Pitched Roof Roof Structure Terminology

This truss form is often introduced into domestic housing in conjunction with the conventional duo pitched roof to form an interesting roof line.

Pitched roof roof structure terminology.

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

This is the most common roof shape with equal pitches on either side i e. All four sides slope downwards and are all equal in length to form a ridge at the top of the roof. The pitch of a roof is its vertical rise divided by its horizontal span and is a measure of its steepness. 2 1 duo pitched roof.

Angle a equals angle b. A 4 in 12 pitch means the roof rises 4 inches for every 12 inches of horizontal distance. The word pitch was first used in the early 17th century to denote the highest point.