A framework, typically consisting of rafters, posts, and struts, supporting a roof, bridge, or other structure
the bridge is supported by three steel trusses
A supporting framework in which the timbers or bars form rectangular divisions which are diagonally braced.
A truss so low that overhead bracing cannot be used.
A truss supported by queen posts.
Attributive In bridge construction: designating a type of truss consisting of both vertical and diagonal elements, the latter (except for those at either end) all slanting downward towards the centre of the truss. Especially in Pratt truss.