Parts Of Roofing Frame

Truss the truss is a framework comprised of wooden beams that helps to support the roof.

Parts of roofing frame.

Roof edge or eaves edge attic. Rafters these are wooden beams that run from the top of the roof to the bottom. Rafters make the main framework of the entire roof irrespective of the type of the roof. Part of a roof s frame a ridge board runs horizontally along the peak of a sloped roof.

The rafters when combined together help to form the truss. It is often used in simple roof trusses such as in the shed porch and garage. A composite decking made of solid materials it resembles real wood and particularly strong and stable for bearing heavy load. Parts of a roof a basic conventional roof consists of rafters ceiling joists and a ridge board as shown in figure 17 3.

Find out what the different parts of a roof frame are called and what purpose they serve. First is the frame of the roof structure. The ridge is the horizontal peak of the roof. The truss is the skeleton of a roof made of a series of parallel beams.

See chapter 18 hip valley and jack rafters. More complex roofs include other elements such as braces valley rafters and jack rafters. The attic must be ventilated to protect the roofing system against excessive. Hip this is an external angle formed by the intersection of two sloping roof planes.

The ridge is the peak where two sloped roof sections meet. From purlins to beams props struts rafters ties crowns and fascias. It is a waterproofing layer made of regular felt stacked above the solid. To frame a roof start by choosing a roof style like a frame or gabled.

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. For the most part though a typical roof structure will consist of the following parts. Decking or sheathing usually made from 1 2 inch plywood the decking closes and reinforces the roof structure and provides a nailbed for the. The rafters are the supporting beams that run from the apex to the bottom of a roof holding up the truss.

It rests on the main frame of the wall and is inclined up to meet the ridge of another rafter where they are fastened together. The king post roof truss is the simplest of the trusses because of its simple composition. The space under the roof. In a nutshell it s made up of a central vertical post called the king post two rafters meeting at the apex and a tie beam or the horizontal base.

They are usually spaced with 16 48 inches between each other.