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224 results

Project

I-5 - Portland Avenue to Port of Tacoma Road - Southbound HOV

Timeline: February 2019 - 2022
  • Road
  • Construction
  • Pierce County
This project replaces the 1965 southbound I-5 Puyallup River Bridge. The new bridge is built to current seismic standards and will be straighter and wider than the previous bridge.

The project also modifies the Port of Tacoma Road on-ramp to southbound I-5, demolishes the existing…
Project

I-5 - SB East Fork Lewis River to North Fork Lewis River - Concrete Pavement Rehab - Complete Fall 2021

Timeline: April 2021 - Fall 2021
  • Road
  • Completed
  • Clark County
Beginning in summer 2021, contractor crews rehabilitated a nearly two mile stretch of southbound Interstate 5, just south of Woodland, WA in Clark county. Sections of the interstate were showing signs of wear and tear. There were cracks, ruts and potholes in many places along the highway. The…
Project

I-5 - SB S Spokane St to I-90 W-S Ramp - Deck Overlay & Expansion Joints

Timeline: May 2021 - Fall 2022
  • Road
  • Construction
  • King County
This two-year rehabilitation project will replace 56 expansion joints and repave 1.25 miles of southbound I-5 between I-90 and Spokane Street. This project is one of dozens that make up Revive I-5, which will rehabilitate the I-5 corridor in the King County area in the next 10 years.
Project

I-5 - SB Stillaguamish River Bridge - Painting

Timeline: December 2020 - Summer 2022
  • Road
  • Construction
  • Snohomish County
The Stillaguamish River Bridge was in need of new paint to preserve and protect its aging structure. Existing paint on the southbound I-5 bridge was weathered and damaged, allowing corrosion to occur. This bridge preservation project removed old peeling paint, cleaned exposed metal and applied new…
Project

I-5 - Slater Road Interchange - Improvements

Timeline: Winter 2020 - Fall 2024
  • Road
  • Whatcom County
WSDOT is starting work on a project to improve the Slater Road corridor north of Bellingham, between Rural Avenue, west of I-5, and Northwest Drive, east of I-5.
Project

I-5 - SR 16 Realignment - HOV Structure and Connections - Complete December 2019

Timeline: January 2017- December 2019
  • Road
  • Completed
  • Pierce County
To increase safety, improve mobility and reduce congestion, WSDOT rebuilt the entire I-5/SR 16 Nalley Valley interchange.

Reconstruction of the interchange was staged to keep people and goods moving. The first two stages of work rebuilt the westbound and eastbound Nalley Valley…
Major Project

I-5 - SR 16 Tacoma/Pierce County HOV Program

Timeline: 2000 to 2022
The Tacoma/Pierce County HOV Program is a series of projects, spanning over 20 years, that build high-occupancy-vehicle (HOV) lanes on I-5, SR 16 and SR 167 in Pierce County.
Project

I-5 - SR 161 - SR 18 Triangle Interchange Vicinity - Improvements

Timeline: 2010-2027
  • Road
  • Pre-construction
  • King County
Improved safety, mobility, and less congestion are the hallmarks of the planned improvements at the I-5/SR 18/SR 161 interchange in Federal Way. This project will build on previous improvements to add a new southbound exit to South 356th Street, rebuild the existing exit to SR 18, and realign the…
Project

I-5 - SR 510 Interchange - Reconstruct Interchange - Complete August 2021

Timeline: October 2018 - August 2021
  • Road
  • Completed
  • Thurston County
Crews reconfigured the Marvin Road overpass to create a diverging diamond interchange. The rebuilt interchange is intended to help ease congestion and reduce the potential for crashes. The project was constructed ahead of planned major development in Lacey north of I-5.

A diverging…
Project

I-5 - SR 528 - Marine Drive and 88th St. NE Interchanges - Tulalip Tribes lead

Timeline: 2019-2024
  • Road
  • Pre-construction
  • Snohomish County
The Marine Drive and 88th Street Northeast interchanges near Marysville are frequently congested, with traffic backing up onto I-5. They're also two of only three access points to the Tulalip Tribes reservation. The Tribes are leading this project to improve access and mobility at the…
Project

I-5 - Steilacoom-DuPont Rd. to Thorne Lane - Corridor Improvements - Complete September 2021

Timeline: Fall 2018 - Fall 2021
  • Road
  • Completed
  • Pierce County
To relieve chronic traffic congestion and improve mobility along Interstate 5 in the vicinity of Joint Base Lewis-McChord, WSDOT is rebuilding the interchanges at Thorne Lane and Berkeley Street and adding lanes to I-5. Once construction is finished, the new lane in each direction on I-5 will open…
Project

I-5 - Woodland Vicinity at Horseshoe Lake - Upgrade Pump System - Complete Fall 2021

