Parts Of A Timber Roof Frame

Ridge beam sits below the rafters.

Parts of a timber roof frame. The main decision that needs to be made with erecting a roof is which material to use for its construction. Roof truss parts explained. One of a series of diagonal members of the truss that meet at the apex in order to support the roof deck and its loads. Horizontal beams supported by posts and used to support the mid span of rafters to cover longer spans these are used in large buildings like the traditional large old barns in the us.

Transfers the load of the roof through the raftersto walls below. Roof features associated with basic roof framing terms are shown in figure 2 2. The roof framing is the structure that supports your roof. While most home builders will outsource the construction of roofing trusses the rafter supports of the roof itself learning to frame a roof yourself is one of the true arts of carpentry and a basic primer is covered below.

Parts of a roof a ridge board is a horizontal member of the roof frame. Roof framing terms are related to the parts of a triangle. Timber vs metal frames. Timber is by far the most common material for house framing in australia.

Essentially the spine of a conventional stick framed roof the ridge board is sandwiched between the meeting ends of the roof rafters. Most timber frame owners quickly learn these terms because they take great pride in their homes which are often composed of signature arrangements of posts beams trusses embellishments and other framing options. A composite decking made of solid materials it resembles real wood and particularly strong and stable for bearing heavy load. Modern timber roofs are mostly framed with pairs of common rafters or prefabricated wooden trusses fastened together with truss connector plates timber framed and historic buildings may be framed with principal rafters or timber roof trusses roofs are also designated as warm or cold roof depending on how they are designed and built with regard to thermal building insulation and ventilation.

Framing a roof is the last step in framing new construction. A timber roof truss is a structural framework of timbers designed to bridge the space above a room and to provide support for a roof trusses usually occur at regular intervals linked by longitudinal timbers such as purlins the space between each truss is known as a bay. You don t have to be a timber framing expert to be able to identify the various parts of your home s structure or to appreciate the unique beauty of its various components. Span is the horizontal distance between the outside.

The ridge is the peak where two sloped roof sections meet. Rafters have a tendency to flatten under gravity thrusting outwards on the walls. A horizontal timber or metal resting at the peak of the roof the rafters and trusses are connected to the ridge board for a cohesive framework. The point at which all the rafters are attached to.