Project Showcase

210845 - I-90 Hyak to Snowshed Vicinity

April 2010

The Hyak to Snowshed Vicinity Phase 1B contract is adding both lanes and bridges to the 2.92 miles of I-90 in Kittitas County.  Existing bridges are being removed and replaced by 6 new ones, as well as two new box culverts.  Along with the bridge removal KLB’s contract consists of grading, managing controlled blasting, installing drainage, roadway excavation, and embankment compaction. 

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