Roof Framing Plan Definition

It s a very simple roof design and is inexpensive because the roof serves as both roof and walls.

Roof framing plan definition.

In this section we ll cover the most common types of roofs and basic framing terms. Depending on the roof design and the roof rafter spacing. Transfers the loadof the roof through the raftersto walls below. Framing a roof is the last step in framing new construction.

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. 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. Ridge board v s beam. Roof framing is one of those carpenter skills that appears quite complicated and indeed some roof designs are difficult.

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. 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. 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. A plan of each floor of a building showing the makeup of beams and girders on that floor and their connections using a simplified system of symbols and drafting linework.

Projects that are more complex will include a roof framing plan in both residential and commercial projects. The a frame is very easy to identify. Ridge beam sits below the rafters. Roof slope and rigidness are for shedding water and bearing any extra additional weight.

Parts of a roof. A roof framing plan focuses on the structures and supports used to construct the roof and is different from the standard roof plan. Types of roofs and define common roof framing terms. Ridge board ridge beam.

Roofs must also be strong enough to withstand high winds. One of the most important parts of building a sturdy roof is the initial roof framing plan. A ridge board is a horizontal member of the roof frame. Shed gable hip gambrel and mansard.

Copyright 2003 by mcgraw hill companies inc. 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. Mcgraw hill dictionary of architecture and construction.

The primary object of a roof in any climate is protection from the elements. Supported by lally columns. Another common design in the northeast is the saltbox which is a gable roof with one longer side.