Here's the Washington Court of Appeals in City of Bellevue v. Pine Forest Properties, Inc., No. 71827-4-1 (Dec. 22, 2014):
Without question, condemnation of the property for construction of the East Link Project and the City's road improvement project is a public use.
Slip op. at 15. There's more detailed analysis in the court's 25 page opinion, of course, but you really didn't need to read more than the above, did you?