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Learn about current transportation network improvement and preservation activities throughout the state.
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299 results
Project
SR 522/Thornton Creek Fish Passage
Timeline: 2023-2026
Reconnecting waterways where roads act as barriers is a priority for the state. In western Washington, this means building hundreds of fish-passable structures under state highways to create habitat that is essential for meeting fish recovery goals.
A culvert below State Route 522…
A culvert below State Route 522…
Project
SR 524/Scriber Creek Fish Passage
Timeline: Spring 2023 - Summer 2026
Reconnecting waterways where roads act as barriers is a priority for the state. In western Washington, this means building hundreds of fish passage structures under state highways to create habitat that is essential for meeting fish recovery goals.
A culvert under State Route 524…
A culvert under State Route 524…
Project
SR 525 Pedestrian and Traffic Improvements
Timeline: October 2023 - December 2023
Beginning in October 2023, we will add 4 feet of width to a sidewalk along northbound State Route 525/Mukilteo Speedway in Mukilteo to make it 7.5 feet wide on a bridge over the BNSF railroad tracks. We also will add new ADA-compliant curb ramps and upgrade the railing between Second and First…
Project
SR 525 — Clinton Ferry Terminal Vicinity — Pedestrian Connectivity
Timeline: Spring 2023 - Fall 2023
This connectivity project will improve the pedestrian access route on State Route 525 in Clinton from the Park & Ride at Deer Lake Road (milepost 8.9) to the Washington State Ferries — Clinton Ferry Terminal (milepost 8.5).
Included in this project are improvements to the…
Included in this project are improvements to the…
Project
SR 526 - Airport Road to Casino Road Seismic Retrofit
Timeline: February 2023 to December 2023
Through December 2023, our contractor crews will strengthen four bridges along State Route 526 in Everett so they can better withstand a major earthquake. They will wrap steel “jackets” around the columns that support the bridges to hold the concrete together in an earthquake, reducing the chance…
Project
SR 526 - Corridor Improvements
Timeline: Spring 2017 - Winter 2025
Portions of the State Route 526 corridor will be improved with construction of an eastbound lane between Seaway Boulevard and I-5, improved signal operations at the SR 526/527 intersection and new ramp meters from eastbound SR 526 to northbound I-5.
Project
SR 527 - Penny Creek - Fish Passage
Timeline: Fall 2022 - Fall 2025
As part of WSDOT’s fish passage program, we will build a 26-foot fish-passable structure under SR 527 just south of 164th Street Southeast in Mill Creek. The current 9-foot culvert causes water to flow too fast for fish to continue upstream. The new bridge span will open more than 8 miles of…
Project
SR 529/Snohomish River & Steamboat Slough - Bridge Repair, Rehab & Paint
Timeline: Summer 2023 – Winter 2024
Corrosion from weather is damaging the Snohomish River Bridge and Steamboat Slough Bridge. Beginning in 2023, crews working for WSDOT will rehabilitate the northbound SR 529 Snohomish River Bridge between Everett and Marysville by repairing or replacing steel truss elements, substructure elements,…
Project
SR 530 - 59th Ave NE and 211th Place NE intersection improvements
Timeline: Summer 2021 - Fall 2023
WSDOT will build two compact roundabouts on SR 530 at the intersections of 59th Avenue Northeast and 211th Place Northeast, just west of Arlington. Adding compact roundabouts will reduce the risk of serious collisions at these intersections because drivers will no longer have to make turns across…
Project
SR 530 Montague Creek Bridge to Seeman Street Vic Paving
Timeline: June 2023 - September 2023
This project, located in Snohomish County includes paving along SR 530 between MP 35.37-36.78, 38.20-40.13, 42.53-48.65 as well as on several bridges along SR 530.
The asphalt on this stretch of SR 530 has outlived its anticipated lifespan. Through the years, cracks, ruts and…
The asphalt on this stretch of SR 530 has outlived its anticipated lifespan. Through the years, cracks, ruts and…
Project
SR 531 - 43rd Ave NE to 67th Ave NE - Widening
Timeline: July 2019 - Winter 2026
This section of SR 531 between 43rd Avenue Northeast and 67th Avenue Northeast in Arlington will be widened to add a second lane in each direction. In addition, roundabouts will be added at three intersections to improve safety, travel times and reduce congestion.
Project
SR 534 Unnamed Tributary to Carpenter Creek Fish Passage
Timeline: June 2023 - October 2023
WSDOT will remove the existing 35-foot long, 36 inch in diameter concrete pipe at the State Route 534 Unnamed Tributary to Carpenter Creek fish passage site located at milepost .5 in Conway and replace it with a fish passable structure.
Project
SR 538 - Logan Creek Fish Passage - Complete Spring 2022
Timeline: Summer 2019 - Spring 2022
This project provides for the improvement of Logan Creek fish passage along SR 538 in Mount Vernon located in Skagit County by replacing the existing culvert with a new buried fish passage structure.
Project
SR 539 Duffner Ditch Fish Passage
Timeline: Summer 2023-Winter 2023
This project will replace a fish barrier on State Route 539/Guide Meridian just north of Front Street in Lynden and replace it with a fish passable structure.
Project
SR 542 Squalicum Creek to Bellingham Bay Fish Passage
Timeline: Spring 2023 - Winter 2023
WSDOT will remove the current fish barrier located on State Route 542/Mt. Baker Highway located between Britton Road and Noon Road in Bellingham and replace it with a single-span bridge for an estimated habitat gain of approximately 3 miles.
