I-90 Both Directions - I-90 Snoqualmie Pass milepost 57 to 60: Nighttime: Monday evening through Saturday morning westbound traffic will be reduced to a single lane during nighttime hours. Minimal
delays are anticipated. Daytime: Monday through Friday, both directions of traffic should prepare for intermittent rolling slowdowns. Minimal delays are anticipated.
Last Updated: 8/18/2017 8:29 AM
From milepost 57 to milepost 60
I-90 Hyak to Keechelus Dam Phase 1C – Replace Snow Shed and Add Lanes (mileposts 57 to 60)
Contact: Jerry Wood , WSDOT Project Engineer (509) 577-1859 Construction Began: Spring 2011
Scheduled Completion: Fall 2018
Crews are building a wider and more reliable five-mile stretch of I-90 from Hyak to Keechelus Dam by adding lanes, replacing and adding bridges, stabilizing rock slopes and replacing the snow shed with avalanche bridges.