A tunnel carrying a road under a river or through a hill or other obstruction.
Related Terms
Term |
Note |
AIR SHAFT |
An artificial ventilation shaft. |
ROAD |
A way between different places, used by horses, travellers on foot and vehicles. |
ROAD BRIDGE |
A bridge carrying a road over land or water. |
TUNNEL |
An artificial underground channel. Use specific type where known. |
UNDERPASS |
A section of road that provides a passage beneath another road or railway. |
VENTILATION SHAFT |
A shaft designed to allow for the adequate circulation of air through an underground structure. |