Timber Frame Roof Construction Details

Framing a roof is the last step in framing new construction.

Timber frame roof construction details. Introduction to flat roof details. 44 0 1483 770863 e mail. Timber framing in our time power tools have made the components for the timber frame easier to refine but the methods for joining and principles of construction are largely unchanged from the 1600 s here a timberwright lays out a knee brace to be inserted in a mortise cut in the column and beam to give the bent additional lateral stability. Wood frame or glued laminated arches for roof con struction which spring from the floor line or grade and do not support floor loads shall have members not less than 6 inches nominal in width and 8 inches nominal in depth for the lower half of the height and not less than 6 inches.

Modern timber roofs are mostly framed with pairs of common rafters or prefabricated wooden trusses fastened together with truss connector plates timber framed and historic buildings may be framed with principal rafters or timber roof trusses roofs are also designated as warm or cold roof depending on how they are designed and built with regard to thermal building insulation and ventilation. That will help you remember certain factors and details to build the best possible flat roof. While most home builders will outsource the construction of roofing trusses the rafter supports of the roof itself learning to frame a roof yourself is one of the true arts of carpentry and a basic primer is covered below. Having a manual for warm flat roof construction with details and a summary of rules to follow helps.

3 05 timber frame pitched roof. 44 0 1483 769518 fax. The basic construction of a flat roof starts with roofing timber that is laid across two upright items usually two walls. Now we focus on being timber framers but still design with the knowledge that comes from years of building experience.

Ventilated batten void warm roof gable 3 06 timber frame timber flat roof 3 07 timber frame timber flat roof with parapet 3 08 timber frame lintel at window head 3 09 timber frame windows and doors jambs and cills specification within an example should 3 10 timber frame ground. Government accredited details developed by bre for local government search. The roof is a key element of the building structure providing protection from the elements and has a vital role in reducing heat loss from the building. Roofs tend to be either pitched or flat and typically in residential construction timber is the most common material used.

2 heavy timber construction details. 3 10 ground bearing floor slab.