Why No Brackets or Lag Hangers In A Timber Frame Arbor or Pergola

Why No Brackets or Lag Hangers In A Timber Frame Arbor or Pergola

The mortise and tenon in furniture construction is normally cut with a shorter, thinner stubbed tongue. Mortise and tenon joints have soundly stood stronger through centuries of architectural constructions because it allows for the wood to naturally expand and contract while maintaining its integral shape over a nail/glue construction.Buildings are considered to be solid immobile structures, yet we live in a environment of continual motion where the earth’s seismic moves in waves up and down as well as side-to-side in an ongoing micro motion; along with wind loads as an added factor of moving force.