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  2. Surface mining - Wikipedia

    en.wikipedia.org/wiki/Surface_mining

    The Siilinjärvi carbonatite complex, [1] an open-pit mine owned by Yara International, in Siilinjärvi, Finland Coal strip mine in Wyoming. Surface mining, including strip mining, open-pit mining and mountaintop removal mining, is a broad category of mining in which soil and rock overlying the mineral deposit (the overburden) are removed, in contrast to underground mining, in which the ...

  3. Surface Mining Control and Reclamation Act of 1977 - Wikipedia

    en.wikipedia.org/wiki/Surface_Mining_Control_and...

    25th Anniversary of the Surface Mining Law: A report on the protection and restoration of the nation's land and water resources under the Surface Mining Law, Office of Surface Mining, 2003. Available at OSM website. Green, Edward. State and Federal Roles Under the Surface Mining Control and Reclamation Act of 1977, 21 S. Ill. U. L.J. 531 (1997)

  4. Malanjkhand - Wikipedia

    en.wikipedia.org/wiki/Malanjkhand

    At present besides the open-pit mine and concentrator plant the project has also been provided with auxiliary facilities such as Tailings Disposal and Water Reclamation System, repair shops, Maintenance Garage, Water Treatment Plant, Warehouses, Fuelling Stations, 132 kV power sub-station, Waste Treatment Facilities and township with modern ...

  5. Care and maintenance - Wikipedia

    en.wikipedia.org/wiki/Care_and_maintenance

    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.

  6. Mining machinery engineering - Wikipedia

    en.wikipedia.org/wiki/Mining_machinery_engineering

    Lately, the use of continuous mining machines has become the order of the day to comply with environmental regulations, protect surface features, and also achieve an increased production rate. As the concern for safety in mines increased and highly stringent regulations were put in place, it required mining machinery engineers to be highly ...

  7. Musselwhite mine - Wikipedia

    en.wikipedia.org/wiki/Musselwhite_mine

    Musselwhite is a fly-in fly-out operation using the Opapimiskan Lake Airport.The rotations for production and maintenance crews are generally 12-hour days 14-in 14-out. Due to the mine being a year-round operation these rotations entitle 168 working hours every 28 days, comparable to a standard 40-hour work w

  8. Office of Surface Mining Reclamation and Enforcement

    en.wikipedia.org/wiki/Office_of_Surface_Mining...

    OSM Regional Structure Map. The Office of Surface Mining Reclamation and Enforcement (OSMRE) is a branch of the United States Department of the Interior.It is the federal agency entrusted with the implementation and enforcement of the Surface Mining Control and Reclamation Act of 1977 (SMCRA), which attached a per-ton fee to all extracted coal in order to fund an interest-accruing trust to be ...

  9. Hill-Annex Mine State Park - Wikipedia

    en.wikipedia.org/wiki/Hill-Annex_Mine_State_Park

    In the years it was in operation, the mine produced 63 million tons of iron ore. It grew to become the sixth largest producer in Minnesota. [3] [4] Historic buildings include the office building (c. 1930), laboratory (c. 1930), maintenance shop (c. 1930), truck repair shop (c. 1919), wooden water tower (c. 1919), and community club (c. 1915). [5]

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