Search projects

Learn about current transportation network improvement and preservation activities throughout the state.

You might be looking for studies or local agency managed projects

Filter projects

Select
Select
Select
Select

339 results

Project

I-5/I-205 SB to Ridgefield – Concrete Panel Replacement

Timeline: March 2024 - October 2024
  • Road
  • Pre-construction
  • Clark County
Starting in summer 2024 , WSDOT's contractor will replace several of the most damaged concrete panels on southbound Interstate 5 between Ridgefield and the I-5/I-205 split.

This section of I-5 is made up of 8,400 concrete panels. Hundreds of which have cracked, settled and…
Project

I-5/McAleer Creek Fish Passage

Timeline: Spring 2023 - Summer 2028
  • Road
  • Pre-construction
  • King County
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.

Three culverts in the…
Project

I-5/NB 12th Street NE Bridge – Girder Replacement - Complete Winter 2023

Timeline: August 2022-winter 2023
  • Road
  • Completed
  • Snohomish County
During fall 2022, contractor crews replaced the damaged girder on the 12th Street Bridge over Interstate 5 between Everett and Marysville. In addition to replacing the girder, part of the bridge deck and barrier were rebuilt.
Project

I-5/NB Lowell Rd to Snohomish River - PCCP & Expansion Joints Rehab - Complete October 2023

Timeline: Fall 2022 - Fall 2023
  • Road
  • Completed
  • Snohomish County
We rehabilitated more than 3 miles of pavement, replacing broken panels and grinding the surface to eliminate ruts worn by decades of vehicles. In addition, we replaced expansion joints on four bridges. This project was combined with another rehabilitation project on I-90 to reduce costs.
Project

I-5/Northgate Way & Maple Rd Bridges – Seismic Retrofit - Complete September 2023

Timeline: Summer 2022 – summer 2023
  • Road
  • Completed
  • King County
Through summer 2023, our contractor crews strengthened three bridges on Interstate 5 so they can better withstand a major earthquake. They wrapped steel “jackets” around the columns that support the bridges to hold the concrete together in an earthquake, reducing the chance of collapse. They also…
Project

I-5/SB East Edgar St to East Gwinn Place Noise Wall

Timeline: Spring 2024 – Fall 2024
  • Road
  • Pre-construction
  • King County
This project will build a noise wall along southbound Interstate 5 from East Edgar Street to Franklin Avenue East. Contractor crews working for WSDOT will construct a new noise wall to abate noise from the I-5 express lanes just south of the Ship Canal Bridge between Lake Union and Portage Bay.
Project

I-5/Seattle - Enhanced Ramp Metering - Complete February 2024

Timeline: Winter 2022 - Winter 2024
  • Road
  • Completed
  • King County
We installed new overhead ramp meters at the Swift Avenue South, South Michigan Street/South Bailey Street and Northeast 50th Street on-ramps to northbound Interstate 5 in Seattle. The new ramp meters regulate both the general purpose lanes and the HOV lanes. They replaced existing ramp meters that…
Project

I-5/SR 523 Interchange Improvement

Timeline: 2020 - 2025
  • Road
  • Pre-construction
  • King County
People who use the interchange at I-5 and SR 523 (North 145th Street) in Shoreline need safe and efficient ways to move through this area, using all modes of transportation. This will be increasingly important with the arrival of Sound Transit Link light rail and the new Shoreline South/148th…
Project

I-5/Thornton Creek to Lake Washington Fish Passage

Timeline: Summer 2026 - Fall 2029
  • Road
  • Pre-construction
  • King County
This project will remove a fish passage barrier along Thornton Creek under Interstate 5 near State Route 523/NE 145th Avenue in Shoreline. Contractor crews working for WSDOT will replace the two existing 2,000-foot-long, 6-foot culverts with three fish-passable structures. The current culverts are…
Project

I-5/Unnamed Tributary to Penny Creek and Silver Lake Fish Passage

Timeline: Fall 2025 - Spring 2028
  • Road
  • Pre-construction
  • King County
This project will remove three barriers to fish passage along two Unnamed Tributaries to Silver Lake and an Unnamed Tributary to Penny Creek under Interstate 5 near 112th Street Southeast in Everett. Contractor crews working for WSDOT will remove existing culverts and replace them with fish-…
Project

