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The Braga Bridge is a continuous truss bridge. It was the fourth longest span of this type when it was completed in 1966. This list of continuous bridge spans ranks the world's continuous truss bridges in two listings: The first is ranked by the length of main span (the longest length of unsupported roadway) and the second by the total length of continuous truss spans.
A continuous truss bridge is a truss bridge that extends without hinges or joints across three or more supports. A continuous truss bridge may use less material than a series of simple trusses because a continuous truss distributes live loads across all the spans; in a series of simple trusses, each truss must be capable of supporting the ...
A multi-span truss bridge may also be constructed using cantilever spans, which are supported at only one end rather than both ends like other types of trusses. Unlike a continuous truss, a cantilever truss does not need to be connected rigidly, or indeed at all, at the center.
Multi-span Pennsylvania truss: City Line Avenue Bridge: 1913 June 22, 1988: Philadelphia ... Multi-span Pratt truss: Lilly Bridge: 1832 June 22, 1988: Lilly
It is a multiple-span Pennsylvania truss bridge which completed a 196-mile (315 km) railroad line for the Copper River and Northwestern Railway, built by J. P. Morgan and the Guggenheim family to haul copper from the old mining town of Kennicott, now located within the Wrangell–St. Elias National Park and Preserve, to the port
The Gillespie Dam Bridge and Boulder Creek Bridge are the only surviving multiple-span steel through truss bridges in Arizona. [1] [14] On September 21, 2018, the Gillespie Dam Bridge along with Old US 80 Highway were designated as part of Historic U.S. Route 80 by the Arizona Department of Transportation. [15]
The Patroon Island Bridge is a multi-span deck truss bridge that spans the Hudson River in Albany and Rensselaer in the state of New York. A major crossing, it carries Interstate 90 in the east–west direction between Albany and Rensselaer Counties. It has been in service since 1968, with structural repairs made in 1992, and a comprehensive ...
Plata Bridge (Spanish: Puente Plata), listed in Puerto Rico's bridge inventory as Bridge #374 and now also known as Antiguo Puente Plata, was built in 1908.It is significant as "the only extant large multi span truss bridge in Puerto Rico", according to its nomination document for listing on the National Register of Historic Places.