Snohomish County construction

Last Update: 2 p.m. Friday, Sept. 21

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: 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: 

  • The closure of westbound US 2 scheduled for Sept. 21-24 is postponed due to inclement weather in the forecast. The closure is rescheduled for 7 p.m. Friday, Sept. 28 to 4 a.m. Monday, Oct. 1

SR 9

136th St SE Vic to SR 96 Vic Channelization - #9194

Highway: SR 9    Region: Northwest    County: Snohomish    Location: Milepost(s) 6.65 - 6.96
Contact: Dave Lindberg, Project Engineer, 425-225-8725
Description: WSDOT contractor crews are adding a second northbound lane between 136th Street Southeast and SR 96.
Project webpage
Work schedule:

  • No lane or ramp closures are scheduled.

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:

  • No lane or ramp closures are scheduled.

SR 92

147th Ave NE to Quarry Rd Intersection Improvements & Paving - #9195

Highway: SR 92    Region: Northwest    County: Snohomish    Location: Milepost(s) 3.95 - 7.15
ContactMark Sawyer, Project Engineer, 425-225-8799
Description: WSDOT contractor crews are repairing three miles of asphalt between 147th Avenue Northeast and Quarry Road.
Project webpage
Work schedule:

  • No lane or ramp closures are scheduled.

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 building a new 60-foot buried bridge on SR 92 at North Machias Road.
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: Ally Barrera, Communications, 206-440-4457
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: Dave Lindberg, Project Engineer, 425-225-8725
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: 

  • The closure of the westbound SR 204 ramp to westbound US 2 scheduled for Sept. 21-24 is postponed due to inclement weather in the forecast. The closure is rescheduled for 7 p.m. Friday, Sept. 28 to 4 a.m. Monday, Oct. 1

SR 522

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: Dave Lindberg, Project Engineer, 425-225-8725
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:

  • Saturday, Sept. 29, to the morning of Sunday, Sept. 30 - Traffic will alternate on SR 522 between Paradise Lake Road and Fales Road from 10:30 p.m. to 8 a.m.

Elliott Road Vic Sandfilter - #9156

Highway: SR 522    Region: Northwest    County: Snohomish    Location: Milepost(s) 20.30 - 20.40
Contact: Dave Lindberg, Project Engineer, 425-225-8725
Description: WSDOT contractor crews are replacing the existing sand filter treatment and drainage structures.
Work schedule:

  • No lane or ramp closures are scheduled.

SR 522 maintenance at the I-405 interchange 

Highway: SR 522    Region: Northwest    County: Snohomish    Location: Milepost(s) 10.19-12.06
Contact: Kris Browne, communications, 206-440-4453
Description: WSDOT maintenance crews will be working on lighting on the SR 522 flyover ramp to southbound I-405.
Work schedule:

  • Saturday, Sept. 22, to the morning of Sunday, Sept. 23 - The right lane of the SR 522 flyover ramp to southbound I-405 will be closed from 10 p.m. to 8 a.m. 

SR 524

Locust & Larch Way Intersection Improvements - #9233

Highway: SR 524    Region: Northwest    County: Snohomish    Location: Milepost(s) 6.61 - 6.94
ContactMark Sawyer, Project Engineer, 425-225-8799
Description: WSDOT contractor crews are building two single-lane roundabouts on SR 524/Filbert Road at the Locust & Larch Way intersections.
Project webpage
Work schedule:

  • **High Impact** Friday, Sept. 21, to the morning of Monday, Sept. 24 - All lanes of SR 524/Filbert Road between Cypress Way and Damson Road will be closed from 8 p.m. Friday to 6 a.m. Monday. A signed detour will be in place. This work is weather dependent.
  • **High Impact** Friday, Sept. 28, to the morning of Monday, Oct. 1 - All lanes of SR 524/Filbert Road between Cypress Way and Damson Road will be closed from 8 p.m. Friday to 6 a.m. Monday. A signed detour will be in place. This work is weather dependent.

Great Dane Creek Fish Passage - #9251

Highway: SR 524    Region: Northwest    County: Snohomish    Location: Milepost(s) 12.42 - 12.50
Contact: Dave Lindberg, Project Engineer, 425-225-8725
Description: WSDOT contractor crews are replacing a box culvert under SR 524 in Maltby.
Project webpage
Work schedule:

  • No lane or ramp closures are scheduled.

SR 525

SB Alderwood Mall Pkwy Intersection Improvements - #9017

Highway: SR 525    Region: Northwest    County: Snohomish    Location: Milepost(s) 0.55 - 0.68
Contact: Dave Lindberg, Project Engineer, 425-225-8725
Description: WSDOT contractor crews are installing a traffic signal at the intersection where the southbound SR 525 off-ramp meets Alderwood Mall Parkway in Lynnwood.
Project webpage
Work schedule:

  • No lane or ramp 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: Dave Lindberg, Project Engineer, 425-225-8725
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: Ally Barrera, Communications, 206-440-4457
Description: Community Transit construction crews are making improvements for the SWIFT Green Line in the Everett/Mill Creek area.
Project webpage
Work schedule: `

