Roof Framing Terminology

The end rafters that form the outside edge of the roof s rake overhang.

Roof framing terminology.

An example of each is shown in figure 2 1. Gable a gable roof has a ridge at the center and slopes in two directions. Collar ties rafter ties tension beams structural ridge beams. 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.

However green building uses a single top plate and ensures that rafters and ceiling joists sit on the plate directly over the studs. Sway bracing there are a few ways to sway brace the wall. Similar to joists but inclined rising from the eaves f oot to the ridge h ead. This is to help prevent deflection and sag in the roof.

Sometimes referred to as common rafters. The floor joists are nailed to the studs. The exposed end of a shingle. The rafters are usually positioned directly above the wall studs.

The butt of a shingle is the end that faces down roof. Top plate or plates in conventional western platform framing there are two top plates. Manufactured structural roof frame member composed of bottom cord top cord and web members. Like wall studs and floor joists rafters and trusses are spaced every 16 or 24 inches from center to center.

Collectively with other common rafters they support a pitched roof covering. It is simple in design economical to construct. Stick frame roof framing member supports sheathing. Some of these can support the roof and prevent ridge sagging and wall spreading.

Can be sheet good materials of plank sheathing. Also refereed to as roof decking attaches to rafters or top cord of truss. 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. Header a beam placed perpendicular to wall suds above doors windows or other openings to carry the weight of structural loads.

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. Don vandervort hometips. Stick framing combines roof rafters with ceiling joists. Types of roofs the most commonly used types of pitched roof construction are the gable the hip the intersecting and the shed or lean to.

Ridge the highest point of a pitched roof that receives the head of the spars co mmon rafters rafters. Joist parallel framing member installed horizontally to support floor and ceiling loads. With wood shingles or shakes this is the thicker end. Most roofs utilize 16 inch spacings for strength and rigidity.

Common types of roofs and basic framing terms. Terms in this set 20 rafter. It is the form most commonly used by the navy.