Care and maintenance is a term used in the mining industry to describe processes and conditions on a closed mine site at which there is the potential to recommence operations at a later date. During the care and maintenance phase, production is stopped but the site is managed to ensure it remains in a safe and stable condition.
Causes The mine might be considered to be temporarily unviable, due to current economic conditions or unfavourable resource prices, which are expected to improve at a later date.
Declining ore grades at some mines can also be a reason for care and maintenance announcements.Iluka To Shut Mine
In some cases controlling interest companies decide not to provide further funding for subsidiary operations.
During closure While the mine is closed, a care and maintenance program will manage environmental risks associated with tailings dumps, hazardous materials and open and underground pits.Mine Closure NSW Minerals Council Care of idle plant and machinery will also be included in the program. Public health and safety considerations and emergency response plans continue during the care and maintenance phase.
Some countries have legislative frameworks to ensure care and maintenance programs are in place before granting mine "closure certificates".The South African legislative framework or mine closure The Journal of The South African Institute of Mining and MetallurgyCare and Maintenance Western Australia Department of Mines and Petroleum
A later decision to permanently close the mine may result in mine reclamation.
See also
Mine closure Mine closure planning
References