Pratt Truss

Pratt Truss

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Pratt_truss

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https://ca.wikipedia.org/wiki/Usuari:Pau

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Pau, Hazmat2

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Creative Commons Attribution-Share Alike 2.5 Generic

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Pratt Truss Bridge

A pratt truss bridge design includes vertical components and diagonals that slope down towards the center. It was invented in 1844 by Thomas and Caleb Pratt. It was a common solution for railroad bridges when wood truss elements were replaced for metal. Here you can learn more about its history, its basic capabilities, and some of its most famous bridges that use it.

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Truss Design

To enable better utilization of truss structures, engineers and architects from all around the world have devised many types of trusses that can be used for the creation of incredible amount of structures. You can learn more about those truss designs and benefits of truss use here.

Viaduct

A viaduct is a bridge composed of a series of spans or arches that carries a road or a railway across a valley or a gorge. A viaduct usually refers to long bridges or series of bridges connected to one another by arch structures.

Howe Truss Bridge

A howe truss bridge design includes vertical members and diagonals that slope up towards the center. Its diagonals are under compression under balanced loading. It was invented in 1840 by Massachusetts millwright William Howe. Howe truss design proved to be instrumental not only in the development of several notable bridges at the end of an era of fully wooden bridges but also as an inspiration for the creation of other popular designs.