I-5/Yesler Way to Northgate Vic - Pavement, Deck, Joints and Drainage

Timeline: Spring 2022 – 2027
  • Road
  • Pre-construction
  • King County
We will rehabilitate I-5 between Yesler Way in Seattle and the Northgate vicinity with new concrete panels, pavement, expansion joints and deck repaving on the Lakeview viaduct and Lake Washington Ship Canal Bridge. This project will be advertised for contractors in summer 2023. Work will start in…
Project

I-90 - Eastgate to SR 900 - Corridor Improvements

Timeline: August 2019 - Spring 2023
  • Road
  • Construction
  • King County
This project adds capacity for both directions of I-90 between Eastgate and West Lake Sammamish Parkway interchanges by restriping the roadway and adding an auxiliary lane. Crews also built sound walls in strategic locations to minimize traffic noise.
Project

I-90 - Liberty Park Pl to Sprague Ave - Paving - Complete October 2021

Timeline: Summer 2021 - October 2021
  • Road
  • Completed
  • Spokane County
The pavement conditions within the limits of this project on I-90 have fallen below an acceptable rating. This project will rehabilitate the roadway along this section to preserve the pavement and pavement structure.
Project

I-90 - Ritzville to Tokio - Paving - Complete November 2023

Timeline: Spring 2023 - Fall 2023
  • Road
  • Completed
  • Adams County
This project will rehabilitate roughly 13 miles of Interstate 90 from Ritzville to approximately five miles east of Sprague Lake in Adams County. Once the project is completed by grinding and inlaying new HMA (Hot Mix Asphalt), the roadway surface will have a smoother ride that will be preserved…
Project

I-90 - Snoqualmie Pass East - Cabin Creek Interchange to West Easton Interchange (Phase 3)

Timeline: Summer 2022 - Fall 2028
  • Road
  • Construction
  • Kittitas County
Phase 3 is part of a 15-mile corridor improvement project to improve safety and reliability and reduce congestion along I-90 from Hyak to the Easton vicinity. We are increasing traffic capacity and improving safety by adding a new lane in each direction, replacing concrete pavement, stabilizing…
Project

I-90 - Snoqualmie Pass East - Hyak to Keechelus Dam (Phase 1) - Complete Fall 2019

Timeline: Spring 2009 - Fall 2019
  • Road
  • Completed
  • Kittitas County
Phase 1 was part of a 15-mile corridor improvement project to improve safety and reliability and reduce congestion along I-90 from Hyak to the Easton vicinity.
Project

I-90 - Snoqualmie Pass East - Keechelus Dam Vicinity to Stampede Pass Interchange (Phase 2) - Complete Fall 2019

Timeline: Summer 2015 - Fall 2019
  • Road
  • Completed
  • Kittitas County
Phase 2 was part of a 15-mile corridor improvement project to improve safety and reliability and reduce congestion along I-90 from Hyak to the Easton vicinity.
Project

I-90 - Snoqualmie Pass East - Stampede Pass Interchange to Cabin Creek Interchange (Phase 4)

Timeline: Summer 2028 - Fall 2031
  • Road
  • Not started
  • Kittitas County
Phase 4 is part of a 15-mile corridor improvement project to increase safety and reliability and reduce congestion along I-90 from Hyak to the Easton vicinity.
Major Project

I-90 - Snoqualmie Pass East Project

Timeline: 2009 - 2029
The I-90 Snoqualmie Pass East Project improves 15 miles from Hyak to Easton. Phases 1 and 2 from Hyak to the Stampede Pass interchange are complete. Phase 3 is underway.
Project

I-90 - Sunset Creek - Fish Passage

Timeline: 2023 - 2027
  • Road
  • Construction
  • King County
As part of the state's fish recovery efforts, WSDOT has made it a priority to reconnect waterways where our roads act as barriers to fish passage. In western Washington, that means building hundreds of fish passable structures under state highways in the next decade to create habitat gain…
Project