Project
SR 544 Unnamed Tributary to Fourmile Creek Fish Passage
Timeline: Fall 2021 - Fall 2023
This project will remove the existing barrier where an Unnamed Tributary to Fourmile Creek crosses under State Route 544 just west of Noon Road (milepost 3). This location is about two miles west of Everson and 3.5 miles south of Lynden in Whatcom County.
Project
SR 546 - Kamm Ditch - Fish Passage
Timeline: Spring 2022-Fall 2023
This project will improve the Kamm Ditch fish passage on SR 546 in Whatcom County between milepost 4.13 and milepost 4.27.
Project
SR 546 Pepin Creek and Duffner Ditch Fish Passage - Complete March 2023
Timeline: Summer 2022 - Spring 2023
This project will replace three fish barriers with fish passable structures. Two of the barriers are located along SR 546 (East Badger Road) on either side of Double Ditch Road and the third barrier is located just west of Double Ditch Road near Lynden. This project is located between milepost .1…
Project
SR 6 - Two Tributaries to Chehalis River Fish Passage - Completed August 2022
Timeline: Spring 2020 - Summer 2022
Between summer 2020 through summer 2022, contractor crews working for the Washington State Department of Transportation worked to remove and replace two existing culverts that lead to the Chehalis River located underneath SR 6 near Twin Oaks Road (between mileposts: 46.32 to 46.59) in Lewis County.
Project
SR 7/SR 507 to S of S 38th St - Paving - Complete August 2022
Timeline: Spring 2022 - Summer 2022
This summer, construction crews working for WSDOT repaired and replaced worn sections of asphalt on SR 7. The work zone was broken up into two areas. The first was from the intersection of SR 507 near Joint Base Lewis-McChord, to 169th Street. Crews paved the northbound right lane only. The second…
Project
SR 7/Unnamed Tribs to S Creek - Remove Fish Barriers & Paving
Timeline: Spring 2023 - Fall 2023
This project removed two barriers to fish and repaved a section of Mountain Highway East (SR 7).
Project
SR 8/US 12 to US 101 - Paving - Complete September 2023
Timeline: April 2023 to September 2023
Spring and summer 2023, construction crews working for WSDOT repaired and replaced worn sections of asphalt on eastbound State Route 8 and on SR 108. The work on SR 8 occurred between US 12 in Grays Harbor County and US 101 in Thurston County. Crews also repaved a portion of westbound SR 8 in…
Project
SR 9 - 176th Street SE to SR 96 - Widening
Timeline: 2025 - 2027
To address increased congestion, WSDOT has widened SR 9 from two lanes to four from its southern starting point to Marsh Road, except for a 3-mile section in the middle—from 176th Street Southeast to SR 96—where there is only one northbound lane and two southbound lanes. This project will add a…
Project
SR 9 - SR 204 Intersection Improvements
Timeline: July 2016 - December 2023
WSDOT will improve the intersection of SR 9 and SR 204 in Lake Stevens by adding four roundabouts and widening SR 9 to two lanes in each direction immediately south of the intersection. These improvements will help manage congestion and improve mobility, provide better access to area businesses,…
Project
SR 9 - Unnamed Tributary to Landingstrip Creek - Fish Passage - Complete Fall 2021
Timeline: December 2020 - Fall 2021
This project will improve the passage of migratory fish by replacing the culvert underneath SR 9 at milepost 70.60, where an unnamed tributary runs to Landingstrip Creek in Whatcom County.
Project
SR 9 - Unnamed Tributary to Pilchuck Creek - Fish Passage - Complete Summer 2022
Timeline: Fall 2019 - Summer 2022
A culvert that runs under State Route 9 at milepost 34.7, south of Lake McMurray near the North Centennial Trail Trailhead, was failing and needed to be replaced. The bottom of the culvert had rusted away, which resulted in water washing away the side of the road. This caused a sinkhole on the…
Project
SR 9 – Lake Creek and Norway Park Creek – Fish Passage - Complete October 2022
Timeline: July 2022 - October 2022
Beginning in July 2022, contractor crews working for WSDOT will remove two fish barriers under State Route 9 in Lake McMurray in Skagit County at Lake Creek and Norway Park Creek, replacing them with two new fish passable structures.
Project
SR 9 – Marsh Road to 2nd Street Vicinity – Widening & Bridge Painting
Timeline: 2019 - 2026
This project will widen State Route 9 between Marsh Road and 2nd Street near the city of Snohomish, build southbound bridges directly to the west of the existing bridges—which will become northbound lanes—over the Snohomish River, and rebuild the on-ramp from 2nd Street to southbound SR 9. It also…
Project
SR 9/Bickford Ave. Intersection Improvements - Complete May 2023
Timeline: May 2022 - Spring 2023
In June 2022, Granite Construction Company, contractor crews working for WSDOT, will build a roundabout at the intersection of State Route 9 and Bickford Avenue.
Project
SR 9/South Lake Stevens Road – Intersection Improvements - Complete May 2023
Timeline: February 2022 - Spring 2023
Beginning in February 2022, Interwest Construction Inc., contractor crews working for WSDOT, will construct a roundabout at the intersection of SR 9 and South Lake Stevens Road to improve safety and mobility. Crews will also improve fish habitat by replacing the existing culvert under South Lake…
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