Roof Framing Plan Definition

The primary object of a roof in any climate is protection from the elements.

Roof framing plan definition.

Framing a roof is the last step in framing new construction. Supported by lally columns. Building codes such as the icc s 2012 international building code section 2308 10 roof and ceiling framing typically specify that where rafter ties are used they are required at intervals ranging from 12 to 24 o c. Projects that are more complex will include a roof framing plan in both residential and commercial projects.

One of the most important parts of building a sturdy roof is the initial roof framing plan. Transfers the loadof the roof through the raftersto walls below. Mcgraw hill dictionary of architecture and construction. Depending on the roof design and the roof rafter spacing.

Another common design in the northeast is the saltbox which is a gable roof with one longer side. The roof framing plan is similar to the roof plan but in addition to showing the shape of the structure and the outline of the roof it also shows the size and direction of the framing members use to frame the roof. A ridge board is a horizontal member of the roof frame. The a frame is very easy to identify.

It s a very simple roof design and is inexpensive because the roof serves as both roof and walls. Copyright 2003 by mcgraw hill companies inc. The point at which all the raftersare attached to. In order to do roof framing properly it is important to understand the unique shape and dimensions of your roof since these will greatly impact the geometry of the roof frame.

Roof slope and rigidness are for shedding water and bearing any extra additional weight. Roofs must also be strong enough to withstand high winds. 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. Shed gable hip gambrel and mansard.

It s steep pointed roof which extends all the way to the ground or close to the ground. The roof makes up much or all off the walls of the home. Roof framing simply describes how a group of rafters and beams are fitted or joined together in order to provide support for the roof covering. A roof framing plan focuses on the structures and supports used to construct the roof and is different from the standard roof plan.

Parts of a roof. Ridge board ridge beam. Types of roofs and define common roof framing terms. A roof plan is used to show the shape of the roof.

Roof framing is one of those carpenter skills that appears quite complicated and indeed some roof designs are difficult. Roofs are basically five types. In this section we ll cover the most common types of roofs and basic framing terms.