• Shaft mining - Wikipedia

    The Southern African Institute of Mining and Metallurgy Platinum 2012 177 M. Karsten, L. Mackay UNDERGROUND ENVIRONMENTAL CHALLENGES IN DEEP PLATINUM MINING AND SOME SUGGESTED SOLUTIONS M. Karsten BBE Consulting L. Mackay Impala Platinum Ltd Abstract Platinum mines in the Bushveld Complex are located in areas with a high geothermal gradient.

  • Coal mining - Underground mining | Britannica

    Aug 21, 2013· But it isn’t just the procurement of water that’s a problem; water extraction is also an issue. In many cases, especially with underground mining, water needs to be pumped away from a mine site, which can reduce the levels of ground water, deplete surface water …

  • Managing water consumption in mining

    WSP’s specialized teams of mine infrastructure experts have been serving the mining industry for over 50 years, completing hundreds of mining infrastructure projects, including the largest headframes and hoisting systems in the world, and including material sizing and handling and all associated services.

  • About | minewater

    Dec 17, 2016· Types of Water Pollution from Mining. There are four main types of mining impacts on water quality. 1. Acid Mine Drainage Acid Rock Drainage (ARD) is a natural process whereby sulphuric acid is produced when sulphides in rocks are exposed to air and water. Acid Mine Drainage (AMD) is essentially the same process, greatly magnified.

  • Underground Mining Transportation Systems

    Coal mining - Coal mining - Underground mining: In underground coal mining, the working environment is completely enclosed by the geologic medium, which consists of the coal seam and the overlying and underlying strata. Access to the coal seam is gained by suitable openings from the surface, and a network of roadways driven in the seam then facilitates the installation of service facilities ...

  • Impact of Mining Activity on Water Resource : An Overview ...

    Mining - Mining - Underground mining: When any ore body lies a considerable distance below the surface, the amount of waste that has to be removed in order to uncover the ore through surface mining becomes prohibitive, and underground techniques must be considered. Counting against underground mining are the costs, which, for each ton of material mined, are much higher underground than on …

  • | Underground Mining |

    Red Hill Mining Lease EIS │Appendix I2│Mine Water Management Overview Report Page 2 – means for providing flood protection to the mine access and MIA, potentially requiring a levee along the west bank of the Isaac River. • A potential new Red Hill underground mine expansion option to the east of the GRB mine complex,

  • Water Management in Underground Mines | Ministry of Labour

    Mine closure and down-dip mining are also considered in reducing acid mine drainage formation. The design of water-handling systems in a mine is covered in detail. The system must be integrated throughout a mine. Methods of determining pump requirements and size, pipe sizing, and various types of acid mine drainage treatment are discussed.

  • Mine Water Management Overview Report - BHP

    Drifts/Inclined Shafts/Declines. Excavation methods for drifts are likely to be the same whether straight or with a change of direction. There are 3 methods which …

  • UNDERGROUND ENVIRONMENTAL CHALLENGES IN DEEP …

    Mine dewatering and grouting are the two most common methods of ground water control in underground mining. Both methods have advantages and limitations and their applications typically depend on a variety of factors. These factors include the hydrogeologic characteristics of the mine, the depth of the mine and mining methods, and the potential ...

  • Excavation Methods - Drifts/Inclined Shafts/Declines ...

    Turning used mine water into a community win. 15 September 2017. Communities Five reasons to visit the Conceição do Mato Dentro Science Centre. 30 August 2018. Communities Our blueprint for the future of sustainable mining. 13 March 2018. Communities Making STEM education a priority for ...

  • Underground mining (hard rock) - Wikipedia

    Underground mines have changed their operation systems in accordance with the evolution of equipment, the system and method of mining. Transport is also of critical importance in underground mines as is the mining operation itself. The underground transport system of ores, materials, equipment and persons has been developed from

  • Mining terms explained: A to Z | Anglo American

    Every time you go underground, we’re there with you — with specialized equipment that’s quality-built from top to bottom and innovations to help you work more safely and efficiently. You can also count on us for deep product and application expertise, both from dedicated Underground Mining specialists and dealers. Talk with us to find the underground solutions you need.

  • Mining and Water Pollution — Safe Drinking Water Foundation

    Below 350m below surface, Southern African diamond mines typically used underground mining methods. Ground water was still pumped from the water tunnels, (which continued to operate for the life of the mine) but water below the water tunnels and from within the glory hole, gravitated through water passes to a series of dewatering levels, where it

  • NIOSHTIC-2 Publications Search - 10002222 - Water Handling ...

    The coal mining industry is facing serious corrosion problems. Millions of litres of water is disposed off from some underground coal mines every day. In this survey, mine water samples from various underground coal mines were collected and analysed in an attempt to correlate the various physicochemical characteristics with their corrosivity.

  • A survey of corrosivity of underground mine waters from ...

    Impact of Mining Activity on Water Resource : An Overview study ... open pits,underground tunnels, and leach pads. ... in the mine-waste area. Water- and acid-soluble sulfate produced from ...

  • Mining - Underground mining | Britannica

    Underground hard rock mining refers to various underground mining techniques used to excavate hard minerals, usually those containing metals such as ore containing gold, silver, iron, copper, zinc, nickel, tin and lead, but also involves using the same techniques for excavating ores of gems such as diamonds or rubies.

  • Water Control in Underground Mines – Grouting or Drainage?

    A tunnel called a Ramp typically connects the bottom of the shaft with the rest of the mine, this Ramp often contains the mine's water handling facility, called the Sump, as water will naturally flow to the lowest point in the mine. Shafts may be sunk by conventional drill and blast or mechanised means.

  • Mine Infrastructure | WSP

    MineWater conducts in-situ and conventional water treatment at mine sites in North America. MineWater can rapidly deploy water treatment strategies at complex sites, and with its partners and affilates can develop public-private-partnerships and other financing mechanisms to facilitate solutions.

  • Comparison of Designs for the Dewatering of Coal, Gold …

    Water accumulation and related hazards can put workers in underground mines at risk. These hazards can cause serious injuries, and even death, to workers. Incidents can be prevented by ensuring: Pumping systems (sumps) are capable of removing excess water from the workplace.