ADIT

Adit

An adit is an entrance to an underground mine which is horizontal or nearly horizontal, by which the mine can be entered, drained of water, ventilated, and minerals extracted at the lowest convenient level. Adits are also used to explore for mineral veins.

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adit

Noun

  1. A horizontal or nearly horizontal passage from the surface into a mine as contrasted to a shaft which is a vertical entry passage. An adit may be used for ventilation, haulage, drainage, or other purposes.


The above text is a snippet from Wiktionary: adit
and as such is available under the Creative Commons Attribution/Share-Alike License.

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