Attic Framing Terms

At the top of a wall panel you have a top plate and at the bottom you ll have a bottom plate.

Attic framing terms.

Roof features associated with basic roof framing terms are shown in figure 2 2. These requirements cover the design and construction of roof ceiling systems including roof framing roof drainage roof sheathing ceiling finishes roof ventilation and attic access. A framing member that supports the cut ends of studs or joists usually over a window or door or at either end of a floor or ceiling opening. However green building uses a single top plate and ensures that rafters and ceiling joists sit on the plate directly over the studs.

Sway bracing there are a few ways to sway brace the wall. Ironically though it s the rafters that provide a better environment for an attic conversion because of the clear space. Some of these can support the roof and prevent ridge sagging and wall spreading. Top plate or plates in conventional western platform framing there are two top plates.

Studs are attached to plates and studs and plates combined form a wall panel. Buildings with combustible ceiling or roof construction shall have an attic access opening to attic areas that have a vertical height of 30 inches 762 mm or greater over an area of not less than 30 square feet 2 8 m 2 the vertical height shall be measured from the top of the ceiling framing members to the underside of the roof framing members. Assembling framing one member at a time on the job site instead of raising prefabricating walls or trusses as a unit. Includes illustrations that show roofs have hip rafters ridge boards jack rafters and more.

Roof framing terms are related to the parts of a triangle. Framing terms knowing the basic vocabulary is a necessary part of your work as a builder. When repairing or replacing a roof it pays to be familiar with these terms. 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.

If you have trusses it will be next to impossible to reconfigure them to allow for clear space. In the following section we ll cover some of the more common roof and rafter terms you ll need. Roof framing involves a lexicon all its own. Here is a closer look at common roofing terms.

Back to alphabetical list hip roof. Boards or plywood installed over joists on which the finish floor is laid. This is to help prevent deflection and sag in the roof. A 2x4 or 2x6 vertical framing member used to construct walls and partitions.

Collar ties rafter ties tension beams structural ridge beams.