Using proceeds from Interstate 405 express toll lanes, the Washington State Dept of Transportation plans to add even more capacity on I-405 in the form of a shoulder lane.
Helicopters dropping explosives on snowy mountain peaks is a thing of the movies, but it is also part of an outdated model of controlling avalanches worldwide.
As the Hanford Vit Plant in southeastern Washington prepares to vitrify 56 million gallons of radioactive waste, the plant gets an assist from a new vessel to help test the process.