Roof Plate Timber

This article describes and illustrates the different types of support that prevents roof sagging and wall bulging at buildings including definitions of collar ties rafter ties and structural ridge beams.

Roof plate timber.

These are great for pergolas timber framing trusses and a lot more. A crown post is a term in traditional timber framing for a post in roof framing which stands on a tie beam or collar beam and supports a collar plate. Getting the wall plates or top plates as they are sometimes called right is important because all the ceiling joists roof rafters hips etc. Like a frame on a fine painting a beautiful timber framed structure is not complete without the mass and strength of steel plates.

This provides a fixing point for the feet of rafters and distributes the load exerted by the roof structure down through the walls without creating pressure points where each rafter meets the wall and also acts to prevent wind uplift. Historically crown posts were called king posts but this usage is confusing and obsolete. We make these custom steel connector plates to your specifications. Some of these can support the roof and prevent ridge sagging and wall spreading.

In order for all the roof components to work they must be square parallel level and fixed down properly. This page consists of beam brackets that you d put on the face of your beams or truss which is the exposed part that is in view when you are standing in front of it. Collar ties rafter ties tension beams structural ridge beams.