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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.

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.

WSDOT removed the current fish barrier located on State Route 542/Mt. Baker Highway located between Britton Road and Noon Road in Bellingham and replaced it with a single-span bridge for an estimated habitat gain of approximately 3 miles.

This project removed the existing barrier where an Unnamed Tributary to Fourmile Creek crosses under State Route 544, west of Noon Road (milepost 3). This project was about two miles west of Everson and 3.5 miles south of Lynden in Whatcom County.

This project will improve the Kamm Ditch fish passage on SR 546 in Whatcom County between milepost 4.13 and milepost 4.27.

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…

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.

This project replaces existing rapid flashing beacons with overhead pedestrian signals at 11 locations along State Route 7 in the Pierce County communities of Parkland and Spanaway. Some locations will have improved pedestrian ramps, extensions to the median islands, turn restrictions, and…

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…

This project removed two barriers to fish and repaved a section of Mountain Highway East (SR 7).

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…

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…

WSDOT improved 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 help manage congestion and improve mobility, provide better access to area businesses and provide…

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.

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…

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.

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…

In June 2022, Granite Construction Company, contractor crews working for WSDOT, built a roundabout at the intersection of State Route 9 and Bickford Avenue.

Beginning in February 2022, Interwest Construction Inc., contractor crews working for WSDOT, constructed a roundabout at the intersection of SR 9 and South Lake Stevens Road to improve safety and mobility. Crews also improved fish habitat by replacing the existing culvert under South Lake Stevens…

Reconnecting waterways where our roads act as barriers is a priority for the state. In western Washington, that means building hundreds of fish passable structures under state highways to create habitat essential for meeting fish recovery goals. Beginning as early as winter 2024, WSDOT will install…

In the Bryn Mawr-Skyway area of King County between Seattle and Renton, just west of 68th Avenue South, we worked with King County Metro to build 500 feet of new sidewalk and a raised platform for pedestrians to access a Metro bus stop on the east side of the highway.

This new…

As part of the state's fish recovery efforts, WSDOT has made it a priority to reconnect waterways where our roads act as barriers. In western Washington, that means building hundreds of fish passable structures under state highways in the next decade to create habitat gain essential for…

In 2024, crews working for WSDOT will re-establish fish habitat in the Pilchuck River along State Route 92, just south of Sleepy Hollow Road, near Granite Falls. This project will replace large woody debris constructed as fish habitat in 2016, much of which has washed away. This project will use a…

As part of the state's fish recovery efforts, WSDOT has made it a priority to reconnect waterways where our roads act as barriers. In western Washington, that means building hundreds of fish passable structures under state highways in the next decade to create habitat gain essential for…

The SR 99 tunnel replaced the Alaskan Way Viaduct along Seattle's central waterfront, carrying State Route 99 beneath downtown Seattle. The 2-mile tunnel opened to drivers in February 2019.

This project will rehabilitate roughly two miles in each direction of State Route 99 from the SR 516 intersection to South 200th Street. Crews will grind and inlay new Hot Mix Asphalt giving the roadway a smoother surface and preserving it for years to come. Pedestrian curb ramps will also be…

On February 16, 2021, due to heavy seasonal rainstorms and harsh winter weather, the existing culvert drainage system that runs underneath a portion of US 101 at milepost 1.2, just north of the Astoria-Megler Bridge, began to fail causing a portion of the road to give way and sink.

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Crews have removed and replaced several outdated culverts at Bagley Creek and Siebert Creek between Port Angeles and Sequim for improved fish passage. Crews have removed five existing culverts; two that run underneath both directions of the US 101, two along James Page Road and one along South…

Crews working for WSDOT built a replicated stream between Coffee Creek and Goldsborough Creek in Shelton. The project also rebuilt both southbound on- and off-ramps at the US 101/West Shelton/Matlock interchange.

WSDOT will replace the US 101 Elwha River Bridge in Port Angeles after serving the community for nearly a century. Replacing the bridge will ensure that the US 101 route continues to be a reliable transportation facility for decades to come.

The new bridge will be 40 feet wide and…