Backfill Material Sourcing
nounPronunciation: /ˈbækfɪl məˈtɪriəl ˈsoːrsɪŋ/
The identification, evaluation, and procurement of suitable earth materials to fill voids, pits, and underground workings during mine reclamation. Materials must meet geotechnical, environmental, and regulatory standards while minimizing costs and environmental impact.
Plain English
Finding and selecting appropriate dirt, rock, or waste materials to fill holes and tunnels left by mining operations.
Etymology & History
Usage
"The reclamation engineer evaluated on-site waste rock and off-site quarry materials for backfill material sourcing to minimize transportation costs."
Style guide notes: Use 'sourcing' not 'sourcing strategy' when space is limited; maintain parallel construction with other material-related terms.
Also known as
Related Terms
Frequently Asked Questions
What types of materials can be used for backfilling abandoned mines?
Clean waste rock, quarry overburden, construction demolition debris, and processed tailings if they meet environmental standards.
Why is material evaluation important in backfill sourcing?
Materials must have appropriate compaction properties, no toxic constituents, and stability to prevent subsidence or contamination.
Why Test Candidates on This?
Regularly tested in reclamation planning, cost estimation, and environmental compliance examinations.
Required skill level: Mid