Pitched Roof Roof Structure Terminology

A roof that has two pitches on each slope.

Pitched roof roof structure terminology.

The inherent strength and integrity of the triangular form makes the roof a sound structure. Collar tie also collar beam in profile the framing of a conventional pitched roof forms a triangle. These roofs often include living accommodation in the roof void. Dormer window a vertical window or opening coming through a sloping roof and usually provided with its own pitched roof.

Mirrored pairs of rafters meet at a ridge and are connected across the base by a ceiling joist. 2 1 duo pitched roof. Easily identified by their triangular shape gable roofs are generally two sided with a peak formed at the top hip. All four sides slope downwards and are all equal in length to form a ridge at the top of the roof.

A pitched roof is a roof that slopes downwards typically in two parts at an angle from a central ridge but sometimes in one part from one edge to another. This truss form is often introduced into domestic housing in conjunction with the conventional duo pitched roof to form an interesting roof line. Angle a equals angle b. Part of roof construction.

A purlin normally supports the rafters where the two pitches on the same elevation meet. Cupola a relatively small roofed structure generally set on the ridge or peak of a main roof area. 2 4 truncated duo pitched roof. The slope of a roof.

The pitch of a roof is its vertical rise divided by its horizontal span and is a measure of its steepness. Angle f equals angle g. This is the most common roof shape with equal pitches on either side i e. A horizontal timber beam providing intermediate.

Pitched roofs are constructed in two ways.