Howe Truss

Howe Truss

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Pau Canal i Oliver


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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.

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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.

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.

Trestle Bridge

A trestle bridge is a bridge composed of a certain number of short spans which are supported by trestle frames. A trestle frame is a platform for supporting the weight and maintaining the stability of some object. This type of bridge is also called a trestle, because of a framework of frames which define the cross-section of a timber frame building or supports a trestle.