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SHAFT
A vertical passage which provides access or ventilation to an underground excavation or chamber. Use only if function is unknown, otherwise use specific term.
Classifications
Related Terms
| Term | Note |
|---|---|
| ADIT | A horizontal tunnel opening from the surface used for haulage, access to a mine, exploration or drainage. |
| COAL SHAFT | A vertical shaft providing access to the lower tunnels in a coal mine. |
| MINE SHAFT | A vertical or inclined excavation giving access to an underground mine. |
| TUNNEL | An artificial underground channel. Use specific type where known. |
| WELL | A shaft sunk into the ground to provide a supply of water. |
