Timber Frame Roof Construction Details

It showcases the difference between simple post and beam construction and elegant timber framed joinery.

Timber frame roof construction details.

Roofs tend to be either pitched or flat and typically in residential construction timber is the most common material used. Adding purlins between heavy timber trusses is an elegant way to reduce the cost of a timber frame roof because purlins permit an increased on center distance between trusses so you purchase fewer trusses. The shed roof or lean to is a roof having only one slope or pitch. An added benefit are the strong lines that purlins create by running parallel to the ridge beam s.

The roof is held up by walls or posts where one wall or the posts on one side are at a higher level than those on the. 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. Timber frame truss and purlins. Introduction to flat roof details.

Thermal bridges occur at all junctions in the building as well as when penetrations of the thermal insulation envelope occur. 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. Timber framing and constructions references. Tile hanging off timber frame 1 8.

Internal wall to internal wall. Thermal bridges can account for 35 50 of overall fabric. Render on timber frame 2. The charcoal is actually burnt wood acting as an insulator to slow.

Douglas fir timber with open arched wooden beams and corbels make a beautiful wood framed ceiling. Timber boarding on timber frame 1 9. Accredited construction details quinn building products junction designs to combat thermal bridging thermal bridging is a much talked about but little understood phenomenon in building design. 3 05 timber frame pitched roof.

Separating wall junctions 1 4. Building with wood by rempel building the timber frame house by benson heavy timber when exposed to fire heavy timber develops a charcoal layer at the rate of about 1 40th of an inch deep per minute of fire exposure. Non loadbearing wall junctions 1 5. Details on plan 1.

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.