Timber Roof Truss Terminology

Rafters have a tendency to flatten under gravity thrusting outwards on the walls.

Timber roof truss terminology.

A glossary of terms to ensure you re always in the know. Truss that supports creeper trusses and creates hip roof plane. This includes not only the designing manufacturing and delivery of the timber roof trusses but also the supplying and installation of various types of roof covering such as concrete roof tiles and metal roof sheeting. Apex the latin geometrical term for summit peak tip top or extreme end.

Rafters are considered by the public and often by professionals to be the most cost effective roofing solution but this is a misconception. Truss terminology typical truss layout and truss types note. You don t have to be a timber framing expert to be able to identify the various parts of your home s structure or to appreciate the unique beauty of its various components. The manufacture and erection of timber roof trusses and in the roof.

Collar ties rafter ties tension beams structural ridge beams. Roof trusses manufacturers terminology apex peak. A push compression or pull tension acting along the length of a member. Bracing not shown for clarity truss that creates roof planes and does not support other trusses truss that creates hip plane by truncating and allowing hip jacks truss top chords to fly over.

Lcp roofing offers a complete turn key roofing solution. The highest point on a truss where the sloping top chords meet figures 3 4 6. Floor joist a timber or steel beam which directly supports flooring in common with other joists or a ceiling lining as a roof joist types of floor joists generally used by gte are engineered timber or metalweb joists at 600mm centres or. Barn roof a barn roof is known as a gambrel or.

On the truss layout. Stubbed duo with raised ends in support areas is used at higher loads because this design is able to withstand higher roofing and snow loads than duo timber trusses. The highest point on a truss where the sloping top chords meet. It is the highest point and is typically used to refer to the vertex opposite some base or lowest point.

Some myths about roof rafters. Some of these can support the roof and prevent ridge sagging and wall spreading. Truss and roof terminology apex. A tapered timber member used to give a fall to flat roof areas or adjust the pitch on a roof truss.

Most timber frame owners quickly learn these terms because they take great pride in their homes which are often composed of signature arrangements of posts beams trusses embellishments and other framing options. Structural support of trusses usually walls normally with a timber wall plate.