Roof Framing

flat roof

a roof with an almost level slope (usually 3:12 or less)

shed roof

a roof with only one sloping plane and no hips, ridges or valleys; also called a lean-to

rafter

sloping structural framing member in a roofing system

gambrel roof

sometimes known as a mansard roof; it is symmetrical with a shallow upper slope which connects to a steep lower slope

fascia

the long, straight board that runs horizontally along the lower edge of the roof

gable roof

the most common type of roof in modern carpentry with two sloping sides and a gable at each end

intersecting roof

the roof of irregular shaped buildings; valleys are formed at the intersection of the roofs

hip roof

the strongest type of roof that has four sloping sides and is braced by four hip rafters

valley

the v-shaped part of a roof that is formed when two roof surfaces intersect