Pitched Roof Roof Structure Terminology

All four sides slope downwards and are all equal in length to form a ridge at the top of the roof.

Pitched roof roof structure terminology.

The word pitch was first used in the early 17th century to denote the highest point. 2 1 duo pitched roof. Pitched roofs are constructed in two ways. This truss form is often introduced into domestic housing in conjunction with the conventional duo pitched roof to form an interesting roof line.

Easily identified by their triangular shape gable roofs are generally two sided with a peak formed at the top hip. 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. 2 4 truncated duo pitched roof.

This is the most common roof shape with equal pitches on either side i e. A 4 in 12 pitch means the roof rises 4 inches for every 12 inches of horizontal distance. Angle a equals angle b.