Abandoned Mine Reclamation Glossary
743 terms total — 2 showing — Last updated 26 Oct 2026
Closure Financial Assurance
A regulatory mechanism requiring mining operators to establish monetary reserves or financial instruments sufficient to fund complete reclamation and long-term site management. The assurance amount is calculated based on detailed closure cost estimates and is held in escrow or bonded accounts.
Mine Portal Stabilization
Engineering work to secure, seal, or reinforce the entrance openings of underground mines to prevent unauthorized access...
Portal Stabilization
Engineering interventions designed to secure the entrance and immediate surrounding areas of an abandoned mine shaft or...