Parts Of A Timber Framed Roof

Roof support timbers that extend upward from the wall plate to the topmost ridge beam are called rafters.

Parts of a timber framed roof.

Framing a roof is the last step in framing new construction. This horizontal member otherwise known as a ridge beam or ridge plate connects the bents at the apex of a timber frame gable. The bottoms of the rafters rest on the plate member providing a connecting link between the wall and the roof. A horizontal timber or metal resting at the peak of the roof.

Ridge beams are long rectangular rigid pieces of wood metal or stone which are placed horizontally along the ridge of the roof. Includes a frame bonnet gable hip mansard butterfly valley combination shed and more. Timber framed and historic buildings may be framed with principal rafters or timber roof trusses. The main structural parts of a roof are ceiling joists ridge board jack rafter hip rafter common rafters creeper rafters raking plates out riggers and noggings or last rafter overhang.

They provide the support for the external roofing material. Rafters and purlins are sometimes used in combination. Tie down fixings tie down fixings are used to resist uplift and shear forces lateral loads in floor framing wall framing and roof framing. Principal rafters form the sloping gable roof line on each bent.

Modern timber roofs are mostly framed with pairs of common rafters or prefabricated wooden trusses fastened together with truss connector plates. 3 06 timber frame timber flat roof 3 07 timber frame timber flat roof with parapet 3 08 timber frame lintel at window head 3 09 timber frame windows and doors jambs and cills specification within an example should 3 10 timber frame ground bearing floor insulation above slab 3 11 timber frame ground bearing floor. The rafters are really functional parts of both the walls and the roof. Ridge beams are not always required and may be omitted in some structures.

A composite decking made of solid materials. 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. The rafters and trusses are connected to the ridge board for a cohesive framework. The tops of the inclined rafters are fastened in one of several ways determined by the type of roof.

It resembles real wood and particularly strong and stable for bearing heavy load.