  • Friday, Sept. 21 - The right lane of southbound SR 527 between 151st Street Southeast and 156th Street Southeast will be closed from 7 a.m. to 3 p.m.
  • Friday, Sept. 21 - The right lane of southbound SR 527 between 192nd Street Southeast and 201st Place Southeast will be closed from 7 a.m. to 3 p.m. 
  • Friday, Sept. 21 - the right lane of northbound SR 527 between 217th Place Southeast and Canyon Park will be closed from 7 a.m. to 3 p.m.
  • Friday, Sept. 21, to the morning of Sunday, Sept. 23 - Two lanes of southbound SR 527 between 192nd Street Southeast and 201st Place Southeast will be closed from 11 p.m. to 10 a.m. nightly.
  • Friday, Sept. 21, to the morning of Sunday, Sept. 23 - Two lanes of northbound SR 527 between 217th Place Southeast and Canyon Park will be closed from 11 p.m. to 10 a.m.
  • Saturday, Sept. 22, to the morning of Sunday, Sept. 23 - A single lane of southbound SR 527 between 192nd Street Southeast and 201st Place Southeast will be closed from 10 a.m. to 2 a.m.
  • Saturday, Sept. 22, to the morning of Sunday, Sept. 23 - A single lane of northbound SR 527 between 217th Place Southeast and Canyon Park will be closed from 10 a.m. to 2 a.m.
  • Sunday, Sept. 23 - Two lanes of southbound SR 527 between 192nd Street Southeast and 201st Place Southeast will be closed from 2 a.m. to 9 a.m.
  • Sunday, Sept. 23 - Two lanes of northbound SR 527 between 217th Place Southeast and Canyon Park will be closed from 2 a.m. to 9 a.m.
  • Sunday, Sept. 23, to the morning of Friday, Sept. 28 - The right lane of northbound SR 527 between 151st Street Southeast and 156th Street Southeast will be closed from 7 p.m. to 5 a.m. nightly.
  • Sunday, Sept. 23, to the morning of Friday, Sept. 28 - The right lane of southbound SR 527 between 161st Street Southeast and Seattle Hill Road will be closed from 9 p.m. to 5 a.m. nightly.
  • Sunday, Sept. 23, to the morning of Friday, Sept. 28 - A single lane of northbound SR 527 between 217th Place Southeast and Canyon Park will be closed from 7 p.m. to 5 a.m. nightly.
  • Monday, Sept. 24, to the afternoon of Friday, Sept. 28 - The right lane of southbound SR 527 between 151st Street Southeast and 156th Street Southeast will be closed from 7 a.m. to 3 p.m. daily.
  • Monday, Sept. 24, to the afternoon of Friday, Sept. 28 - The right lane of southbound SR 527 between 192nd Street Southeast and 201st Place Southeast will be closed from 7 a.m. to 3 p.m. daily. 
  • Monday, Sept. 24, to the afternoon of Friday, Sept. 28 - The right lane of northbound SR 527 between 217th Place Southeast and Canyon Park will be closed from 7 a.m. to 3 p.m. daily.

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

NB Steamboat Slough Bridge Painting - #9043

Highway: SR 529    Region: Northwest    County: Snohomish    Location: Milepost(s) 5.42 - 5.71
Contact: Mark Sawyer, Project Engineer, 425-225-8799
Description: WSDOT contractor crews are cleaning and painting the northbound SR 529 Steamboat Slough Bridge between Everett and Marysville.
Project webpage
Work schedule:

  • No lane or ramp closures are scheduled.

SR 530

I-5 Interchange to SR 9 Paving & ADA Compliance - #9179

Highway: SR 530    Region: Northwest    County: Snohomish    Location: Milepost(s) 17.06 - 20.79
Contact: Shane Spahr, Project Engineer, 360-848-7103
Description: WSDOT contractor crews are repaving both directions of SR 530 between I-5 and SR 9.
Project webpage
Work schedule:

  • No lane or ramp closures are scheduled.

Mt. Baker Area BST - #9193

Highway: SR 530    Region: Northwest    County: Snohomish    Location: Milepost(s) 21.68 - 32.57
Contact: Shane Spahr, Project Engineer, 360-848-7103
Description: WSDOT contractor crews from Granite Construction are resurfacing nearly 40-miles of roadway on seven different highways in Snohomish, Island, Skagit and Whatcom counties.
Project webpage
Work schedule:

  • Thursday, Sept. 27, to the evening of Friday, Sept. 28 - A single lane in either direction of SR 530 between the Stillaguamish River Bridge and Lake Cavanaugh Road will be closed from 7 a.m. to 6 p.m. daily.

SR 531

Mt. Baker Area BST - #9193

Highway: SR 531    Region: Northwest    County: Snohomish    Location: Milepost(s) 0.00 - 5.10
Contact: Shane Spahr, Project Engineer, 360-848-7103
Description: WSDOT contractor crews from Granite Construction are resurfacing nearly 40-miles of roadway on seven different highways in Snohomish, Island, Skagit and Whatcom counties.
Project webpage
Work schedule:

  • Tuesday, Sept. 25, to the afternoon of Wednesday, Sept. 26 - A single lane in either direction of SR 531 between Lake Goodwin Road and 11th Avenue Northeast will be closed from 9 a.m. to 4 p.m. daily.