or ramp closures are scheduled.

Elliott Road Vic Sandfilter - #9156

Highway: SR 522    Region: Northwest    County: Snohomish    Location: Milepost(s) 20.30 - 20.40
Contact: Ed Kane, Project Engineer, 425-225-8743
Description: WSDOT contractor crews are replacing the existing sand filter treatment and drainage structures.
Work schedule:

  • No lane or ramp closures are scheduled.

SR 525

  • No lane closures are scheduled.

SR 526

SR526 - SR525 to Boeing Access & SR525 Spur - #9329

Highway: SR 526 - SR 525    Region: Northwest    County: Snohomish    Location: SR 526 Milepost(s) 0.01 - 0.75, SR 525 Milepost(s) 5.62 - 6.45
Contact: Mark Sawyer, Project Engineer, 425-225-8799
Description: Contractor crews will repave the State Route 525 Spur (Paine Field Boulevard) from where it splits with SR 525 (Mukilteo Speedway) to just west of Boeing Access Road. This project will also repave SR 526 (84th Street Southwest) from Paine Field Boulevard to Mukilteo Speedway. Westbound 84th Street Southwest will be reduced from two lanes to one. Bike lanes will be added in both directions on 84th Street Southwest.
Work schedule:

  • Thursday, July 11, to the morning Friday, July 12 - Eastbound 84th Street between Mukilteo Speedway and Paine Field Boulevard will close from 8 p.m. to 7 a.m.
  • Saturday, July 13, to the morning of Sunday, July 14 - Eastbound 84th Street between Mukilteo Speedway and Paine Field Boulevard will close from 8 p.m. to 7 a.m.
  • Monday, July 15, to the morning of Tuesday, July 16 - Eastbound 84th Street between Mukilteo Speedway and Paine Field Boulevard will close from 8 p.m. to 7 a.m. 
  • Wednesday, July 17, to the morning of Thursday, July 18 - Eastbound 84th Street between Mukilteo Speedway and Paine Field Boulevard will close from 8 p.m. to 7 a.m.

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

Highway: SR 526    Region: Northwest    County: Snohomish    Location: Milepost(s) 2.93 - 4.45
Contact: Ed Kane, Project Engineer, 425-225-8743
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.

    SR 527

    Everett Community Transit SWIFT Project

    Highway: SR 527    Region: Northwest    County: Snohomish    Location: Milepost(s) 6.62 - 8.13
    Contact: Todd Jacobs, Community Transit
    Description: Community Transit construction crews are making improvements for the SWIFT Green Line in the Everett/Mill Creek area.
    Project webpage
    Work schedule: ​

    • No lane closures are scheduled.

    SR 528

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

    Highway: SR 528    Region: Northwest    County: Snohomish    Location: Milepost(s) 0.00
    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. Crews will also be working on SR 528 ramps.
    Project webpage
    Work schedule:

    • No lane or ramp closures are scheduled.

    SR 530

    Trafton Creek and Schoolyard Creek Fish Passage - #9143

    Highway: SR 530    Region: Northwest    County: Skagit   Location: Milepost(s) 24.40 - 26.25
    Contact: Mikkel Lamay, Project Engineer, 360-757-5856
    Description: In 2019, WSDOT contractor crews from Kiewit will replace a culvert at Schoolyard Creek, which runs under State Route 530, between Arlington and Darrington, in Snohomish County with a larger fish culvert to improve fish passage.
    Project webpage
    Work schedule:

    • Thursday, July 11 - A single lane of SR 530 between 127th Avenue Northeast and 139th Avenue Northeast will close from 6 a.m. to 6 p.m. A flagger will alternate traffic through the open lane.