News
Find news releases and announcements about the agency in our virtual newsroom.
SR 99 on-ramp to eastbound SR 518 reopens in Tukwila following emergency culvert repairs
TUKWILA – The on-ramp from SR 99/International Boulevard to eastbound SR 518 in Tukwila has reopened following emergency repairs to a culvert that failed last summer. Contractor crews installed a specialized liner to reinforce the culvert and prevent further erosion.
SR 99 tunnel to close for first two weekends in October for inspection in Seattle
SEATTLE – Both directions of the State Route 99 tunnel in Seattle will close the first two weekends in October for its first six-year inspection. The tunnel opened to travelers in February 2019 to replace the Alaskan Way Viaduct and provide safety and mobility improvements along Seattle's central waterfront.
Virtual Commercial Aviation Work Group meeting set for Oct. 3
OLYMPIA – The Commercial Aviation Work Group will host its second public meeting virtually via Zoom from 9 to 11 a.m. Thursday, Oct. 3.
A celebration of connections marks the final stage of SR 509 construction in South King County
SEATAC – Community, industry and elected leaders joined together in SeaTac on Wednesday, Sept. 25, to celebrate the beginning of construction on the final stage of the State Route 509 Completion Project in south King County.
Monster weekend: Closures on SR 520, northbound I-405, southbound SR 167, and I-5 Sept. 27-30
SEATTLE – Drivers traveling across Lake Washington on State Route 520, through the Interstate 405/SR 167 corridors, and on I-5 in Seattle and between Federal Way and Tacoma should prepare for major closures beginning late Friday, Sept. 27 to early Monday, Sept. 30.
Prepare now: Four overnight weekend closures of I-5 in Fife planned for September and October
FIFE – Setting the second longest pre-cast concrete girders in the world will close both directions of Interstate 5 in Pierce and King counties overnight on Friday, Sept. 27 and Saturday, Sept. 28. This is the first of four consecutive weekends the interstate will be closed overnight between State Route 18 in Federal…
Wenatchee shipyard work continues, conversion to hybrid-electric propulsion progressing
SEATTLE – After one year at Vigor shipyard, work to modernize the Wenatchee is progressing, including the necessary and long-planned upgrade to its aging propulsion system and conversion to hybrid-electric power. With capacity for 202 vehicles, the Wenatchee is the largest passenger ferry in the United States to be…
Full closures of northbound I-405 in Bothell and southbound I-405 in Renton planned Sept. 20-23
RENTON – Travelers should plan for two full directional closures on the Interstate 405 corridor starting Friday night, Sept. 20, to Monday, Sept. 23: northbound Interstate 405 in Bothell and southbound I-405 in Renton.
Say “ferry-well” to summer with Washington State Ferries at upcoming online meetings
SEATTLE – As the leaves begin to turn, Washington State Ferries’ next round of virtual public meetings will help turn the page on its busiest season. The pair of meetings will feature a question-and-answer session with WSF directors and decision-makers, who will also provide the latest information on summer travel,…
Full weekend closure of southbound I-405 in Renton begins late Friday, Sept. 13
RENTON – Travelers should plan for a full closure of southbound Interstate 405 in Renton from Sept. 13-16 and an overnight closure of northbound I-405 in Renton on Sept. 15. Contractor crews working for the Washington State Department of Transportation will switch traffic to the new bridge and conduct paving work on…
166,800 electric vehicle
registrations in Washington in 2023, up from 114,600 in 2022.
87 wetland compensation sites
actively monitored on 918 acres in 2023.
25,000 safe animal crossings
in the Snoqualmie Pass East Project area since 2014.