Roof Framing Plan Meaning

Includes a frame bonnet gable hip mansard butterfly valley combination shed and more.

Roof framing plan meaning.

This gallery includes terrific roof design illustrations so you can easily see the differences between types of roofs. The hip or valley rafter forms a diagonal on the roof and the length of that diagonal is 17 for each 12 of run of the common rafters. You will then have to choose between two very different types of roof framing stick framing vs. Figure 2 2 roof framing terms.

As you can see the initial plan for framing your roof needs to take into account several key variables such as the shape of the roof and any relevant community building codes. Transfers the load of the roof through the raftersto walls. Collar ties rafter ties tension beams structural ridge beams. Parts of a roof a ridge board is a horizontal member of the roof frame.

Essential advice for owner builders. Line length is the hyptenuse of the triangle whose. Discover the 36 different types of roofs for a house. In this type of plan the measurement details of the framing materials are included as well as.

Some of these can support the roof and prevent ridge sagging and wall spreading. 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. 1 8 pitch is given so 24 x 1 8 equals 3 or unit of rise in inches. The point at which all the rafters are attached to.

This article describes and illustrates the different types of support that prevents roof sagging and wall bulging at buildings including definitions of collar ties rafter ties and structural ridge beams. 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. Framing a roof is the last step in framing new construction. Projects that are more complex will include a roof framing plan in both residential and commercial projects.

A roof framing plan possibly a floor framing plan. As you can see in the illustration below roofs have hip rafters ridge boards jack rafters and more. Conclusions on roof framing. Roof framing plan what is roof framing plan.

When working on a roof it pays to be familiar with these terms. Roof framing involves a lexicon all its own. A roof framing plan focuses on the structures and supports used to construct the roof and is different from the standard roof plan. Here is a closer look at common roofing terms.