Roof Structure Terminology Uk

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.

Roof structure terminology uk.

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. Domestic roof construction is the framing and roof covering which is found on most detached houses in cold and temperate climates. The following is a list of terms or phrases commonly used in the roofing industry. This house s roof construction used prefabricated trusses from turner timber with dormer windows factored into the design on the front elevation image.

1 part of a pitched roof construction that receives the feet of the spars sp ars and ceiling joist ends. 2 part of a flat roof structure that receives the ends of the flat roof joists. This is the. Abutment an intersection usually between a roof and a wall.

The same roof has a 4 12 or 1 3 pitch. Such roofs are built with mostly timber take a number of different shapes and are covered with a variety of materials. The terms pitch and slope are simply two different ways of expressing the same measurement. Common sizes are 460x305mm and 610x355mm although other sizes.

The main factors which influence the shape of roofs are the climate and the materials available for roof structure and the outer covering. A composite decking made of solid materials it resembles real wood and particularly strong and stable for bearing heavy load. To search the glossary for a specific word or phrase hit the ctrl and f buttons on your keyboard simultaneously and enter the keyword you wish to search for. Roof terminology is also not rigidly defined.

Common roofing terms defined explained. Each term is accompanied by a brief definition. There are two main types of roof construction. 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.

Trussed roofing appeared in the uk in the 1960s and rapidly took over the new housebuilding scene. 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. Slate most uk supplies have come in the past from wales this is still available but pricey in recent years spanish slate has been imported at a lower cost reclaimed welsh slate is also available. Roof shapes differ greatly from region to region.

Roofing a illustrated glossary of roofing terms used in the building trade. Airbrick a perforated brick terracotta or plastic vent built into a. 3 part of a suspended timber floor construction that provides a level. A flat roof is made of six basic components.

Pitched or sloping roofs. Access tower a portable scaffold that allows quick and cheap access to high areas. The edge of a roof which runs from eaves to ridge at a gable.