Update 1:31 PM: The tow truck first on the scene was not able to handle the job so additional equipment was called in. WSP had no ETA for clearing as of 1 PM.
On I-90 westbound just west of SR 18 (MP 24) there is a collision blocking the left lane.
According to the Washington Sate Patrol a pickup truck had a trailer that rolled just west of 18 westbound on I90.
There were no major injuries. The incident will be cleared soon but traffic will take time to clear through the area. Use caution when in the area.