Parts Of Roof Framing Plan

Tie down fixings tie down fixings are used to resist uplift and shear forces lateral loads in floor framing wall framing and roof framing.

Parts of roof framing plan.

Refer to the figure as you study the terms discussed in the next paragraphs. The run or half the building span is the base of the triangle. Span is the horizontal distance between the outside. The point at which all the raftersare attached to.

Calculating roof material from rafter plans the roof plan shows the rafter direction and spacing but not the rafter length. A waterproofing seal installed along the roof s valley line with taktekkernbergen no. Ridge horizontal ridge length. A waterproofing layer that protects the roof valleys from leaking.

Then gather your measurements by calculating the run rise and length of each rafter segment in feet and the pitch of your roof in inches. Add all the common and jack rafter horizontal run lengths them multiply by the factor. The rise or height of the roof at its peak is the altitude of the triangle. Ridge board v s beam.

A ridge board is a horizontal member of the roof frame. Calculate the ratio of the rafters horizontal run to its slope length. The framing of a basic gable roof is based on a right angle triangle and the various roof framing components fit the triangle. Parts of a roof.

Transfers the loadof the roof through the raftersto walls below. Ridge beam sits below the rafters. Stick framing truss framing. Roof features associated with basic roof framing terms are shown in figure 2 2.

Within the roofing industry there are two basic types of roof framing. To frame a roof start by choosing a roof style like a frame or gabled. And the line length measurement from the roof peak to the building wall is the hypotenuse. One of a series of diagonal members of the truss that meet at the apex in order to support the roof deck and its loads.

Ridge board ridge beam. 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.