Pitched Roof Construction Terms

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Pitched roof construction terms.

There are two main types of roof construction. Another pitched roof construction manner is the truss roof method. A flat roof is made of six basic components. The same roof has a 4 12 or 1 3 pitch.

Alternatives to natural slate are manmade alternatives some are lighter. This type of construction involves the use of factory made frames called tresses. Roofing a illustrated glossary of roofing terms used in the building trade. 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.

The pitch of a roof is its vertical rise over its horizontal span. Pitched or sloping roofs. There are two basic methods of pitched roof construction. The terms pitch and slope are simply two different ways of expressing the same measurement.

A roof comprising a mono pitched roof or for larger buildings series of clarification needed mono pitched roofs with vertical surfaces glazed and pitched upward in general terms away from the equator though other directions suit if direct sunlight is desired and where rooftop access may otherwise be impracticable. 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. Usually suitable for pitched roofs with a slope of 23 or greater larger slates can be used for even lower slopes. 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.

However most often a ratio of pitch also fraction is slang used for the more useful slope of rise over run of just one side half the span of a dual pitched roof.