Hip And Valley Roof Framing Pdf

Now outline the biggest rectangle inside the building layout.
Hip and valley roof framing pdf. 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. Tie down fixings tie down fixings are used to resist uplift and shear forces lateral loads in floor framing wall framing and roof framing. The general arrangement of rafters shown in the larger drawing. In a rafter roof all of these components are required to provide a stable roof.
For regular hips and valleys where the roof sections have the same slope and meet to form a 90 degree angle. Label and identify the parts of a 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. Hip and valley roof framing is no so complex as compared to hip roof framing procedures.
Battens must be installed to support the entire width and length of ridge eave hip valley and gable end trims. 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. Define ridge board rafter hip valley sheathing fascia soffit dormer and pitch. Here roofs are constructed with an angle of 90 degrees.
The point at which all the rafters are attached to. The function of each component is. Metal roofing source toll free 1 877 833 3237. Roof framing is the last major framing activity in the construction of a house.
Repeat the run not the length of a common rafter for precision the thickness of the ridge board and any eave. Nd it in the text write down the defi nition. Now draw the centerlines for all rectangles that are formed inside. Transfers the load of the roof.
Parts of a roof a ridge board is a horizontal member of the roof frame. An example of each is shown in figure 2 1. Prescriptive roof consisting of the rafters a ridge board ceiling joists and collar ties. 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.
First of all you need to design the layout of building. Gable a gable roof has a ridge at the center and slopes in two directions. Shed or lean to roof gambrel roof mansard roof dutch hip roof hip roof hip valley roof low slope flat roof gable roof gable roof dormer gable valley roof gable roof with shed. 504 chapter 18 hip valley jack rafters.
The roof framing plan. It is the form most commonly used by. 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. Rick arnold frequent contributor to fine homebuilding and the journal of light construction presenter at jlc live the katz roadshow the remodeling show.