An overturned semi truck hauling a load of wood chips is blocking both directions of Highway 108 in Mason County.
The crash is near Elma Hickland Road at milepost 3, near McCleary. Troopers first tweeted about the crash at 6:30 a.m. Thursday.
The driver was taken to the hospital with non-life threatening injuries.
Troopers said drivers should expect a long closure and can use alternates of SR 8 or US12 westbound.
Fire crews are tending to a small fluid spill.
Cox Media Group