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Learn about current transportation network improvement and preservation activities throughout the state.
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268 results
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
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
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…
Project
SR 900 - Tibbetts Creek to Lake Sammamish – fish passage
Timeline: 2020-2029
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…
Project
SR 900/68th Ave S Vicinity – Pedestrian Safety – Phase 2 PCCP & Deck Overlay
Timeline: August 2022-May 2023
In the Bryn Mawr-Skyway area of King County between Seattle and Renton, just west of 68th Avenue South, we are working in conjunction with King County Metro to build a section of sidewalk and a raised platform for pedestrians to access a Metro bus stop on the east side of the highway.
Project
SR 99 tunnel - Complete February 2019
Timeline: 2009 - 2019
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.
Project
SR99/SR 516 to S 200th St – Paving & ADA Compliance
Timeline: Spring 2024 – Fall 2024
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…
Project
US 101 - 0.8 Miles N of Astoria-Megler Br. - Emergency Culvert Replacement - Complete Spring 2021
Timeline: February 2021 - Spring 2021
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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Project
US 101 - Bagley Creek and Siebert Creek - Remove Fish Barriers - Complete December 2021
Timeline: Jan. 2020 - Dec. 2021
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…
Project
US 101 - Coffee Creek - Remove Fish Barrier - Complete November 2020
Timeline: August 2019 - November 2020
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.
Project
US 101 - Elwha River Bridge - Bridge Replacement
Timeline: April 2023 - Early Winter 2024
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…
The new bridge will be 40 feet wide and…
Project
US 101 - Hoquiam River - Riverside Bridge - Bridge Painting Approach Spans - Complete Fall 2021
Timeline: Summer 2021- Fall 2021
The 465-foot-long, US 101 Hoquiam River Riverside Bridge needed a new protective surface. In summer 2021, contractor crews repainted the bridge's approach spans to preserve the crossing for years to come.
General work activities includes: cleaning, stripping exterior paint and…
General work activities includes: cleaning, stripping exterior paint and…
Project
US 101 - Indian Creek - Remove Fish Barrier - Completed March 2023
Timeline: February 2022 - March 2023
This project removed and replaced an outdated culvert under US 101 west of Port Angeles at Indian Creek. To keep traffic moving, crews constructed a temporary bypass bridge near the site as the new bridge over Indian Creek was built.
The culvert was replaced with a new 180-foot…
The culvert was replaced with a new 180-foot…
Project
US 101 - Jefferson and Clallam Counties Fish Barriers - Remove Fish Barriers
Timeline: Summer 2023 - Fall 2025
This project addresses multiple barriers to fish that travel under US 101 between Sequim and Discovery Bay in Clallam and Jefferson Counties beginning summer 2023.
Project
US 101 - Leland Creek and Unnamed Tribs - Remove Fish Barriers
Timeline: February 2023 - Late Winter 2024
This project removes and replaces several outdated barriers to fish migration under US 101 near Leland Valley Road NE in Jefferson County. The north and south tributaries at mileposts 290.3 and 291.8 will be replaced with larger box culverts, and the site crossing Leland Creek will be replaced with…
Project
US 101 - May Creek in Vic of Dowans Creek Rd - Remove Fish Barrier
Timeline: Fall 2023 - Fall 2025
This design-bid build fish barrier correction project replaces an outdated culvert along US 101 near Forks at May Creek. The existing metal pipe will be replaced with a 175-foot-long concrete girder bridge for improved fish migration.
Project
US 101 - S of Cosmopolis - Stabilize Slope - Complete June 2022
Timeline: August 2021 - June 2022
This stretch of roadway, often referred to as “Cosi Hill,” sit on a pre-historic landslide and suffers from chronic roadway settlement. Heavy rains triggered the roadway to drop more than five feet.
Crews reopened the highway to two-way travel on Friday, May 20. Final roadway…
Crews reopened the highway to two-way travel on Friday, May 20. Final roadway…
Project
US 101 - SR 109 Grays Harbor, Jefferson and Clallam Counties - Remove Fish Barriers
Timeline: 2023 - 2026
This project will correct 29 identified streams and culverts that cross under US 101 and State Route 109 in Grays Harbor, Jefferson and Clallam Counties. Currently, the culverts under the highways do not allow fish to access vital habitat.
WSDOT and the Design-Build contractor will…
WSDOT and the Design-Build contractor will…
Project
US 101 - West Jefferson County - Remove Fish Barriers - Complete August 2022
Timeline: Summer 2019 - Fall 2022
This project removed barriers to fish at Steamboat Creek, Harlow Creek and Fisher Creek. New bridges carry US 101 over each creek. The improvements helps improve access to fish habitat.
Project
US 101 and SR 115/Olympic Peninsula - Chip Seal - Complete November 2022
Timeline: May 2022 - November 2022
This project repaired and preserved three separate areas of two state highways. Crews will also replace failing expansion joints for the US 101 Sol Duc River Bridge in Clallam County.
Project
US 101 – Grays Harbor Creeks – Remove Fish Barrier
Timeline: Spring 2023 to Fall 2023
This project will replace six culverts under US 101 in Grays Harbor County in 2023. The culverts are located under US 101 between mileposts 98.4 and 111.3, between Aberdeen and Humptulips. This is the first bundle of 5 that will correct streams and culverts in 29 locations under US 101 and State…
Project
US 101/Delphi Rd to I-5 - Paving and Concrete Barrier - Complete October 2022
Timeline: May 2022 - October 2022
Workers repaired the surface of southbound US 101 in areas between Mud Bay and US 101 in Tumwater. Crews also made safety improvements on the southbound US 101 ramp to northbound I-5 in Tumwater
Project
US 101/Hoquiam River-Riverside Ave Bridge - Machine Rooms Rehab
Timeline: Spring 2023 - Summer 2023
This project replaces and repairs two machine rooms that help operate the US 101 Hoquiam River Riverside Bridge in Grays Harbor County.
Work includes repairs to the existing machine rooms and wall systems, removing the old machine room, and painting the operating room. To do this…
Work includes repairs to the existing machine rooms and wall systems, removing the old machine room, and painting the operating room. To do this…
Project
US 101/South of Forks - Emergency Repairs - Complete August 2022
Timeline: Spring - Summer 2022
This project will make repairs to the roadway on US 101 south of Forks near the Jefferson-Clallam County border. Work at this site includes: rebuilding the washed-out area of highway, rebuilding and reinforcing the slope and drilling new drains into the hillside. An emergency contract will be…
Project
US 101/SR 116 North Olympic Peninsula – Remove Fish Barriers
Timeline: Summer/Fall 2024 - Winter 2027
This project removes and replaces several outdated culverts under US 101 and State Route 116 at Lees, Ennis, Tumwater and Chimacum Creeks. These sites have been identified by Washington State Department of Fish and Wildlife as barriers to salmon migration and other resident fish species.
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Project
US 12 - Anderson Rd - Safety Improvement - Complete October 2020
Timeline: July 2020 - October 2020
Crews built a modern roundabout at the intersection of US 12 and Anderson Road.
Project
US 12 - Nine Mile Hill to Frenchtown Vic - Build New Highway
Timeline: 2016 - 2023
This section of US 12 is located north of the communities of Touchet and Lowden. To maintain access to these communities, two interchanges were constructed with local roads including the existing US 12 at the bottom of Nine Mile Hill and Lower Dry Creek Road. Bridges were constructed to maintain…
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