Search projects

State highways cross over rivers and streams in thousands of locations throughout Washington and some can impede fish migration. WSDOT is working to correct these barriers to improve fish passage and foster healthy waterways. That work includes removing or restoring barriers that can limit or…

SR 164/Auburn Way South provides primary access to the Muckleshoot Indian Reservation and growing areas of east Auburn. The Muckleshoot Indian Tribe is leading this project to reduce congestion, increase safety, and accommodate growth on the SR 164 corridor from SR 18 to the Poplar Street curve.

Crews with WSDOT will mill and fill the pavement of SR 164, in both directions from MP 10.25 to 13.57. Existing ADA features will be updated to WSDOT standard.

The State Route 164 – Charlie Jones Creek to White River Fish Passage Project will remove and replace a rectangular concrete structure. The structure is currently acting as barriers to the fish passage in the area. WSDOT will replace it with a fish-passable structure to comply with federal…

This project makes repairs to State Route 165 south of Carbonado in Pierce County. The highway experienced settlement, dips and shoulder-drop-offs and washouts as a result of winter storm system that brought heavy rains on January 7, 2022. An emergency contract was issued for this repair work. Work…

The existing traffic signal at the Bethel/Bay/Maple intersection reached the end of its useful life. Following research and analysis, WSDOT replaced the existing traffic signal with a single-lane roundabout.

Travelers on northbound State Route 167 between Puyallup and Auburn experienced regular congestion, especially during morning peak commute hours. To help reduce delays during peak commute hours, WSDOT built a new northbound high occupancy vehicle lane on SR 167. The new HOV lane begins near State…

On Sept. 23, 2025, an over-height vehicle struck the SR 167 overpass over Third Avenue Southwest in the city of Pacific along the King/Pierce county border, damaging one of the center girders. Contractor crews used precision techniques to remove the damaged girder, install a new 60-foot-long…

The SR 167 Completion Project in Pierce County is part of the Puget Sound Gateway Program, which also includes the SR 509 Completion Project in King County. Together these projects complete two major unfinished highways in the Puget Sound region to create new connections to Interstate 5, the ports…

The SR 167 Corridor Improvements Project is comprised of the SR 167 Toll Equipment Upgrade Project and the SR 167, SR 516 to South 277th Street Southbound Auxiliary Lane Project. As part of the SR 167 Toll Equipment Upgrade Project, we plan to update the SR 167 toll system to create consistency…

WSDOT plans to construct an additional one mile of general-purpose capacity by adding an auxiliary lane on southbound SR 167 between SR 516 and South 277th Street in Kent. The project aims to address operational challenges and will be constructed using existing shoulder pavement.

Repairs are complete on the SR 169 Green River Dan Evans Bridge; the bridge reopened Oct. 14, 2025.

During a scheduled inspection on Aug. 4, 2025, bridge preservation engineers found cracking and advanced corrosion on the stringers beneath the northbound and southbound lanes of the…

This project will install five new concrete culverts along SR 169 in two locations in Black Diamond. These culverts will remove barriers to fish passage in Rock Creek, two tributaries to Jones Lake, Ginder Creek, and a tributary to Ginder Creek.

Construction began in August 2026…

A section of roadway on SR 17 between Patton Boulevard and the Interstate 90 interchange is due for resurfacing. Pedestrian facilities at intersections along the way will also be updated to the standards set by the Americans With Disabilities Act.
The project will start with pedestrian…

The purpose of this project was to remove rock from the slopes along SR 17 between Soap Lake and Lake Lenore, just north of Lake Lenore Caves Road, as well as to install slope protection and stabilization measures to prevent future rockfall. Work occurred on eight slopes along SR 17.
This…

The project will build a roundabout to replace the current two-way stop intersection at the corner of Cunningham Road and State Route 17 in Adams County near Othello.

This project paved roughly three miles of eastbound State Route 18 from C Street Southwest to Green River. Crews working for WSDOT rehabilitated the existing roadway surface, deteriorated bridge decks and joints of the C Street Southwest bridge and five eastbound on- and off-ramps. As a result of…

This project will resurface the eastbound and westbound lanes of State Route 18 from Southeast 231st Street to the Tiger Mountain summit to extend the pavement service life. Crews will grind and inlay new Hot Mix Asphalt (HMA) on the road, perform pavement repair, traffic loop replacement, striping…

SR 18 is a crucial highway connecting the south Puget Sound area with I-90, the state's main east-west route. SR 18 has experienced frequent congestion and collisions for decades.

WSDOT received construction funding from the 2022 Move Ahead Washington transportation package and…

WSDOT will construct a wetland mitigation site inside the Preston Mill Park/Jim Ellis Memorial Regional Park. Project work includes creating and improving wetlands and sensitive area buffers, grading, stream connections, new access roads, plantings, and other improvements. Most work will take…

As part of WSDOT’s fish passage program, we will remove two culverts that do not allow fish to pass and replace them with fish-passable structures along Unnamed Tributary to Big Soos Creek and Unnamed Tributary to Soosette Creek at State Route 18 in Auburn. The new structures have the potential to…

This project will demolish and rebuild the Busch Bridge located at the Port of Almota on State Route 194 in Whitman County. The bridge has been reduced to a single lane since 2023 due to deterioration of the bridge deck.

The Samish Indian Nation is partnering with WSDOT and Skagit County to improve safety and access at the intersection of SR 20 and Campbell Lake Road. The project is funded by the Samish Indian Nation.

The SR 20 Campbell Lake Road Intersection Improvements project will construct a new…

WSDOT made roadway improvement across three sections of a 12-mile stretch of State Route 20 in Island County. The work included grinding off the old pavement, laying new asphalt and installing new pavement markings. This project will extend the life of the existing pavement and create a smoother…

Contractors working on behalf of WSDOT built a compact roundabout at the intersection of State Route 20 and West Fakkema Road. This intersection improvement will help with both mobility and safety.

This project will rehabilitate approximately 11.25 miles of SR 20 in Stevens and Pend Oreille Counties from S. Fork Mill Creek Road to Tiger by removing the surface of the existing pavement and paving with Hot Mix Asphalt (HMA) to create a smoother ride and preserve the roadway for years to come.

WSDOT is currently working on design plans to address safety concerns along the State Route 20 corridor between Sedro-Woolley and Burlington. The intent of this project is to improve safety along this busy stretch of highway with the construction of intersection roundabouts, pedestrian crossings,…

This project took the existing intersection on State Route 20 at Kearney Street in Port Townsend and converted it into a single-lane roundabout.

The North Cascades Highway fully reopened Sunday, June 14.

Beginning May 5, 2026, work began on the first of two emergency repair contracts to reopen SR 20 as quickly as it is safe to do so. The first project, which focused on slope stabilization and debris removal at the site of the…

Contractor crews working on behalf of WSDOT replaced the culvert crossings under State Route 20 at an unnamed tributary to Skagit River (milepost 94) and Olson Creek (milepost 105) in Marblemount. The old culverts were barriers to fish passage and were replaced with structures that will allow…