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Beginning in spring 2025, contractor crews working for WSDOT will repave SR 129 through downtown Clarkston. Work may include intersection improvements like roundabouts or traffic signals at the intersection of 6th, Maple and Diagonal Streets, and 5th and Diagonal Streets. Various improvements for…

Several sections of the slope on the north side of the roadway above SR 14, between milepost 73.16 and 73.92 have a history of rockfall, especially in fall and winter months. To reduce the risk of rock fall and mitigate slope stability, contactors crews from Strider Construction Co., Inc., will…

Several sections along State Route 14 have a history of reoccurring rockfall activity above the roadway. To help reduce future potential rockfall activity and improve safety for travelers, in summer 2021, our contractor, James Dean Construction, Inc. began work to stabilize the slope located on the…

This project will increase safety and connectivity between Bingen Point, the Port of Klickitat and State Route 14, in Klickitat County. Currently, travelers and emergency responders use a railroad crossing to access the Port of Klickitat and Bingen Point from W. Steuben Street (SR 14). When train…

With more traffic using State Route 14 than ever before, this project will construct new lanes of travel in both directions of SR 14 between I-205 and Southeast 164th Avenue in Vancouver to help ease congestion and improve travel reliability and safety.

In late 2023, contractor crews completed work to replace the existing damaged debris flow fence located in the vicinity of SR 14 between mileposts 25.35 - 25.45, near Cape Horn in Skamania County.

During rockfall activity, the debris fence helps to contain rocks and debris by…

On July 7, 2022, an oversized load hauling a wind turbine blade was traveling eastbound on SR 14, when it struck and damaged the underside of the Lieser Road overpass, located about 4 miles east of Interstate 5 (I-5), causing significant damage to the structure. The impact exposed rebar and…

This project will implement stormwater best management practices along SR 14 in Skamania County and SR 141 and 142 in Klickitat County. Paved surfaces do not allow water to penetrate into the ground where it can be naturally filtered and treated before entering streams or underground water supplies…

This project will construct sidewalks or a shared-use path along State Route 155 Spur/Omak Avenue (milepost 79.31 to 79.91) to provide a designated route for pedestrians and bicyclists to the East Omak Elementary School and across the nearby railroad tracks. Traffic calming features such as speed…

This project will demolish the existing concrete arch bridge over the Okanogan River and replace it with a new, 422 feet long curved bridge slightly north. The new bridge deck will accommodate two 12-foot vehicle lanes with 4-foot shoulders and a 14-foot-wide shared use path. Utilities will also be…

This project replaces barriers to fish at Blackjack Creek (SR 16) and Salmonberry Creek (SR 160). Work includes replacing three 8-foot by 9-foot box culverts at Blackjack Creek with two 80-foot bridges, which will combine the highway and ramps onto a single structure in each direction of SR 16.…

This project improves habitat and passage for fish in Purdy Creek under State Route 16 and the SR 302 Spur.

Purdy Creek attempts to flow under SR 16 inside a 40-year-old culvert. Many fish species cannot swim through the old culvert. This project will replace the culvert with two…

The SR 160 - Fauntleroy Terminal - Trestle & Transfer Span Replacement project will replace the aging Fauntleroy ferry terminal to maintain safe and reliable ferry service for people who travel between West Seattle, Vashon Island, the Kitsap Peninsula and beyond. The terminal faces several…

Three culverts carrying tributaries to Hylebos Creek near Federal Way will be replaced with new structures under SR 161 that do not create a barrier to fish. This work builds on our commitment to remove fish barriers on streams that run under state highways.

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.

This project built a bridge for SR 164 over Pussyfoot Creek on the Muckleshoot Indian Reservation east of Auburn. By removing the old culvert and creating a more natural stream channel, we opened up access to 9.3 miles of habitat for salmon and other fish.

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 modern 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…

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…

The bridge deck of southbound State Route 167, just north of SR 516/Willis Street, in Kent is worn and has areas of exposed rebar and concrete damage in need of repair. This project will repair concrete and provide a new driving surface for the bridge deck. Construction crews will also replace…

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.

In 2021 and 2022, between Maple Valley and Black Diamond we replaced the culvert that carries Ravensdale Creek under SR 169, along with two other nearby culverts. The existing culverts were narrow, which forces the water through too quickly for salmon and other fish to continue upstream.

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 in late 2024, WSDOT will begin installing…

This project will remove the existing signal at the intersection and build a multilane roundabout on SR 17 at the intersection of Grape Dr. Construction is scheduled to be complete September 2022.

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.

We are receiving construction funding from the 2022 Move Ahead Washington transportation package…

In 2021 we replaced an aging concrete barrier and screens that reduce headlight glare between the eastbound and westbound lanes on SR 18 between Weyerhaeuser Way and SR 164 in Auburn.

The Samish Indian Nation is partnering with WSDOT and Skagit County to develop a practical solution to improve safety and access at the intersection of SR 20 and Campbell Lake Road.

The Deception Pass Bridge and Canoe Pass Bridge connect Whidbey Island to the rest of Washington state via State Route 20. These bridges provide the only land access on and off the island. Crews last gave these bridges a fresh coat of paint more than 20 years ago. The years of wind, sun and…