Parts Of A Roof Framing

There are various national and local construction codes that dictate the structure of your roof frame.

Parts of a roof framing.

A purlin is a horizontal piece of timber or metal which supports the roof s rafters or decking and helps to prevent your roof from sagging. Supported by lally columns. Ridge board v s beam. 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.

A composite decking made of solid materials. Ridge board ridge beam. Ridge beam sits below the rafters. Parts of a roof.

Rafters are sloped beams that run from the roof s ridge to the eaves. Tie down fixings tie down fixings are used to resist uplift and shear forces lateral loads in floor framing wall framing and roof framing. A ridge board is a horizontal member of the roof frame. The point at which all the raftersare attached to.

A hip rafter extends from the wall plate to the ridge in the angle of a hip roof. A horizontal timber or metal resting at the peak of the roof. The rafters are really functional parts of both the walls and the roof. Roof frame when they build a home contractors will add a wooden frame for the roof on top of the house.

The rafters are not framed into the plate but are simply nailed to it. The rafters and trusses are connected to the ridge board for a cohesive framework. The structural relationship between the rafters and the wall is the same in all types of roofs. This framing also called a roof truss serves as the roof s skeleton which the other parts of the roof will all rest on.

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