RoofConstruction-Terminology

Different Types Of Trusses Roofs A Trusses roof is a structural framework that has designed offer strength and support to a roof. Therefore, roof trusses are one of the most important things in the roof construction. In this article, you will learn about different types of trusses roofs. Such as king post truss, queen post truss, mansard truss, truncated truss, bel-fast roof truss.  King Post Truss In this type of truss, the central vertical post, known as king-post, forms a support for a tie beam. A king post truss is suitable for roofs of span varying from 5 to 8 meters. King post trussed roof Queen Post Truss This truss differs from a king post truss in having two vertical posts, known as queen post. This type of trussed roof is suitable for spans varying from 8 to 12 meters. Queen post trussed roofs Mansard Truss This truss is named after a french architect Francois Mansard. It is a combination of king-post and queen post trusses. The mansard truss ...

The Coupled Roof, Ceilings and Trusses M oving off from early roof forms that provided each wall and roof in one unit, succeeding development showed a real roof designed on masonry or timber walls. the only type of roof was a coupled roof, consisting of 2 lengths of timber bearing against one another at the highest and resting on a plate at their feet. The timbers, known as couples, were pegged along at the highest with timber dowels and were equally pegged or spiked to the plate. The term ‘couple’ was used until the fifteenth century once the terms ‘spar’ or ‘rafter’ began to be used. The term rafter in fact continues to be wont to describe the piece of timber during a roof spanning from the ridge to the place. paced regarding four hundred millimeters apart tied solely by horizontal binders and tile battens. the easy couple was adequate for tiny span dwellings and steep pitches, however the outward poke force at the feet of the rafters caused stability issues with the walls...