Flat Roof Framing Plan Details

Gable roof framing plan.

Flat roof framing plan details. Roof frame plan roof frame plan details the rafters and the spacing of the roof. If you plan to have eaves to protect the shed walls make sure you add the extra length when measuring the rafters. The strengths of modern flat roof house plans. When framing a flat roof you will need to create a slight incline.

And the line length measurement from the roof peak to the building wall is the hypotenuse. Waterproof membrane to prevent water penetrating the structure and interior of the building roof deck providing the base for the waterproof membrane and in some cases the insulation. From there the flat roof system you choose will determine the materials you apply. Some roofs actually slope in several directions ensuring optimal water runoff.

They focus on the importance of flat roof which is their selling theme. The run or half the building span is the base of the triangle. A frames are tall symmetrical frames requiring only one type of rafter to be constructed. It will be a genuine idea to consider the modern flat roof house plans for various positive reasons.

Refer to the figure as you study the terms discussed in the next paragraphs. Parts of a roof a ridge board is a horizontal member of the roof frame. Features associated with basic roof framing terms are shown in figure 2 2. A flat roof usually consists of the following.

Span is the horizontal distance between the outside top plates or the base of two abutting right triangles. Some basic roof styles include. Flat roofs are always built at a slight incline at least 1 8 inch per foot. Skillion shed style roof framing the skillion and shed style roofs are framed with a single slope 2 4 or 2 6 or thicker rafters spanning from the low wall to the high wall.

The steels or rsj s rolled steel joists are often built into one or both walls to give added stability to the roof structure. Above all the major benefit is being simple in construction process. This will help you create a flat roof framing plan. The rise or height of the roof at its peak is the altitude of the triangle.

On a basic level flat roof construction comes in the form of roofing timbers or joists as they are more commonly known or steels that are laid across two uprights walls in most cases. Underneath the basics flat roofs are usually constructed with a ceiling nailed to joists which support a deck usually wood in residential construction a vapor barrier insulation and a roof board. The way that you construct the roof and plan for its construction will depend most of all on how you want it to look. The point at which all the rafters are.

Looked at from the birds eye view. The framing of a basic gable roof is based on a right angle triangle and the various roof framing components fit the triangle.