Fifty thousand people walked, ran or biked across the new state Route 520 floating bridge earlier this month during the span’s grand opening celebration. The event gave the public the chance to ...

ENR Northwest 8/8-15/16 p. NW22 Design engineer gets technical with post-tensioning during demolition of a floating bridge in Seattle. For decades, the 7,580-ft-long concrete pontoon bridge, ...

The new State Route 520 floating bridge will open in April, and the Department of Transportation has a big celebration planned for the world's longest floating bridge. The weekend festivities atop the ...

The new State Route 520 floating bridge opened a year ago Tuesday. RELATED: Changes to I-90 over Lake Washington are coming Though the bridge is carrying about 77,000 vehicles per day over Lake ...

SEATTLE - After a decade of planning and five years of construction, the new State Route 520 floating bridge opened across Lake Washington Saturday. An estimated 13,000 runners and walkers were the ...