Hip And Valley Roof Framing Pdf

Not shown are the hip and valley rafters needed to tie the roof together where the rafters are framed at an angle to each other.

Hip and valley roof framing pdf.

Tie down fixings tie down fixings are used to resist uplift and shear forces lateral loads in floor framing wall framing and roof framing. Repeat the run not the length of a common rafter for precision the thickness of the ridge board and any eave. A mastery of roof framing with hip valley and jack rafters is what distinguishes the true hip rafters 18 1 figure 18 1 hip jack and valley rafters roof anatomy a. An example of each is shown in figure 2 1.

First of all you need to design the layout of building. Here roofs are constructed with an angle of 90 degrees. The roof framing plan. 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.

For regular hips and valleys where the roof sections have the same slope and meet to form a 90 degree angle. Now draw the centerlines for all rectangles that are formed inside. Define ridge board rafter hip valley sheathing fascia soffit dormer and pitch. Rick arnold frequent contributor to fine homebuilding and the journal of light construction presenter at jlc live the katz roadshow the remodeling show.

Metal roofing source toll free 1 877 833 3237. Label and identify the parts of a roof framing plan. Common types of roofs and basic framing terms. In a rafter roof all of these components are required to provide a stable roof.

Roof framing is the last major framing activity in the construction of a house. The function of each component is. The hip and valley factor is a number that is multiplied by the actual run horizontal distance of a common rafter to determine the length of a hip or valley rafter. Nd it in the text write down the defi nition.

It is the form most commonly used by. Battens or purlins as they are sometimes called must be fastened to the roof joist or trusses with the proper length and number of fasteners to prevent pullout. Battens must be installed to support the entire width and length of ridge eave hip valley and gable end trims. The point at which all the rafters are attached to.

Now outline the biggest rectangle inside the building layout. 504 chapter 18 hip valley jack rafters. Parts of a roof a ridge board is a horizontal member of the roof frame. Parts of a roof 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.

The general arrangement of rafters shown in the larger drawing. Transfers the load of the roof. Gable a gable roof has a ridge at the center and slopes in two directions. Hip and valley roof framing is no so complex as compared to hip roof framing procedures.