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AIR SHAFT
An artificial ventilation shaft.
Classifications
Related Terms
| Term | Note |
|---|---|
| MINE SHAFT | A vertical or inclined excavation giving access to an underground mine. |
| RAILWAY TUNNEL | A tunnel running under a river or a hillside through which a railway line runs. |
| ROAD TUNNEL | A tunnel carrying a road under a river or through a hill or other obstruction. |
