Traditional Timber Roof Construction Details

The joist acts as a tie preventing the outward deflection of the wall and increases the potential roof span.

Traditional timber roof construction details.

The most commonly used types of pitched roof construction are the gable the hip the intersecting and the shed or lean to. 7 simple traditional roofs. Post and truss. Part 4 flat roof construction.

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. This can be determined by the size of the timbers or the size of the roof. 8 simple purlin roofs. They can also be used to support a flat ceiling.

One pitched roof construction method is a cut roof method. It is the form most commonly used by. There are two basic methods of pitched roof construction. The roof is a separate structural element which bears onto the external walls the roof acting as a lid on a box.

It is possible to divide timber framed buildings into four building types. 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. Gable a gable roof has a ridge at the center and slopes in two directions. An example of each is shown in figure 2 1.

Pitched room traditional joinery traditionally roofs were constructed on site using sawn timber typically with all joints simply nailed together. By adding ceiling joists a length of timber running horizontally between the rafter feet to the couple roof form the structure becomes much more secure. Part 2 pitched roof construction. Part 3 pitched roof detail.

Roof ridges and ridge tiles roof hips and hip tiles roof valleys roof verges and lead flashings. The rafters are the main load bearing elements of the roof. Covers pitched roof detail. The overall construction of a traditional cut roof is to ensure that the load of the roof is evenly transmitted to the walls below.

Covers flat roof materials and flat. A truss roof using factory made trusses which are delivered to site complete and just erected. 10 complex new roofs. 9 complex purlin roofs.

Every member of a traditional cut roof is individually cut and assembled on site. Covers pitched roof materials basic pitched roof designs cold and warm pitched roofs and pitched roof construction. Box frame below left construction consists of wall frames connected at bay intervals by cross tie beams. They span from the wallplate to the ridge board providing a platform for the underlay battens and tiles.

11 some examples of older traditional roofs.