Roof Truss Wood Types

This is a roof truss used to create a living space in the attic space.

Roof truss wood types.

This type of roof is similar to the mansard truss but its top is flat with a slight slope to one side. A variety of the trusses shown above fit into the common or gable truss category including the king post queen post howe and. The shapes and spans shown here represent only a fraction of the millions of designs produced by alpine engineers. Components of a steel roof truss.

Studio two bearing points truss. 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. Roof trusses can be said to be the skeleton of the roof as you known the skeleton produce the shape of animals even humans. As the name suggests this type of roof truss is used to create buildings with a barn like structure.

Parallel chord roof truss. When roof trusses are made of two materials such as wood and steel it is called a composite roof truss. This is more appropriate when there is a need to have a roof in the roof between the posts of two queens. A roof is the uppermost parts of any building which give protection against animals and most especially weather be it rain snow sunlight heat wind and so on.

When a roof is to be provided for a building which does not have interior supports and the exterior walls are more than 12 m apart a roof truss will be a convenient arrangement to support the roof. A roof also beautify a house but the primary purpose of a roof is to protect against any form of weather. Most common types of roof trusses. Roof trusses come in many types but the four variants below comprise the lion s share of constructed ceilings.

I upper chord members. Truss types trusses come in all shapes and sizes. The bottom flange is used as the floor joist and the support braces form the walls of the room. 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.

Commonly used in cathedral ceilings the cost of this truss is higher because it requires the use of steel members to serve as bracing.