Void Space Management
nounPronunciation: /vɔɪd speɪs ˈmænɪdʒmənt/
The strategic approach to handling empty underground cavities and excavated spaces in abandoned mines to prevent collapse, control water accumulation, and ensure long-term stability. Methods include selective backfilling, water pooling, or engineered capping.
Plain English
Techniques used to safely manage empty spaces left behind in abandoned mines to prevent dangers and environmental problems.
Etymology & History
Usage
"Void space management in the underground workings required a combination of partial backfill and water level stabilization."
Style guide notes: Use in context of underground stability; distinguish from surface crown pillar management.
Also known as
Contrasted with
Related Terms
Frequently Asked Questions
Why is void space management important in mine reclamation?
It prevents underground collapses that cause sinkholes, controls water accumulation causing AMD, and ensures site stability.
What are common void space management techniques?
Selective backfilling, water pooling behind engineered barriers, and monitored subsurface stabilization are primary methods.
Why Test Candidates on This?
Common in geotechnical and mine closure engineering assessments.
Required skill level: Mid