I-5

Work began in early 2023 to build the bridge one half at a time

SEATAC – A new, wider and longer South 216th Street bridge across Interstate 5 in SeaTac will open to both directions of traffic on Wednesday, June 5.

Public input needed on roundabouts and pedestrian and bicycle features

RIDGEFIELD – On June 3, the Washington State Department of Transportation will host an in-person open house to give the public a first look at the future Interstate 5 and 179th Street Interchange Improvements project.

The new interchange will feature two roundabouts. People who attend the in-person open house or participate using a virtual public survey will:

Open house on June 4 offers opportunity to see project plans, review construction progress and speak with staff

FIFE – Community members are invited to attend an in-person open house on Tuesday, June 4 in Fife to learn more about ongoing and planned construction to extend State Route 167 from Puyallup to SR 509 near the Port of Tacoma.

Evening work planned at different sites from March through June

SHORELINE – A project to update and improve the safety of 24 guardrails and barriers across King, Snohomish and Whatcom counties begins mid-March, adding energy-absorbing features to reduce the impacts of crashes.

UPDATE 11:15 a.m. January 29, 2024
Center barrier work on Interstate 5 in Olympia and Tumwater is ahead of schedule and is no longer required on Sunday, Feb. 4. The change is reflected in the release below.

As crews make repairs, travelers are encouraged to go early, late

OLYMPIA – Interstate 5 travelers in Olympia and Tumwater are encouraged to plan for two weekends of daytime roadwork approaching US 101.

Update: The northbound I-5 lane striping and traffic shift is scheduled to occur the evening of Friday, Feb. 2. The news release below has been updated to reflect the northbound schedule. Please note the southbound restripe and traffic shift was completed in January.

Orange contrast lane striping will be removed amid new bridge construction milestone

FIFE – To the left, to the left, lanes are shifting to the left as a construction work zone on Interstate 5 at the Fife curve undergoes a transformation soon.

Eastbound South 216th Street travelers will use six-month detour following demolition

SEATAC – Tons of concrete and rebar will drop to the ground piece by piece when the demolition of the South 216th Street bridge over Interstate 5 in SeaTac begins Friday, Dec. 8. Crews are already building a wider and longer bridge next to the existing structure as part of the Washington State Department of Transportation’s State Route 509 Completion Project.