collar beam

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collar beam

[′käl·ər ‚bēm]

(building construction)

A tie beam in a roof truss connecting the rafters well above the wall plate.

collar beam

A horizontal member that ties together two opposite common rafters, usually at a point halfway up the length of the rafters below the ridge. See also: Beam

collar beam, spanpiece, sparpiece, top beam, wind beam

collar beam

A horizontal member which ties together (and stiffens) two opposite common rafters, usually at a point about halfway up the rafters in a collar beam roof.

References in periodicals archive ?

Collar beams were attached about mid-way up which would serve as the floor of the loft.

The adventures of building in the Wyoming wilderness. (Feature article)

Faulty components such ZerrbalkenkE[micro]pfe, rafter heads, chair columns, wind bracing, collar beams, etc.

Renovation and conversion wittelsbach castle friedberg, carpentry and timber construction with steel

South between ceiling joists and collar beam level has an outwardly convex, apparently once the entire surface area is cleaned (gooseneck), which should result in the Orangerie operation apparently a Nachreflexion formed in the lower part glazed.