Void Space Mapping
nounPronunciation: /vɔɪd speɪs ˈmæpɪŋ/
The identification and three-dimensional characterization of empty underground spaces created by mining excavation using geophysical surveys and drilling data. This mapping determines cavity locations, sizes, and structural integrity.
Plain English
Locating and mapping empty underground holes left behind by mining operations using surveys and boreholes.
Etymology & History
Usage
"Void space mapping using ground-penetrating radar identified 12 major cavities in the abandoned limestone mine."
Style guide notes: Specify geophysical methods used when describing void mapping results to ensure clarity.
Also known as
Contrasted with
Related Terms
Frequently Asked Questions
How is void space mapping performed?
Geophysical methods like GPR, seismic surveys, and drilling combined with data integration create 3D cavity maps.
Why map void spaces in reclamation projects?
Identifies collapse risks, guides backfill placement, and ensures surface stability above abandoned underground workings.
Why Test Candidates on This?
Critical for designing safe reclamation approaches and preventing catastrophic surface collapse events.
Required skill level: Mid