Tailings Impoundment Reclosure
nounPronunciation: /ˈteɪlɪŋz ɪmˈpaʊndmənt riːˈkloʊʒər/
The process of permanently sealing, capping, or decommissioning tailings storage facilities to prevent environmental release of residual slurries and prevent infiltration or exfiltration of water through the impoundment structure. This includes installing engineered cap systems, constructing containment berms, and establishing post-closure inspections.
Plain English
The permanent closure and sealing of storage ponds that hold mining waste slurry to prevent environmental contamination.
Etymology & History
Usage
"The mining company scheduled tailings impoundment reclosure to prevent seepage through the aging dam structure."
Style guide notes: Use 'tailings impoundment reclosure' as a complete compound term; avoid separating components unnecessarily.
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Frequently Asked Questions
Why is tailings impoundment reclosure important?
It prevents long-term environmental risks from waste slurry release and protects groundwater and surface water resources.
What methods are used in reclosure?
Engineered cap installation, berm construction, and dewatering systems create permanent containment and reduce infiltration risks.
Why Test Candidates on This?
Relevant to advanced mine closure and environmental engineering certification programs.
Required skill level: Senior