Modern Hammer Beam Roof

A hammerbeam roof can have a single double or false hammerbeam truss.

Modern hammer beam roof.

Here at vtw we occasionally create traditional hb trusses but we often work with and design modified hb trusses. The hammer beam bent is often associated with religious structures great halls or great rooms. 48 built in 1397 and different forms of it may be seen in many of the english buildings of the fifteenth century. There are many ways to embellish this design from through tenons and radius cuts to decorative pendants or finials.

This timber truss works well in a variety of spans and roof pitches and is one of the most popular designs. A spectacular modern example of a hammer beam roof is the new gothic roof of st george s hall at windsor castle designed by giles downe and completed in 1997. The roof of richard ii s westminster hall in london 1402 with a 70 ft 21 m span is an excellent example. In a hammerbeam roof a series of short wooden horizontal beams curved support beams and wooden struts support the weight of the roof.

It uses reinforced posts curving slightly outward from the wall to support the weight. This replaced the previous flatter roof which was destroyed in the 1992 windsor castle fire. The craftsman timber truss combines beautiful features from both the hammer beam and the king post truss. Decorative metal strapping adds the special touch of the blacksmith s craftsmanship to this truss design.

A hammerbeam roof is a decorative open timber roof truss typical of english gothic architecture and has been called the most spectacular endeavour of the english medieval carpenter. The hammer beam roof is the crowning achievement in english gothic architecture and open timber roof design. The hammer beam is the short beam at the base that. The hammer beam roof is as stated considered to be a natural evolution of the triangular framing adopted at the foot of the truss ed rafter roof and consists generally of hammer beam struts collars and curved braces.

It is believed to have been first used in the great hall of westminster palace fig. They are traditionally timber framed using short beams projecting from the wall on which the rafters land essentially a tie beam which has the middle cut out. Hammer beam roof english medieval timber roof system used when a long span was needed. These short beams are called hammer beams and give this truss its name.

Without a metal tie rod and turnbuckle deep wall posts and or concealed steel connectors are needed to handle the forces this configuration will develop. Hammer beam hb trusses are certainly an engineering marvel and are one of the most open and regal truss types out there.