Oak Beam Roof

Oak roof trusses and oak roof rafters can add enormous long term value to building developments.

Oak beam roof.

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. You can also use the wood beam calculator from the american wood council website to determine maximum rafter and joist lengths. Delivery and erection service is available. Predominantly oak beams are used for decorative purposes home structures as well as roof structures the construction of oak framed buildings bridges and marine structures they can also be used for an array of external and landscaping purposes.

Recently as part of an extensive restoration project undertaken by historic scotland the hammerbeam roof of the great hall at stirling castle was completely restored. The 4 oak roof trusses are assembled and the ridge beam 2 wall plates and 6 sets of purlins are jointed ready to assemble on site. For rooms which are heavily frequented it may be 50 lbs. Multiply the loading per square foot by the area in square feet of the surface which the beams will be supporting.

Today we not only use oak beams for oak framed houses but we are building oak porches and vestibules oak framed garages and carports extending our homes with oak garden rooms summer rooms orangeries and gazebos and even housing our horses in timber framed stables. Use the span tables below to determine allowable lengths of joists and rafters based on size and standard design loads. Oak beams used in traditional timber frame construction have been used in the uk for hundreds of years. For a flat roof with snow loading this is 25 lbs.

Calculate the weight the beam must support. Exposed oak roof and complex queen post trusses with a loft ladder 5489 small attic room with exposed oak beams and oak purlins 5490 detail of a dormer window and oak purlins in a small attic 5492 detail of open trusses in a small attic room 5494 unusually designed trusses in a small attic bedroom 5496. According to the 2012 irc codes any beam joist or header shall never have a bearing of less than 1 1 2. Anything 5 and above we always at least double cripple.

Green oak from 350 perthshire trees was used to fabricate and erect 57 hammerbeam trusses. 2 x d trusses 2 x b trusses a ridge beam and 2 x wall plates. Per square foot for northern areas of the u s. 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.