Attic Structure Definition

Another factor that determines whether you can convert your attic is the presence of roof rafters vs.

Attic structure definition.

Traditional rafters look like triangles. The utility of this type of structure in buildings is that a large amount of the exterior envelope remains unobstructed and can be used for windows and door openings. Attic in architecture story immediately under the roof of a structure and wholly or partly within the roof framing. This article describes and illustrates the different types of support that prevents roof sagging and wall bulging at buildings including definitions of collar ties rafter ties and structural ridge beams.

The choice of venting or not venting is a design and construction choice not a requirement determined by the physics or by the building code. Collar ties rafter ties tension beams structural ridge beams. When you see a home under construction and see lumber connected on top of the main housing structure you are looking at the roofing structure. Originally the word denoted any portion of a wall above the main cornice.

Horizontal line at the top of the roof. The rafters are the supporting beams that run from the apex to the bottom of a roof holding up the truss. The model building codes allow both vented and unvented roof assemblies. The structure is a series of trusses beams and rafters that give the roof its shape and that the roof sheathing is laid upon.

Such roofs are built with mostly timber take a number of different shapes and are covered with a variety of materials. The v cut angle along the junction of two slopes of a roof. The truss is the skeleton of a roof made of a series of parallel beams. First is the frame of the roof structure.

Eaves are the edges of a roof typically overhanging the vertical exterior walls of a building. Roof rafters or trusses. A structure located behind the higher side of a chimney or similar projections from the roof to divert rainwater around it. Trusses look like triangles with smaller triangles inside of them the boards forming these small triangles are called chords and webs.

In some applications this is preferable to a braced frame system which would leave some areas obstructed by the diagonal braces. Domestic roof construction is the framing and roof covering which is found on most detached houses in cold and temperate climates. Some of these can support the roof and prevent ridge sagging and wall spreading. Eaves on a sloped roof the horizontal underside that projects out from the house wall.