Roof Framing Nomenclature

However green building uses a single top plate and ensures that rafters and ceiling joists sit on the plate directly over the studs.

Roof framing nomenclature.

Standard stick framing or the newer truss framing. Nearly all roofs are framed using one of two methods. Collar tie also collar beam in profile the framing of a conventional pitched roof forms a triangle. The butt of a shingle is the end that faces down roof.

Common types of roofs and basic framing terms. This is to help prevent deflection and sag in the roof. Valley the inward angle of two sloping roof sections. Overhangs hips and dormers add greatly to the complexity of the framing.

Gable a gable roof has a ridge at the center and slopes in two directions. The top horizontal framing members of a framed wall. Roof framing can be simple or complex depending on the roof. It is the form most commonly used by the navy.

Framing consists of a doubled valley rafter in the middle that extends from a top plate corner to a second ridge board with angled jack rafters for support. On any wall panel or framing piece the beams that run horizontal at the very top and bottom of the frame are called plates. An example of each is shown in figure 2 1. At the top of a wall panel you have a top plate and at the bottom you ll have a bottom plate.

Stick truss roof framing. It is simple in design economical to construct. Mirrored pairs of rafters meet at a ridge and are connected across the base by a ceiling joist. Types of roofs the most commonly used types of pitched roof construction are the gable the hip the intersecting and the shed or lean to.

Top plate or plates in conventional western platform framing there are two top plates.