Timber Frame Roof

A timber frame truss roof with ridge beams and common rafters can provide a larger space between each truss.

Timber frame roof.

A simple timber frame made of straight vertical and horizontal pieces with a common rafter roof without purlins. Timber framing in america is an art of craftsmanship brought by the settlers in the 1500 s. Many people still think that the roof structures of timber framed buildings look like the upside down hulls of boats. Timber frame solutions inc.

The common rafters are often smaller than the truss timbers to differentiate between the primary and secondary timber frame elements. The distinction presented here is that the roof load is carried by the exterior walls. Inside and outside living. The timber frame ceiling can be at the roofline rather than tied to the base of the truss s lower beam and individual rooms can have varying ceiling heights thanks to that flexibility.

The term box frame is not well defined and has been used for any kind of framing with the usual exception of cruck framing. We like common rafters between each truss thereby giving a rhythm to the roof structure. Shipwrights were the original american timber framers.