Gable Roof Structure Terminology

Hip the hip roof has four sloping sides.

Gable roof structure terminology.

Gable a gable roof has a ridge at the center and slopes in two directions. The same roof has a 4 12 or 1 3 pitch. Contains a gable at each end. The upper portion of a sidewall that comes to a triangular point at the ridge of a sloping roof.

A bearing timber forming part of a suspended timber floor to which the. Gable ridged dual pitched peaked saddle pack saddle saddleback span roof. Triangular upper part of wall at the end of a ridge roof hipped roof. Gutter a channel usually sheet metal installed along the down slope perimeter of a roof to convey runoff water from the roof to the downpipes.

The unseen parts of your roof. These are short spars that run from a hip to the eves or from a ridge to a valley. It is the strongest type of roof because it is braced by four hip rafters. It is the form most commonly used by the navy.

These hip rafters run at a 45 angle from each corner of the building to the ridge. The gable end is replaced by a hip end. Gable the triangular end of a housed formed at the end of a pitched roof from eaves level to apex. Mansard roof a type of roof containing two sloping planes of different pitch on each of four sides.

The lower plane has a much steeper pitch than the upper often approaching vertical. The main structural parts of a roof are ceiling joists ridge board jack rafter hip rafter common rafters creeper rafters raking plates out riggers and noggings or last rafter overhang. Like many timber frame joints it is often locked in place by the addition of hardwood dowels or pegs called trunnels tree nails. A term used to describe a pitched roof the ends of which are also sloped.

It is simple in design economical to construct and can be used on any type of structure. Hip roof parts. The terms pitch and slope are simply two different ways of expressing the same measurement. A simple roof design shaped like an inverted v.

We use the term gable trim. Trim that goes on this part of a roof is called gable or rake trim. A gambrel roof usually contains a gable at each end just like a standard gable roof. A frequently used joint in timber framing it includes a male end tenon cut onto the end of one timber that fits into a square cut matching female receptacle mortise.

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. Putting the 2 roof types together. A hip roof is a roof where the ends are also sloped. Tie down fixings tie down fixings are used to resist uplift and shear forces lateral loads in floor framing wall framing and roof framing.

The result of joining two or more gabled roof sections together forming a t or l shape for the simplest forms or any number of more complex shapes. So far we ve covered the parts.