4 in a membrane roof system.
Residential roof structure terminology.
A horizontal timber or metal resting at the peak of the roof the rafters and trusses are connected to the ridge board for a cohesive framework.
A strip of wood usually set in or over the structural deck used to elevate and or attach a primary roof covering such as tile.
2 in a metal roof.
1 part of a pitched roof construction that receives the feet of the spars sp ars and ceiling joist ends.
Means centers a typical line to which carpenters layout framing domestic roof construction is the framing and roof covering which is found on most detached houses in cold and temperate climates.
Such roofs are built with mostly timber take a number of different shapes and are covered with a variety of materials.
Contains a gable at each end.
It is the form most commonly used by.
The lower plane has a steeper slope than the upper.
A type of roof containing two sloping planes of different pitches on each side of the ridge.
The same roof has a 4 12 or 1 3 pitch.
3 part of a suspended timber floor construction that provides a level bearing and.
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.
A narrow plastic wood or metal bar which is used to fasten or hold the roof membrane and or base flashing in place.
Gable a gable roof has a ridge at the center and slopes in two directions.
A composite decking made of solid materials it resembles real wood and particularly strong and stable for bearing heavy load.
A type of roof containing sloping planes of the same pitch on each side of the ridge.
An example of each is shown in figure 2 1.
Contains a gable at each end.
The terms pitch and slope are simply two different ways of expressing the same measurement.
Common types of roofs and basic framing terms.
A metal closure set over or covering the joint between adjacent metal panels.
1 cap or cover.
Definition of structural ridge or ridge beam used in roof framing a structural ridge beam is a horizontal beam placed at the peak or ridge of a roof and is designed to carry much of the live and dead loads or weight of the roof structure by itself.
2 part of a flat roof structure that receives the ends of the flat roof joists.
