Types Of Wood Roof Trusses

Steel rods are used as tension members.

Types of wood roof trusses.

Below are the common types of roof. It is usually used for roof construction some common trusses are named in accordance with their web configuration. The cord size and web configuration are determined by span load and spacing. It is usually built of wood completely or of wood combined with steel.

Finally the truss calculator will compute the best dimensional method to connect the pieces of the truss with steel joints and a bridge. Raised heel roof truss. The shapes and spans shown here represent only a fraction of the millions of designs produced by alpine engineers. 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.

Another very common roof type the hip truss is used to create a hip roof which has slopes on all four sides. 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. As the name implies this roof appears flat in structure although it is always pitched at a wider angle to allow water runoff. The more complex the truss framework is the greater quantity of these joints will be required.

The same thing is true for the bridge of the truss. The raised heel roof truss reduces. Common types of roof trusses parallel chord roof truss. This method allows for greater energy efficiency.

Pitched truss or common truss characterised by its triangular shape. These steel joints are needed to support the overall truss. There are two fundamental types of trusses i e. A variety of the trusses shown above fit into the common or gable truss category including the king.

Alpine truss designs are engineered to meet specific span configuration and load conditions. Studio two bearing points truss.