Frame Roof Design

It s steep pointed roof which extends all the way to the ground or close to the ground.

Frame roof design. Here we have a wood framed gable roof. Roof framing is one of those carpenter skills that appears quite complicated and indeed some roof designs are difficult. This is the basic problem involved in determining the length of a roof rafter a brace or any other member that forms the hypotenuse of an actual or imaginary right triangle. Gable roofs can be problematic in high wind and hurricane areas.

High winds can also cause materials to peel away from gable roofs. A single shell roof is also called warm roof and it is an unventilated roof. If the frames are not properly constructed with adequate supports the roof can collapse. Building strong stick frame roofs although truss designed roofs are predominant throughout most of the residential construction industry there are regions where building with stick frame roofs is still common.

Roofs are basically five types. Valleys the inverse of a ridge or lines that appear to go inward on a roof. The gable roof hip roof gambrel roof flat roof shed roof mansard roof and many more custom roof types. There are several roof types.

Let s consider a basic gable wood roof framing design. The roof makes up much or all off the walls of the home. Roof framing depends on the type of roof you want to build. Framers stick building a hip roof you can learn a great deal about roof framing by understanding the concepts of framing a gable or shed roof.

The a frame is very easy to identify. Partially these will depend on the style of roof you ve selected but you ll also have some wiggle room depending on the design elements of the house. Shed gable hip gambrel and mansard. Floor beam span tables of residential structural design we will now look at roof rafter and beam design.

It s a very simple roof design and is inexpensive because the roof serves as both roof and walls. The roof frame work mainly consists of purlins inferior purlin central purlin and ridge purlin ridge collar rafter and roofing battens. Another common design in the northeast is the saltbox which is a gable roof with one longer side. The image below shows a cross section of our simple 12 x 13 house from the joist span tables section of this tutorial.

A distinction is made between single shell and double shell roofs. The typical use case for a warm roof is the flat roof. The framing square is used most frequently to find the length of the hypotenuse longest side of a right triangle when the lengths of the other two sides are known. Continuing on from part 3.

Generally wherever 2 sloped planes connect other than at a peak point a valley is formed.