sewer mining or sewage mining is a concept where municipal wastewater is pumped from a trunk sewer and treated on-site to accommodate a range of local, nonpotable water needs. it is a strategy for combating water scarcity. it combines decentralized wastewater management and water reclamation.
care and maintenance is a term used in the mining industry to describe processes and conditions on a closed minesite where there is potential to recommence operations at a later date. during a care and maintenance phase, production is stopped but the site is managed to ensure it remains in a safe and stable condition.
orica limited asx: ori is an australian-based multinational corporation that is one of the world's largest providers of commercial explosives and blasting systems to the mining, quarrying, oil and gas and construction markets, a supplier of sodium cyanide for gold extraction, and a specialist provider of ground support services in mining and tunnelling.
how these requirements are achieved is ultimately the responsibility of the study leader.' for a medium-sized chemical plant where the total number of items to be considered is 1200 items of equipment and pipes or other transfers between them about 40 such meetings would be needed.
land rehabilitation as a part of environmental remediation is the process of returning the land in a given area to some degree of its former state, after some process industry, natural disasters, etc. has resulted in its damage.many projects and developments will result in the land becoming degraded, for example mining, farming and forestry
ready mix concrete plants have higher requirements for durability, reliability, safety and environmental protection of the concrete plant's system. for precast applications edit the precast concrete , also named as a pc component, is a concrete product that is processed in a standardized process in the factory.
mining is required to obtain any material that cannot be grown through agricultural processes, or feasibly created artificially in a laboratory or factory. mining in a wider sense includes extraction of any non-renewable resource such as petroleum, natural gas, or even water .
project commissioning is the process of assuring that all systems and components of a building or industrial plant are designed, installed, tested, operated, and maintained according to the operational requirements of the owner or final client. a commissioning process may be applied not only to new projects but also to existing units and systems subject to expansion, renovation or revamping. in practice, the commissioning process is the integrated application of a set of engineering techniques a
currently, mining on federal land must have a government-approved mining and reclamation plan before mining can start. reclamation bonds are required. 13 mining on either federal, state, or private land is subject to the requirements of the clean air act and the clean water act .