trestlework

from WordNet (r) 3.0 (2006)
trestlework
    n 1: a supporting structure composed of a system of connected
         trestles; for a bridge or pier or scaffold e.g.
    
from The Collaborative International Dictionary of English v.0.48
Trestlework \Tres"tle*work`\, n.
   A viaduct, pier, scaffold, or the like, resting on trestles
   connected together.
   [1913 Webster]
    

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