Roof Bracing Design

One roof brace per 25m2 of roof area see rule 8 for minimum requirements 1.

Roof bracing design.

Roof planes less than 6m2 e g. Dormers porches do not require bracing. Likewise referred to as kicked eaves a hood roof has 4 sides with a high top incline as well as a much more mild reduced incline offering cover around the sides of your home for a veranda. Roof bracing design hood roof bonnet roofing systems are basically a mansard roof backwards.

For a light roof for each 50 m of roof plan area or part thereof one roof plane diagonal brace or one roof space diagonal brace is required. The bracing described in this brochure covers both framed roofs and fully trussed roofs. Roof braces can consist of either. Roof bracing must be applied in opposing directions with the number location and tie down of bracing units to be determined as described in the relevant standard.

Table 10 16 sets out the minimum roof bracing requirements for roof plan areas including the overhangs. Roof bracing is a pre punched v shaped component that fixes in an x or v pattern to the top of the top chord to firmly brace roof trusses to the building frame. For a heavy roof for each 25 m of roof plan area or part thereof one roof plane diagonal brace or one roof space diagonal brace is required.