Types Of Wood Roof Trusses

Total load psf duration factor live load psf roof type 55 1 15 40 snow shingle 55 1 15 30 snow tile 47 30 snow 40 20 snow 1 25 20.

Types of wood roof trusses.

Below are the common types of roof. Raised heel roof truss. Steel rods are used as tension members. This method allows for greater energy efficiency.

Common types of roof trusses parallel chord roof truss. Most common types of roof trusses gable trusses. These steel joints are needed to support the overall truss. A variety of the trusses shown above fit into the common or gable truss category including the king.

The king post truss is mainly adopted for short spans less than 6 m. There are two fundamental types of trusses i e. The more complex the truss framework is the greater quantity of these joints will be required. Studio two bearing points truss.

It typically makes a room feel larger due to the openness overhead. Scissor trusses give a nice cathedral ceiling to a room. The same thing is true for the bridge of the truss. Commonly used in cathedral ceilings the cost of this truss is higher because it requires.

The cord size and web configuration are determined by span load and spacing. The shapes and spans shown here represent only a fraction of the millions of designs produced by alpine engineers. Alpine truss designs are engineered to meet specific span configuration and load conditions. 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. It is usually used for roof construction some common trusses are named in accordance with their web configuration. Another very common roof type the hip truss is used to create a hip roof which has slopes on all four sides. It is usually built of wood completely or of wood combined with steel.

Pitched truss or common truss characterised by its triangular shape.