Types Of Roof Trusses And Their Uses

The attic truss or room in roof truss provides a simple structural roof and floor as one complete section.

Types of roof trusses and their uses.

There are two fundamental types of trusses i e. 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. Raised heel roof truss. Space frame truss contrast to planar truss the members and the nodes are located in the three dimensional space.

If all the members and the nodes are in a planar surface then this truss is a planar truss. Planar truss as the name implies it is a two dimensional truss. It can be used for spans from 10 15m. The cord size and web configuration are determined by span load and spacing.

This method allows for greater energy efficiency. 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. Principal rafter or top chord bottom chord or main tie. Common types of roof trusses parallel chord roof truss.

Below are the common types of roof. As the name implies this roof appears flat in structure although it is always pitched at a wider angle to allow water runoff. The raised heel roof truss reduces. Fan truss spans upto 10m to 15m it is made of steel.

Pitched truss or common truss characterised by its triangular shape. Another simple truss that s easy to use the king post features a central post and is well suited for smaller structures. Fan trusses are form of fink roof truss. Commonly used in cathedral ceilings the cost of this truss is higher because it requires.

30 different types of roof trusses illustrated configurations 1. Studio two bearing points truss. 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. The following are various components of a roof truss.