Parts Of A Wooden Roof Structure

The rafters when combined together help to form the truss.

Parts of a wooden roof structure. The roof truss structure and design is integral to roof structural integrity and shape. Roof edge or eaves edge all the boards running along the edge of the roof or eaves. Rafters these are wooden beams that run from the top of the roof to the bottom. Under the quebec construction code certain kinds of particleboard are also authorized.

These hip rafters run at a 45 angle from each corner of the building to the ridge. The gable end the house wall on a conventional simple gable roof such as shown in our sketch is the triangular end wall arrows 17 22 23 and 31 see roof ventilation specifications definition of the rake area of the roof or ends of the roof itself may overhang the gable end wall. Roofs are the crown of any establishment. Hip the hip roof has four sloping sides.

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. The rake is the edge of the gable roof that runs parallel to. It is a waterproofing layer made of regular felt stacked above the solid. A disadvantage of the hip roof is that it is more difficult to construct than a gable roof.

There are many types of roof trusses as wall as many types of roofs more types than there are parts. Rafters have a tendency to flatten under gravity thrusting outwards on the walls. A timber roof truss is a structural framework of timbers designed to bridge the space above a room and to provide support for a roof trusses usually occur at regular intervals linked by longitudinal timbers such as purlins the space between each truss is known as a bay. Also known as a fascia.

The structure itself is 95 m 312 ft long and 55 m 180 ft wide and the roof contains 785 panes of. A composite decking made of solid materials it resembles real wood and particularly strong and stable for bearing heavy load. A short video using computer modelling to explain the general structural principles of domestic timber roofing. And can be used on any type of structure.

The national botanic garden of wales has the largest single span roof in the world. It not just covers but even protects the main structure of the building from harsh weather conditions. Usually made from 1 2 inch plywood the decking closes and reinforces the roof structure and provides a nailbed for the shingles. Truss the truss is a framework comprised of wooden beams that helps to support the roof.

This article and series of illustrated diagrams shows you all the parts of a basic roof truss king truss and queen truss.