Timeline: Spring 2020 - Fall 2021
  • Road
  • Completed
  • Cowlitz County
The Horseshoe Lake pump station located along Interstate 5 near the City of Woodland in Cowlitz County is a water intake and pump system that moves water from the Lewis River into Horseshoe Lake. The pump keeps water flowing between the lake and the Lewis River and helps maintain water quality in…
Project

I-5 and SR 11 Padden Creek - Fish Passage

Timeline: Fall 2019 - Fall 2022
  • Road
  • Construction
  • Whatcom County
WSDOT will construct this project through the design build process, removing two fish barriers, one under SR 11 at 30th Street, the other under Interstate 5, south of the SR11/Old Fairhaven Parkway on- and off-ramps and replacing them with fish passable structures. Additional improvements will be…
Project

I-5 East Fork Lewis River NB Bridge - Replacement

Timeline: May 2020 - Early 2025
  • Road
  • Pre-construction
  • Clark County
Beginning in 2023, WSDOT will solicit bids to remove and replace the aging East Fork Lewis River Bridge located on northbound Interstate 5 at milepost 18.21, approximately 3 miles south of Woodland in Clark County.
Project

I-5 Kincaid Sign Structure Replacement

Timeline: Summer 2022
  • Road
  • Construction
  • Skagit County
This project will replace the existing sign bridge on southbound Interstate 5 at Kincaid Street (exit 226) in Mount Vernon that was previously damaged.
Project

I-5 Southbound Samish River Bridge Deck Overlay

Timeline: Winter 2021 - Fall 2022
  • Road
  • Construction
  • Skagit County
This preservation project will replace the top portion of the deteriorating bridge deck of the Samish River Bridge located on I-5 southbound at milepost 234. Crews will replace the worn surface with a new polyester deck overlay. The paved panel joint seals will also be replaced.
Project

I-5/Duwamish River to S Lucile St – Concrete Pavement Rehab

Timeline: Spring 2023 - fall 2024
  • Road
  • Pre-construction
  • King County
We will rehabilitate both directions of Interstate 5 between the Duwamish River and Lucile Street in Seattle. To do this, we will replace some of the panels, grind the highway to eliminate high spots and repair the expansion joints on the northbound and southbound I-5 overpasses above Military Road…
Project

I-5/I-205 - Concrete Panel Replacement and Joint Rehabilitation

Timeline: Spring 2022 - Fall 2022
  • Road
  • Construction
  • Clark County
In summer 2022, WSDOT's contractor, Granite Construction, will work to replace damaged concrete panels along both directions of I-205 between the Glenn Jackson Bridge and the I-5/I-205 split and along southbound I-5 between the SR 502 overpass to just north of Northeast 179th Street. Several…
Project

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

Timeline: August 2022-winter 2023
  • Road
  • Pre-construction
  • Snohomish County
During fall 2022, we will have contractor crews replace 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 will be rebuilt.
Project

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

Timeline: Spring 2022-winter 2023
  • Road
  • Pre-construction
  • Snohomish County
We will rehabilitate more than 3 miles of pavement, replacing broken panels and grinding the surface to eliminate ruts worn by decades of vehicles. In addition, we’ll replace expansion joints on four bridges. This project is combined with another rehabilitation project on I-90 to reduce costs.
Project

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

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

I-5/SR 523 Interchange Improvement

Timeline: 2020 - 2024
  • 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/Yesler Way to NE 117th St. - Pavement, Deck, and Expansion Joints

Timeline: Spring 2022 – 2027
  • Road
  • Pre-construction
  • King County
We will rehabilitate nearly 8 miles of I-5 between Yesler Way in Seattle and Northeast 117th Street near Northgate with new concrete panels, pavement, expansion joints on select bridges and a smoother deck on the Ship Canal Bridge.
Project

I-90 - Eastgate to SR 900 - Corridor Improvements

Timeline: August 2019 - Fall 2022
  • 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 are also building 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 - Snoqualmie Pass East - Cabin Creek Interchange to West Easton Interchange (Phase 3)

Timeline: Summer 2022 - Fall 2028
  • Road
  • Pre-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 will increase traffic capacity and improve safety by adding a new lane in each direction, replacing concrete pavement, stabilizing rock…
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 2026 - Fall 2029
  • 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 is complete. Phase 3 begins fall 2021.

8,683 animals crossed the Snoqualmie Pass East Project area

as recorded by WSDOT and partners in 2020 and 2021.

46% increase in Amtrak Cascades ridership to 251,000 passengers

in 2021 compared to 172,000 in 2020.

Nine wetland and stream mitigation sites across 32.7 acres added

to our monitoring program in 2021 to help offset climate change impacts.