Timber Frame Roof Construction Details
The shed roof or lean to is a roof having only one slope or pitch.
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. It showcases the difference between simple post and beam construction and elegant timber framed joinery. 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. Thermal bridges occur at all junctions in the building as well as when penetrations of the thermal insulation envelope occur.
2 heavy timber construction details. 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. Separating wall junctions 1 4. 3 05 timber frame pitched roof.
Render on timber frame 2. 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. 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. The charcoal is actually burnt wood acting as an insulator to slow.
Details on plan 1. Internal wall to internal wall. An added benefit are the strong lines that purlins create by running parallel to the ridge beam s. Timber frame truss and purlins.
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. Non loadbearing wall junctions 1 5. The picture shows a timber frame guest cottage for an estate in new york. Thermal bridges can account for 35 50 of overall fabric.
It is used where large buildings are framed under one roof where hasty or temporary construction is needed and where sheds or additions are erected. 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. Introduction to flat roof details. Timber framing and constructions references.
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.