Roof Truss Elements

Trusses usually occur at regular intervals linked by longitudinal timbers such as purlins.

Roof truss elements.

Collar tie prevents rafters from moving. For larger spans and thinner walls this can topple the walls. Here are most popular roof trusses widely used. Raised heel roof truss.

Each type has specific design considerations and advantages and disadvantages. Roof battens these fasten the vapour barrier to the inside of the rafters interior lining is fastened onto them. Truss members are made up of all equivalent equilateral triangles. The space between each truss is known as a bay.

The main reasons for using trusses are. Parallel chord roof truss. In structural engineering the name truss describes a triangular design. North light roof truss.

A truss consist of angles channels plates and eye bars. A metal plate connected wood truss is a roof or floor truss whose wood members are connected with metal connector plates. Pairs of opposing rafters were thus initially tied together by a horizontal tie. Ridge truss static connection of the rafters.

A truss is essentially a triangulated system of straight interconnected structural elements. Rafters have a tendency to flatten under gravity thrusting outwards on the walls. The most common use of trusses is in buildings where support to roofs the floors and internal loading such as services and suspended ceilings are readily provided. A timber roof truss is a structural framework of timbers designed to bridge the space above a room and to provide support for a roof.

Truss members form a series of equilateral triangles alternating up and down. Rafter the basic load bearing component of the roof. A joint framed structure that sustained the inclined vertical or horizontal loads.