As the name suggests a flat roof is specially designed to sit as flat as possible on the top of a property typically having a pitch no greater than 15.
Roof structure terminology uk.
Domestic roof construction is the framing and roof covering which is found on most detached houses in cold and temperate climates.
Trussed roofing appeared in the uk in the 1960s and rapidly took over the new housebuilding scene.
Access tower a portable scaffold that allows quick and cheap access to high areas.
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.
Common roofing terms defined explained.
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Roofing a illustrated glossary of roofing terms used in the building trade.
A roof s slope is the number of inches it rises for every 12 inches of horizontal run a roof with a 4 in 12 slope rises 4 inches for every 12 inches of horizontal run.
Aggregate broken stone gravel or sand used with cement to form concrete aggregates may be coarse or fine and are often used in the construction of soakaways.
1 part of a pitched roof construction that receives the feet of the spars sp ars and ceiling joist ends.
A flat roof is made of six basic components.
The main factors which influence the shape of roofs are the climate and the materials available for roof structure and the outer covering.
There are two main types of roof construction.
Each term is accompanied by a brief definition.
The same roof has a 4 12 or 1 3 pitch.
Roof terminology is also not rigidly defined.
Abutment an intersection usually between a roof and a wall.
A composite decking made of solid materials it resembles real wood and particularly strong and stable for bearing heavy load.
Such roofs are built with mostly timber take a number of different shapes and are covered with a variety of materials.
It is a waterproofing layer made of regular felt stacked above the solid.
Common sizes are 460x305mm and 610x355mm although other sizes.
Roof shapes differ greatly from region to region.
This house s roof construction used prefabricated trusses from turner timber with dormer windows factored into the design on the front elevation image.
Airbrick a perforated brick terracotta or plastic vent built into a.
The terms pitch and slope are simply two different ways of expressing the same measurement.
The edge of a roof which runs from eaves to ridge at a gable.
2 part of a flat roof structure that receives the ends of the flat roof joists.
Trussed roofs are available in fink truss and open or attic truss options detailed below.
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Pitched or sloping roofs.
Usages vary slightly from region to region or from one builder or architect to another.