Hood Canal Bridge?-?Tacoma and Port Gamble, Wash.
Originally opened in 1961, the Hood Canal Bridge is the world's longest saltwater floating bridge. It represents the main economic transportation link between the Kitsap and Olympic peninsulas. Kiewit-General completed the $347 million retrofit and replacement project.
The scope of work included replacing the east half of the floating structure, widening the existing west half roadway deck, replacing both existing bridge approaches, replacing both transition truss spans, renovating three existing pontoons, casting and setting concrete gravity anchors, and providing a new control system for the entire bridge.