Roof Framing Plan Details

In a rafter roof all of these components are required to provide a stable roof.

Roof framing plan details.

Basic modular plan for layout and attachment of framing members. Shed roof framing process explained step by step instructions. The framing of a basic gable roof is based on a right angle triangle and the various roof framing components fit the triangle. Roof frame plan roof frame plan details the rafters and the spacing of the roof.

And the line length measurement from the roof peak to the building wall is the hypotenuse. While most home builders will outsource the construction of roofing trusses the rafter supports of the roof itself learning to frame a roof yourself is one of the true arts of carpentry and a basic primer is covered below. Time of manufacture producing mill number and the grad ing rules writing agency. Would the framing labor and material for a steep pitch victorian roof be the similar to a colonial.

The plan reader should be familiar with roof styles and the rafter components of these designs to calculate roof framing materials and framing labor. 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. A roof framing plan shows size and direction of the construction members that are required to frame a roof. Roof design roof design is a major feature of a house s architectural style.

1 8 pitch is given so 24 x 1 8 equals 3 or unit of rise in inches. Best materials ph. The run or half the building span is the base of the triangle. Gable roof framing plan.

Roof framing ceiling joists parallel to. The fascia board is the bottom plate and the ridge board the top plate. Such methods use a 4 foot design module. Keep it simple and remember.

The rise or height of the roof at its peak is the altitude of the triangle. Figure 2 2 roof framing terms. It compares the horizontal run to the vertical rise. The function of each component is.

If the unit of rise in inches is 3 then the cut is the unit of rise and the unit of run 12 inches or 3 12. The point at which all the rafters are. Line length is the hyptenuse of the triangle whose. 4 details for conventional wood frame construction.

Framing a roof is the last step in framing new construction. Stick to the basics of simplified design and use dimensions that don t generate waste. Framing a shed roof is similar to framing a wall. Prescriptive roof consisting of the rafters a ridge board ceiling joists and collar ties.