SEATTLE — The Washington Transportation Department said Tuesday that mistakes were made in the construction of pontoons for the new Highway 520 floating bridge across Lake Washington between Seattle ...

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, ...

In the central Vermont town of Brookfield (pop. 1,292), the world’s first floating fiber-reinforced polymer (FRP) bridge has replaced a 1978 version that carried state Route 65 traffic over Sunset ...

Small cracks have appeared in at least two the first six pontoons built for a new floating bridge in Lake Washington, but transportation officials said Friday the problem is manageable. Leaks can be ...

Norway’s highways authority has selected its preferred design concept for what will be the world’s longest floating bridge, over the 550-meter-deep Bjørna fjord south of Bergen. International ...

Fixing, sealing and strengthening Highway 520 bridge pontoons has cost at least $81.1 million, with more expenses ahead, the state has revealed. That work, the result of a state design team’s ...

Despite the discovery of cracks in the first batch of pontoons produced for a new Highway 520 floating bridge, state Secretary of Transportation Paula Hammond said Friday she expects all six to be ...

Chinese photovoltaic bracket supplier Mibet has successfully developed a technology that enables waterborne floating systems to adapt to extreme temperature changes, effectively addressing the impact ...

RETHINK REUSE recently announced the winning entries in their Transforming Seattle’s 520 Floating Bridge 2012 International Design Ideas Competition. With the goal of envisioning new, innovative reuse ...