Underground Mine Void
nounPronunciation: /ˌʌndərˈɡraʊnd maɪn vɔɪd/
A cavity or empty space created by extraction of minerals or ore beneath the surface, including tunnels, chambers, and stopes that remain after mining operations cease. These voids present subsidence risks, can accumulate contaminated water, and require structural assessment before reclamation planning.
Plain English
Empty spaces left underground where minerals were removed, which can collapse or fill with toxic water.
Etymology & History
Usage
"The reclamation engineer surveyed the underground mine void to assess collapse risks and plan backfilling operations."
Style guide notes: Distinguish between natural voids and anthropogenic voids created by mining; always reference mining method when applicable.
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Related Terms
Frequently Asked Questions
What causes subsidence from underground mine voids?
Voids collapse when ceiling support fails, causing surface ground to sink unpredictably and dangerously.
How are mine voids detected during reclamation surveys?
Geophysical surveys, borehole drilling, and ground-penetrating radar identify void locations and structural integrity.
Why Test Candidates on This?
Mine voids are critical for assessing physical hazards and determining appropriate reclamation methodologies.
Required skill level: Mid