Timber bridge
| Beam bridge | |
|---|---|
| The Beam bridge | |
| Characteristics | |
| Material | Wood | 
| Trestles are useful as approaches to bridges over marshes and shallows | |
| Material | Timber, iron, steel, reinforced concrete, prestressed concrete | 
|---|---|
A timber bridge or wooden bridge is a bridge that uses timber or wood as its principal structural material. One of the first forms of bridge, those of timber have been used since ancient times.