Roof Beam Framing Plan

The point at which all the raftersare attached to.

Roof beam framing plan.

Transfers the loadof the roof through the raftersto walls below. 5 conclusions on roof framing. Ridge board v s beam. Ridge board ridge beam.

The loads on the ridge beam are carried by vertical posts at the beam ends down through the building structural walls to the building foundation. A ridge board is a horizontal member of the roof frame. 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. Most home builders attempting to frame a roof themselves will contract out the actual construction of the rafters by supplying the measurements necessary and having them delivered or by supplying the architectural design plan and getting the trusses appropriate.

Roof framing rafter layout. A structural ridge beam is a horizontal beam placed at the peak or ridge of a roof and is designed to carry much of the live and dead loads or weight of the roof structure by itself. In this way you can continue your floor beam structural posts all the way from the basement up to the roof beam. If your span table shows the roof beam cannot support the roof rafters for the whole length of your house you will want to choose a built up roof beam whose maximum spans are the same as or slightly longer than your chosen floor beam spans.

Parts of a roof. Measure down y height from the long point of the rafter cut and make a mark. Ridge beam sits below the rafters. From one end of the rafter material using a speed square or framing square mark an x in 12 angle on the rafter and cut it.

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. This will the first point of the rafter measurement line.