I-90 Barker to Harvard - Complete October 2023

Timeline: June 2020 - October 2023
  • Road
  • Completed
  • Spokane County
Several projects funded through Connecting Washington and partner funds will address the improvement needs on Interstate 90 at the Barker Road interchange, the Harvard Road interchange and local network connections.
Project

I-90 Bridge Deck Preservation – Patching - Complete July 2023

Timeline: August 2022 - July 2023
  • Road
  • Completed
  • Spokane County
Multiple bridge decks have fallen below an acceptable rating. This project will rehabilitate the bridge decks by patching potholes and replacing fatigued sections of bridge decks.
Project

I-90 Floating Bridges Anchor Cable Replacement

Timeline: April 2022 - Fall 2022
  • Road
  • Construction
  • King County
In Spring 2022, contractor crews working for WSDOT will begin replacing the 38 steel anchor cables on the Lacey V. Murrow and Homer M. Hadley Memorial floating bridge across Interstate 90. Work is expected to be complete this fall.
Project

I-90 Geiger Interchange Improvements - Complete October 2022

Timeline: April 2021 - October 2022
  • Road
  • Completed
  • Spokane County
Due to significant growth on the West Plains, three new roundabouts will be constructed at the Geiger/Grove Road interchange with I-90. The reconfigured interchange at Geiger Boulevard and I-90 will provide for more efficient vehicle movement. Improvements include interchange ramp terminal…
Project

I-90 Lincoln Co. to BNSF RR Bridge - Roadside Improvements - Complete June 2021

Timeline: April 2021 - June 2021
  • Road
  • Completed
  • Spokane County
This project sets out to reduce the risk and severity of run-off-the-road collisions throughout the highway corridor by removing vertical rock cuts and outcrops from the median or by shielding the rock with barrier.
Project

I-90 Medical Lake Interchange Improvements - Complete 2021

Timeline: July 2019 - June 2021
  • Road
  • Completed
  • Spokane County
The SR 902/Medical Lake interchange reconstruction project is located at the existing State Route 902 interchange with I-90 at exit 272 west of Spokane. This project includes the construction of three roundabouts, a new parallel bridge over I-90 and a shared-use path that will connect to the West…
Project

I-90 Mullan Road Overcrossing Bridge Deck Repair - Complete August 2022

Timeline: March 2022 - July 2022
  • Road
  • Completed
  • Spokane County
This project will rehabilitate the deteriorating concrete bridge deck for the Mullan Road Bridge over I-90. Crews will remove approximately 1.5 inches of existing concrete through hydro-demolition. Once removed, existing reinforcing steel that is exposed will be evaluated to determine the need and…
Project

I-90 Soderman Creek/SR 202 Unnamed Tributary to Patterson Creek - Fish Passage

Timeline: Fall 2021 – Spring 2027
  • Road
  • Pre-construction
  • King County
Several blocked culverts below Interstate 90 and State Route 202 in east King County are a barrier to fish migration and will be replaced with new, larger culverts beginning in 2025. Contractor crews working for WSDOT will replace three culverts under I-90 in Preston and one culvert under SR 202…
Project

I-90 Spokane Ramp Meters - Complete June 2023

Timeline: June 2018 - Summer 2023
  • Road
  • Completed
  • Spokane County
Several new ramp meters have been implemented and activated throughout Spokane at on-ramps to both east and westbound I-90 with more coming. The ramp meters are used to space out vehicles as they enter I-90 to reduce the "platooning" of vehicles as they enter and reduce collisions. The…
Project

I-90 Tokio to Lincoln Co. Line - Paving - Complete September 2021

Timeline: July 2021 - September 2021
  • Road
  • Completed
  • Adams County
Contractor crews will repave roughly eight miles of Interstate 90 from the Tokio interchange to the Lincoln County line during the summer of 2021.

Slow down – lives are on the line. 

In 2023, speeding continued to be a top reason for work zone crashes.

Even one life lost is too many.

Fatal work zone crashes doubled in 2023 - Washington had 10 fatal work zone crashes on state roads.

It's in EVERYONE’S best interest.

95% of people hurt in work zones are drivers, their passengers or passing pedestrians, not just our road crews.