Hammer Beam Roof Definition

Richard built the magnificent hammer beam roof for the hall which can be seen to this day beneath the building s imposing 600 year old hammer beam roof at the foot of steps leading down into the hall two paths have been constructed this week to guide people through.

Hammer beam roof definition.

In place of a normal tie beam spanning the entire width of the roof short beams the hammer beams are supported by curved braces from the wall and further structure is built on top of the hammerbeams. A member of one description of roof truss called hammer beam truss which is so framed as not to have a tiebeam at the top of the wall. A hammerbeam is a form of timber roof truss allowing a hammerbeam roof to span greater than the length of any individual piece of timber in place of a normal tie beam spanning the entire width of the roof short beams the hammer beams are supported by curved braces from the wall and hammer posts or arch braces are built on top to support the rafters and typically a collar beam. Apart from the architectural features there is a regimental museum military prison the mons meg a 500 year old siege canon a 12th century chapel the great hall with an unusual hammerbeam roof the 15th century royal apartments and outstanding northward views over the gardens and geometric patterned new town.

A hammerbeam roof allows a span greater than the length of any individual piece of timber. The hammer beam is the short beam at the base that attaches to the wall. Not a true truss the construction is similar to corbeled masonry see corbel in that each set of beams steps upward and inward by resting on the ones below by means of curved braces and struts. Hammer beam trusses can have a single hammerbeam or multiple hammerbeams.

1 there is no hammer post on the hammer beam 16 17 as sometimes found in a type of arch brace truss 18 or. Diagram of a hammerbeam roof hammerbeam roof systems developed in english architecture in the medieval period. A false hammerbeam roof truss has two definitions. Richard built the magnificent hammer beam roof for the hall which can be seen to this day beneath the building s imposing 600 year old hammer beam roof at the foot of steps leading down into the hall two paths have been constructed this week to guide people through.

Hammer beam definition is either of the short horizontal beams or cantilevers projecting from the top of a pair of opposite walls to support a roof principal for a gothic roof and thus dispense with the necessity for a tie beam. A hammerbeam structure can also be regarded as a simple form of truss.