Types Of Roof Trusses And Their Uses

These trusses are most often used as the roof trusses.

Types of roof trusses and their uses.

Common types of roof trusses parallel chord roof truss. The following are various components of a roof truss. As the name implies this roof appears flat in structure although it is always pitched at a wider angle to allow water runoff. This particular truss is made out of wood most of the time but it can also be built out of a combination of steel and wood.

There are two fundamental types of trusses i e. Planar truss as the name implies it is a two dimensional truss. If all the members and the nodes are in a planar surface then this truss is a planar truss. Below are the common types of roof.

This method allows for greater energy efficiency. Raised heel roof truss. Principal rafter or top chord bottom chord or main tie. The raised heel roof truss reduces.

Space frame truss contrast to planar truss the members and the nodes are located in the three dimensional space. Fan trusses are form of fink roof truss. It is usually used for roof construction some common trusses are named in accordance with their web configuration. Fan truss spans upto 10m to 15m it is made of steel.

The attic truss or room in roof truss provides a simple structural roof and floor as one complete section. Another simple truss that s easy to use the king post features a central post and is well suited for smaller structures. In fan trusses top chords are divided into small lengths in order to provide supports for purlins which would not come at joints in fink trusses. Commonly used in cathedral ceilings the cost of this truss is higher because it requires.

It can be used for spans from 10 15m. 30 different types of roof trusses illustrated configurations 1. It can be used to span roofs of about 8 yards in width and while it s usually made of wood it can be made from a combination of wood and steel if desired. The cord size and web configuration are determined by span load and spacing.