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Lattice truss bridge

A lattice truss bridge is a form of truss bridge that uses many small, closely spaced diagonal elements forming a lattice. The design was patented in 1820 by architect Ithiel Town.

Belfast truss
at the Duxford Imperial War Museum The Belfast truss is a cross between Town's lattice truss and the bowstring truss. It was developed in Ireland as a wide-span shallow rise roof truss for industrial structures. McTear & Co of Belfast, Ireland began fabricating these trusses in wood starting around 1866. By 1899, spans of had been achieved, and in the 20th century, shipyards and airplane hangars demanded ever greater clear spans. ==Wood lattice truss bridges==
Iron or steel lattice truss bridges
Howard Carroll built the first completely wrought-iron lattice truss bridge. This was built for the New York Central Railroad in 1859. • Bennerley ViaductBridge in Brown TownshipDowery Dell Viaduct, also known as Hunnington or Frankley Viaduct • Kew Railway BridgeNorwottuck Rail Trail BridgeWillow Creek Bridge (1913), in Pierce County, NebraskaUpper Slate Run Bridge (1890), a 'quintangular' lattice truss in Lycoming County, Pennsylvania ==See also==
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