Rigid transverse framework constructed across a roof at bay intervals, to prevent the roof from spreading and to carry longitudinal timbers that support common rafters. The term is used to describe several specific types of truss
see also Raised aisle truss, Spere truss
Subsidiary terms
C*) Principal rafter truss D) False hammer beam truss
e*) Knee brace f) Raking strut g) Stub tiebeam h*) Cambered tiebeam
C*) Principal rafter truss E) Scissor-braced truss
h*) Cambered tiebeam i) Spandrel j) Spandrel strut k) King pendant l) Scissor brace m) Pad
