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LOWEST IMPACT
I-90 Both Directions - I-90 Hyak to Keechelus Dam Project (mileposts 56 to 61): No significant traffic impacts anticipated this week. Last Updated: 2/27/2015 12:46 PM
From milepost 56 to milepost 61
Report Detail: I-90 Hyak to Keechelus Dam Project (mileposts 54 to 62) Contact: Will Smith, WSDOT Project Engineer (509) 577-1840 Construction Begins: March 2010 Scheduled Completion: Fall 2017 Project Description: 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.