hammer-beam definition

  • noun:
    • A member of one information of roofing truss, called hammer-beam truss, which can be so framed as not to have a tiebeam towards the top of the wall. Each principal features two hammer-beams, which take the situation, also to some degree provide the point, of a tiebeam.
    • a brief beam attached to the base of a principal rafter in a roof, in place of a tie-beam.

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