Parts Of A Roof Framing

Supported by lally columns.

Parts of a roof framing.

Some are cut to fit the plate whereas others in hasty. 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. Horizontal beams supported by posts and used to support the mid span of rafters to cover longer spans. The structural relationship between the rafters and the wall is the same in all types of roofs.

Rafters these are wooden beams that run from the top of the roof to the bottom. Parts of a roof decking or sheathing roof edge or eaves edge attic saddle ridge valley underlay membrane eaves membrane underlay membrane drip edge roof vents deflector plumbing vent flashing joint covers shingles. The point at which all the raftersare attached to. 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.

The wall and the roof. These are used in large buildings like the traditional large old barns in the us. The rafters and trusses are connected to the ridge board for a cohesive framework. Ridge board v s beam.

Hip this is an external angle formed by the intersection of two sloping roof planes. Rafters are sloped beams that run from the roof s ridge to the eaves. Ridge beam sits below the rafters. The rafters are not framed into the plate but are simply nailed to it.

The rafters when combined together help to form the truss. Roof frame when they build a home contractors will add a wooden frame for the roof on top of the house. The framing style of the roof refers to the actual components of each roofing truss and the design of the structural foundation of that roof. There are various national and local construction codes that dictate the structure of your roof frame.

A horizontal timber or metal resting at the peak of the roof. Partially these will depend on the style of roof you ve selected but you ll also have some wiggle room depending on the design elements of the house. A ridge board is a horizontal member of the roof frame. Roof truss parts explained.

A hip rafter extends from the wall plate to the ridge in the angle of a hip roof. Transfers the loadof the roof through the raftersto walls below. This framing also called a roof truss serves as the roof s skeleton which the other parts of the roof will all rest on. Parts of a roof.

Truss the truss is a framework comprised of wooden beams that helps to support the roof. 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. Tie down fixings tie down fixings are used to resist uplift and shear forces lateral loads in floor framing wall framing and roof framing. The rafters are really functional parts of both the walls and the roof.