Traditional Timber Roof Design

Traditional or cut roofs usually comprise a series of sloping timbers rafters fixed to a wall plate at their feet and a ridge board or possibly a wall plate at their head.

Traditional timber roof design.

Also different architectural styles will use the same type of roof. The finished structure is readily adaptable. There are two basic methods of pitched roof construction. It s an excellent roof design for homes with separate wings.

The timbers are often 400mm or so centres and vary in size according to span. Traditional or cut roof the traditional option is steeply pitched rarely less than 35. Dormers have a home window that predicts up and down from a conventional angled roof developing an expanded home window in the roof. This kind of design of timber roof trusses pdf is most prominent in loft space conversions offering a simple method of increasing the area and also all natural light in the transformed loft space space cheap viagra.

A front gable roof is placed at the entrance of the house. However other timbers may be equally or more acceptable as indicated above. Use a cross gable to accent different areas of the home such as the garage porch or dormers. Hayward designs the most efficient roof system possible within the constraints specified by the structural engineer.

The rafters are the main load bearing elements of the 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. They span from the wallplate to the ridge board providing a platform for the underlay battens and tiles. 50mm wide by 75mm 100mm or 125mm deep are all.

Truss a network of pre made usually double sloped beams connected or bridged by a bottom beam or brace. This design is often seen in colonial style houses. Traditional structural oak roof trusses can also be made from reclaimed timber. It s often seen in cape cod and tudor styles houses.

Trusses are the more modern engineered method for supporting a roof. A cut roof this is the traditional method of cutting the timber on site and building up the roof using rafters ridge boards joists and purlins etc the exact details being determined by the size of roof size of timbers etc. The common truss pictured above is an a frame that fits double sloped houses. This reflects the weatherproofing requirements of older roofing materials like thatch and peg tiles.

Where traditional structural roof trusses are required then green oak air dried oak seasoned oak or kiln dried oak were and are often used. Rafters are the traditional method for supporting a roof.