Roof Framing Plan Definition

Ridge board v s beam.

Roof framing plan definition.

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

Types of roofs and define common roof framing terms. 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. 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. The a frame is very easy to identify.

Depending on the roof design and the roof rafter spacing. Roof slope and rigidness are for shedding water and bearing any extra additional weight. Framing a roof is the last step in framing new construction. One of the most important parts of building a sturdy roof is the initial roof framing plan.

Roofs are basically five types. Ridge board ridge beam. Ridge beam sits below the rafters. It s a very simple roof design and is inexpensive because the roof serves as both roof and walls.

In this section we ll cover the most common types of roofs and basic framing terms. The point at which all the raftersare attached to. Shed gable hip gambrel and mansard. Roofs must also be strong enough to withstand high winds.

Mcgraw hill dictionary of architecture and construction. Another common design in the northeast is the saltbox which is a gable roof with one longer side. It s steep pointed roof which extends all the way to the ground or close to the ground. Transfers the loadof the roof through the raftersto walls below.

Supported by lally columns. Projects that are more complex will include a roof framing plan in both residential and commercial projects. Copyright 2003 by mcgraw hill companies inc. 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.

A roof plan is used to show the shape of the roof. The primary object of a roof in any climate is protection from the elements. Parts of a roof.