World's Longest Bridges: Jiaozhou Bay Connection Project Guinness had to create a whole new category for the engineering excess of this Shandong province roadway-sea bridge project after the 23.87-mile Lake Pontchartrain Causeway challenged its “world’s longest” claim—officials took the aggregate length instead
World's Longest Bridges: Quebec Bridge efore the Quebec Bridge connected Quebec City to Lévis, one of the only ways to cross the St. Lawrence River was to wait for winter’s freeze to create an ice bridge. The remedy—and to ensure Quebec could compete with Montreal for rail traffic—was an audacious cantilever bridge.
World's Longest Bridges: Ikitsuki Bridge A common feature on bridges built before the turn of the century is the truss, a triangular unit used to distribute a bridge’s weight. Though it’s more common on smaller bridges, Japan opted for a bridge made of a continuous series of trusses to connect the island of Ikitsuki—known for its stunning cliffs—to Hirado near Nagasaki in southern Japan.
The Bob Graham Sunshine Skyway Bridge is a bridge spanning Tampa Bay, Florida, with a cable-stayed main span, and a total length of miles. We will def have to re-visit this bridge. It's scary at first but after that it's just exciting!
Longest Floating Bridge: Evergreen Point Bridge, Seattle, WA. this section of State Route 520 connects Seattle to its eastern suburbs via a roadway that floats atop Lake Washington on 33 football field–size pontoons. The design was chosen due to the lake’s unstable bed and the curved nature of the roadway (a common problem for the area, which would explain why the state is home to four of the five largest floating bridges in the world).