Parts Of A Timber Framed Roof

There is a hierarchy of timber framing at work here with trusses supporting the ridge and purlin beams.

Parts of a timber framed roof.

Intricate roofs have many parts that incorporate several of the basic roof designs such as a gable roof sitting atop a gambrel or variations of the gable valley roof design using one or a variety of different types of roof trusses also see our very detailed diagrams showing the different parts of a roof truss. And although architecture evolves over time and frame designs may vary widely from one house to. Where conventionally built homes usually contain thousands of individual wood parts all of which disappear from sight as interior finished surfaces are applied timber frame homes may contain fewer than 200 key structural components that remain visible to occupants when the home is complete. Timber framing and post and beam construction are traditional methods of building with heavy timbers creating structures using squared off and carefully fitted and joined timbers with joints secured by large wooden pegs.

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. 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. The main decision that needs to be made with erecting a roof is which material to use for its construction. It is commonplace in wooden buildings through the 19th century.

Also different architectural styles will use the same type of roof. A composite decking made of solid materials it resembles real wood and particularly strong and stable for bearing heavy load. A timber frame truss roof with ridge beam purlins and common rafters is a stunning combination that creates visual interest and structural complexity. It is a waterproofing layer made of regular felt stacked above the solid.

Timber vs metal frames. 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 bearing floor insulation above slab 3 11 timber frame ground bearing floor. If the structural frame of load bearing timber is left exposed on the exterior of the building it may be. A horizontal timber or metal resting at the peak of the roof the rafters and trusses are connected to the ridge board for a cohesive framework.

Above these components is a rack of common rafters.