Burr Truss
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.
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 |
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