I-5
Route ID
005
Northbound I-5 returns to three lanes Friday, Feb. 20, near Stanwood
Fish passage project reaches milestone with completion of first passable culvert
STANWOOD – The Interstate 5/Secret Creek Fish Passage project near Stanwood will reach a milestone Friday, Feb. 20, as northbound I-5 shifts back into its usual three-lane configuration.
Out with the old: New Steilacoom-Dupont Road overpass set to open in DuPont early 2026
Next phase of construction opens new southbound I-5 exit, closes part of existing 1950’s era overpass
DUPONT – If the weather cooperates, a portion of the new Interstate 5 interchange in DuPont will open by mid-January. Workers will also fully open the new roundabout in DuPont.
Make a game plan: Southbound I-5 and sections of SR 18 and I-90 close Sept. 26-29
Canceled: The closure of southbound I-405 between SR 900/East Sunset Boulevard and SR 167 is canceled due to equipment issues and will be rescheduled to another weekend. The release below has been updated to remove this closure. All other highway closures are going forward as planned.
Girder setting for new I-5 overpass brings nighttime lane and ramp closures Sept. 15-20 in DuPont
Pendleton Avenue will also close overnight Sept. 8-9 for girder setting
DUPONT – Another round of girder setting for a new overpass in DuPont is scheduled for mid-September. Last April, crews installed girders for a new diverging diamond overpass over Interstate 5. On Monday, Sept. 15 they will return to the area – this time setting girders over the railroad next to the highway.
Slow down – lives are on the line.
Drive the posted speeds, they’re there for your safety.
Phone down, eyes up.
Pay attention – both to workers directing you and to surrounding traffic.
Stay calm
Expect delays, leave early or take an alternate route if possible; no appointment is worth risking someone’s life.