Snohomish County construction

Last Update: 9 a.m. Friday, Oct. 11

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

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: 

  • Friday, Oct. 11, to the morning of Tuesday, Oct. 15 - On- and off-ramps at the US 2 and 88th Street interchange close 6 p.m. to 5:30 a.m. nightly. All closures are weather-dependent.
  • Friday, Oct. 11, to the morning of Monday, Oct. 14 - The on- and off-ramps at the US 2 and SR 9 interchange close 7 p.m. to 5 a.m. nightly. All closures are weather-dependent.
  • Friday, October, 11, to the morning of Saturday, Oct. 12 - Pilot car alternates traffic through a single open lane of US 2 near the Pilchuck River bridge 7 p.m. to 4:30 a.m. nightly. All closures are weather-dependent.
  • Saturday, Oct. 12, to the morning of Tuesday, Oct. 15 - The US 2 and SR 9 interchange will be limited to one-way traffic 8 p.m. to 5 a.m. nightly. All closures are weather-dependent.
  • Sunday, Oct. 13, to the morning of Monday, Oct. 14 - Pilot car alternates traffic through a single open lane of US 2 near the Pilchuck River bridge 7 p.m. to 4:30 a.m. nightly. All closures are weather-dependent.
  • Monday, Oct. 14, to the morning of Tuesday, Oct. 15 - Single lane closure at 179th from 9 p.m. to 4:30 a.m. All closures are weather-dependent.
  • Monday, Oct. 14, to the morning of Tuesday, Oct. 15 - Single lane closure at Roosevelt Road from 7 p.m. to 6:30 a.m. All closures are weather-dependent.
  • Wednesday, Oct. 16, to the morning of Friday, Oct. 18 - Single lane closure at 179th from 9 p.m. to 4:30 a.m. daily. All closures are weather-dependent.
  • Wednesday, Oct. 16, to the morning of Friday, Oct. 18 - Single lane closure at  Roosevelt Road from 7 p.m. to 6:30 a.m. daily. All closures are weather-dependent.
  • Thursday, Oct. 17, to the morning of Monday, Oct. 21 - On- and off-ramps at the US 2 and 88th Street interchange close 6 p.m. to 5:30 a.m. nightly. All closures are weather-dependent.
  • Thursday, Oct. 17, to the morning of Monday, Oct. 21 - The on- and off-ramps at the US 2 and SR 9 interchange close 7 p.m. to 5 a.m. nightly. All closures are weather-dependent.

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:

  • Thursday, Oct. 17 - daytime lane reductions from 5 a.m. to 5 p.m. daily.

SR 9

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:

  • Work suspended until spring 2020.

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:

  • No lane or ramp closures are scheduled.

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: 

  • Sunday, Oct. 13, to the morning of Friday, Oct. 18 - Single lane reduction on eastbound 128th Street Southwest between 4th Avenue Southeast and I-5 from 8 p.m. to 5 a.m. daily.

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 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:

  • No lane or ramp closures are scheduled.

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

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 529

    Steamboat Slough - Mitigation Site - #9435

    Highway: SR 529  Region: Northwest    County: Snohomish    Location: Milepost(s) 5.59 - 6.12
    Contact: Ed Kane, Project Engineer, 425-225-8743
    Description: WSDOT contractor crews restoring nearly 11 acres of estuarine habitat.
    Project webpage
    Work schedule:

    • Friday, Oct. 11 to Saturday, Oct. 12 - Around-the-clock shoulder closures on northbound and southbound SR 529.

    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:

    • No lane or ramp closures are scheduled.