Roof Framing Terminology

A building s frame is the skeleton that supports all of the finishing features like drywall doors windows and even your roof.

Roof framing terminology.

The exposed end of a shingle. The rafters are usually positioned directly above the wall studs. Manufactured structural roof frame member composed of bottom cord top cord and web members. Ridge the highest point of a pitched roof that receives the head of the spars co mmon rafters rafters.

Don vandervort hometips. Gable a gable roof has a ridge at the center and slopes in two directions. Also refereed to as roof decking attaches to rafters or top cord of truss. Stick framing combines roof rafters with ceiling joists.

Top plate or plates in conventional western platform framing there are two top plates. Header a beam placed perpendicular to wall suds above doors windows or other openings to carry the weight of structural loads. This is to help prevent deflection and sag in the roof. Stick frame roof framing member supports sheathing.

It is simple in design economical to construct. Collectively with other common rafters they support a pitched roof covering. Joist parallel framing member installed horizontally to support floor and ceiling loads. When working on a roof it pays to be familiar with these terms.

Some of these can support the roof and prevent ridge sagging and wall spreading. The floor joists are nailed to the studs. Like wall studs and floor joists rafters and trusses are spaced every 16 or 24 inches from center to center. Collar ties rafter ties tension beams structural ridge beams.

Can be sheet good materials of plank sheathing. The butt of a shingle is the end that faces down roof. However green building uses a single top plate and ensures that rafters and ceiling joists sit on the plate directly over the studs. An example of each is shown in figure 2 1.

Similar to joists but inclined rising from the eaves f oot to the ridge h ead. Sometimes referred to as common rafters. Sway bracing there are a few ways to sway brace the wall. Most roofs utilize 16 inch spacings for strength and rigidity.

The end rafters that form the outside edge of the roof s rake overhang. Common types of roofs and basic framing terms. An older style of framing in which the studs in the bearing walls are run uninterrupted from the sole plate up to the roof plate. This article describes and illustrates the different types of support that prevents roof sagging and wall bulging at buildings including definitions of collar ties rafter ties and structural ridge beams.

If you re trying your hand at constructing an outbuilding like a garage shed or pole barn you ll need to understand the basic components of wall framing before you get started. It is the form most commonly used by the navy. With wood shingles or shakes this is the thicker end.