Roof Framing Systems Definition

Building strong stick frame roofs.

Roof framing systems definition.

The exposed end of a shingle. Types of roofs and define common roof framing terms. Like wall studs and floor joists rafters and trusses are spaced every 16 or 24 inches from center to center. Roofs must also be strong enough to withstand high winds.

In this section we ll cover the most common types of roofs and basic framing terms. Timber is by far the most common material for house framing in australia. The main decision that needs to be made with erecting a roof is which material to use for its construction. With wood shingles or shakes this is the thicker end.

In profile the framing of a conventional pitched roof forms a triangle. Stick framing combines roof rafters with ceiling joists. Most roofs utilize 16 inch spacings for strength and rigidity. Framing materials are usually wood engineered wood or structural steel.

The rafters are usually positioned directly above the wall studs. Some of these can support the roof and prevent ridge sagging and wall spreading. The butt of a shingle is the end that faces down roof. The primary object of a roof in any climate is protection from the elements.

Although truss designed roofs are predominant throughout most of the residential construction industry there are regions where building with stick frame roofs is still common. Collar ties rafter ties tension beams structural ridge beams. Mirrored pairs of rafters meet at a ridge and are connected across the base by a ceiling joist. 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.

Roof slope and rigidness are for shedding water and bearing any extra additional weight. Timber vs metal frames.