Roof Framing Terminology

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.

Roof framing terminology.

This is to help prevent deflection and sag in the roof. Collar ties rafter ties tension beams structural ridge beams. Gable a gable roof has a ridge at the center and slopes in two directions. It is simple in design economical to construct.

Roof framing involves a lexicon all its own. Here is a closer look at common roofing terms. It is the form most commonly used by the navy. A building s frame is the skeleton that supports all of the finishing features like drywall doors windows and even your roof.

It is a waterproofing layer made of regular felt stacked above the solid. Roof structure definitions support choices for sloped roofs cantilevered roofs cathedral ceiling roofs. Framing consists of a doubled valley rafter in the middle that extends from a top plate corner to a second ridge board with angled jack rafters for support. These are short spars that run from a hip to the eves or from a ridge to a valley.

Includes illustrations that show roofs have hip rafters ridge boards jack rafters and more. When repairing or replacing a roof it pays to be familiar with these terms. Common types of roofs and basic framing terms. 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.

A term used to describe a pitched roof the ends of which are also sloped. Key timber frame terminology. Top plate or plates in conventional western platform framing there are two top plates. A bearing timber forming part of a suspended timber floor to which the floor boards are nailed to the top and a ceiling may be attached beneath or.

An example of each is shown in figure 2 1. For efficiency in both construction effort and material use timber frame structures are typically erected in boxlike sections called bays consisting of two bents one on each end along with additional frame members that connect the bents and form the structure. 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. However green building uses a single top plate and ensures that rafters and ceiling joists sit on the plate directly over the studs.

The inward angle of two sloping roof sections. Some of these can support the roof and prevent ridge sagging and wall spreading.