Burr Truss
| Interior structure of a covered bridge utilizing a kingpost with a Burr Arch structure | |
| Ancestor | Truss bridge, kingpost bridge | 
|---|---|
| Related | None | 
| Descendant | None | 
| Carries | Pedestrians, livestock, vehicles | 
| Span range | Short to medium | 
| Material | Wood planks | 
| Movable | No | 
| Design effort | medium | 
The Burr Arch Truss—or, simply, Burr Truss or Burr Arch—is a combination of an arch and a multiple kingpost truss design. It was invented in 1804 by Theodore Burr, patented on April 3, 1817, and used in bridges, usually covered bridges.