Roof Truss Names Of Parts

Rafters these are wooden beams that run from the top of the roof to the bottom.

Roof truss names of parts.

The highest point on a truss where the sloping top chords meet. The rafters when combined together help to form the truss. Structural support of trusses usually walls normally with a timber wall plate. While this article focuses on configurations we also have a very cool set of illustrations showcasing the different parts anatomy of roof trusses.

Butt cut a small 90 degree cut at the end of a truss usually 1 4. Bearing cut or seat cut. Just as there are many types of roofs with many roof parts there are many different types of roof trusses this extensive article explains through a series of custom truss diagrams the different truss configurations you can use for various roofs. Horizontal beams supported by posts and used to support the mid span of rafters to cover longer spans.

Roof truss parts explained rafter. One of a series of diagonal members of the truss that meet at the apex in order to support the roof deck and its loads. One of a series of diagonal members of the truss that meet at the apex in order to support the roof deck and its loads. A horizontal cut to the bottom of a sloping bottom chord usually the width of the bearing i e.

The wall plate width see figure 7. Bottom chord splice if the truss span is too long for two bottom chords the middle bottom chord is referred to as the splice. Heel height the thickness of a truss at the end of the bottom chord. A waterproofing layer that protects the roof valleys from leaking.

Bottom chord the bottom members of a truss.