Timber Frame Roof Details

Timber frame standard details september 09 building 1 grosvenor court hipley street old woking surrey tel.

Timber frame roof details.

Timber framing in america is an art of craftsmanship brought by the settlers in the 1500 s. Shipwrights were the original american timber framers. Figure 2 2 roof framing terms. The roof sheathing consisted of inch thick wide pine boards nailed to the purlins and thick enough to resist much sagging.

Wood frame or glued laminated arches for roof con struction which spring from the floor line or grade and do not support floor loads shall have members not less than 6 inches nominal in width and 8 inches nominal in depth for the lower half of the height and not less than 6 inches nominal in any dimension for the upper half of the height. Below is a sketch of the original roof wall structural details for this building. The original roof was built using purlins beams extending between gable ends. Above these components is a rack of common rafters.

Line length is the hyptenuse of the triangle whose. A timber frame truss roof with ridge beam purlins and common rafters is a stunning combination that creates visual interest and structural complexity. 1 8 pitch is given so 24 x 1 8 equals 3 or unit of rise in inches. Many people still think that the roof structures of timber framed buildings look like the upside down hulls of boats.

2 heavy timber construction details. 44 0 1483 770863 e mail.