Permanent floating bridges are essentially boutique structures that only make sense for certain rare kinds of sites: unusually deep bodies of water and bodies of water with very soft bottoms, where ...

A celebration for the completion of the new SR 520 bridge, the world’s longest floating bridge, is happening this weekend in Seattle, though it won’t be open to traffic for a few weeks. The existing ...

One of the earliest floating bridges was constructed by Persian Engineers by parking 676 ships in two parallel rows to help Xerxes's army cross the Hellespont. Since then, floating bridges have ...

Sound Transit’s Blue Line trains won’t travel across Interstate 90 from Seattle to Bellevue until 2023, but the effort to engineer how light rail will make the trip across a floating bridge — for the ...

A Link light rail train crosses the I-90 floating bridge over Lake Washington in Seattle under its own power during testing on Monday night. (Sound Transit Photo) Seattle’s reputation for innovation ...