Flat Wood Roof Framing

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.

Flat wood roof framing.

Of course you don t need to live in a modern house to deal with a flat roof. This will help you create a flat roof framing plan. We re going to use 2x8 lumber to make the roof frame. If you build a flat roof try to have it slope in multiple directions to drains or gutters.

Sizes of joists needed for flat roof construction. As you may imagine there is a fair amount of weight involved here in terms of boards felt etc. It is not ideal for snow or heavy rain but modern materials and proper drainage have helped. Flat roofs are always built at a slight incline at least 1 8 inch per foot.

At the same time the folded roof may vary in the slant from eighteen degrees. Steel has a much higher cost than wood nearly twice as much for materials. However it is also possible to build larger roofs using steel framing. So any timber joists that are used need to be strong enough to support this weight.

Think of a flattened hip roof. A flat roof has a slope of 1 8 per foot to 2 12. The coating material for a slanted shed roof can be varied. Some roofs actually slope in several directions ensuring optimal water runoff.

It must be clearly equals to thirty five degrees. You can do this with a foam layer that exactly fits your roof. Framing a roof is the last step in framing new construction. Slate metal tiles shingle and others.

Now that the walls are rigid from the structural sheathing we re going to tackle the framing the roof. Yet for historic modern style buildings like this old house s cambridge tv project flat roofs are at the core of the architecture meant to reflect the broad horizontal lines of the natural landscape. When framing a flat roof you will need to create a slight incline. Old asbestos roofs are often replaced with flat roofs.

Wood vs steel framing.