I-90 Both Directions - I-90 Snowshed to Keechelus Dam Project (mileposts 57 to 63): Beginning Monday, March 30th, nighttime, single-lane closures in the milepost 57 to 63 vicinity. Both East and Westbound: No loads over 12’ wide Monday through Friday nights, from 8 p.m. to 9 a.m. the following morning.
Last Updated: 3/27/2015 10:53 AM
From milepost 57 to milepost 63
I-90 Snowshed to Keechelus Dam Project (mileposts 57 to 63)
Contact: Will Smith, WSDOT Project Engineer (509) 577-1840
Construction Begins: March 2010
Scheduled Completion: Fall 2017
This project is located in Kittitas County on Interstate 90, beginning in the Hyak vicinity (milepost 55) and continues five miles east on I-90 to the Keechelus Dam vicinity (milepost 60). This work includes building six new lanes, adding and replacing bridges and culverts, stabilizing rock slopes, extending chain-up and chain-off areas, and demolishing and replacing the snowshed.