Steve Peer of the Washington State Department of Transportation (WSDOT) answers the most frequently asked questions about the new State Route 520 floating bridge in Seattle, Washington. The 520 bridge is the world’s longest floating bridge, and this article provides a detailed explanation of its technology.
How much do you know about the 520 bridge?
By Michelle|2016-12-06T23:34:01-08:00April 14, 2016|Design-Build, Roads, Washington|Comments Off on How much do you know about the 520 bridge?