Lp I Joist Roof Rafters

Not shown are the hip and valley rafters needed to tie the roof together where the rafters are framed at an angle to each other.

Lp i joist roof rafters.

They can be trimmed on site and long lengths allow ceilings and floors to be designed with fewer pieces saving installation time. Build sturdy stable floors with wider flanges. In a typical roof framed with dimension lumber the rafters rest on the exterior wall top plate at the lower end and bear against a ridge board at the top. Conventional framing the first thing to understand is how a roof framed with wood i joists differs structurally from a traditional stick framed roof.

The function of each component is. In a rafter roof all of these components are required to provide a stable roof. The function of each component is. The rafters carry the applied loads to the exterior walls.

The ridge board is non load bearing and merely provides the point of connection for the opposing rafters and is only a nominal 1 thick. Lp solidstart i joists are straighter and more uniform in strength stiffness and size than traditional lumber providing a strong sturdy floor. Joists and collar ties. The rafters carry the applied loads to the exterior walls.