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Jan 19, 2009· Best Answer: Adavantages; Easier access to materials, Easier to transport materials to the destination, Less hazards in regards to mining in tunnels or underground. Disadvantages; Alot more disel fuel burned to transport goods, Blasting is also required making it highly dangerous to anyone around and the atmosphere.
Oct 21, 2017· Both opencut and underground mining is used in modern mining. The approaches are different, and there are advantages to each. Opencut mining. Opencut gets its name because that''s exactly what this type of mining looks like, a big open pit. This type of mining allows for the extraction of minerals that aren''t very far under the surface ...
Open Cut Trench Excavation Description Open cut trench excavation is the traditional and most popular method for sewer lateral sewer construction, repair, or replacement. Open cut trench excavation consists of excavating a trench for the manual installation of each "stick" or piece of pipe.
Mar 13, 2018· Open pit mining does offer some advantages over traditional deep shaft mining. Pit mining is more cost effective than shaft mining because more ore can be extracted and more quickly. The working conditions are safer for the miners because there is no risk of cave in or toxic gas. Open pit mining is the preferred ...
Cut and fill mining is a highly selective openstope mining method considered ideal for steeply dipping high grade deposits found in weak host rock. Many variations of the general cut and fill technique exist, however this article will focus on overhand cut and fill.
disadvantages of open cast mining open cast mining advantages and disadvantages Open Cast Mining Disadvantages Open Pit Mining Pros Cons eHow Open Pit Mining Pros Cons. Open pit mining or strip mining is an extraction process for ore or fossil fuels that takes place at the surface of a mining site.
Sep 08, 2015· Find out some pros and cons of underground mining in the latest Operations Illustrated. Contributed. September 8, 2015. By Mary Foster, Contributing Editor Underground Processing. An underground aggregate mine is a different world than a surface operation, presenting unique challenges that surface mining does not. It can be a costly undertaking ...
Cut and fill stoping is a method of underground mining used in vertical stopes and in mining highgrade irregular ore bodies. The rock mass surrounding the ore deposit is also usually weak unable to support loads over an extended stoping height.
Openpit mining is much safer than shaft mining. In underground mining, the threat of a cavein or release of toxic gas is a constant concern. When shaft mining was the most common method of ore extraction, thousands died in caveins, gas events and accidents involving equipment. In 1907 alone, more than 3,200 deaths related to mining occurred.
Bingham Canyon Mine supplies 18 percent of the United States'' refined copper, making it the secondlargest copper producer with substantial amounts of gold, silver and sulphuric acid as byproducts. Reserves are estimated to last until 2020 with additional mineral resources potentially extending open pit mining in the area until to 2032.
Surface Mining. Author: Alan Cluett ~ Environmental Consultant, Holcim South Africa ( Article Type: Explanation) Mining, by its very nature, is not sustainable into the future. Through the process of mining, finite natural resources, in the form of minerals, are extracted from the Earth''s crust, beneficiated and consumed by our society.
Apr 02, 2018· Disadvantages of open pit mining One of the main disadvantages of this type of mining operation is the environmental impact it caus Since cyanide, mercury and sulfuric acid are used to remove the wastewater, groundwater and air are contaminated as .
Sep 05, 2016· Underground Mining is a method of Mining, where the mineral is extracted without removing the top soil and rocks. In this way we do not disturb the surface feature such as forest, agriculture land, rivers and residential areas. The major disadvant...
Advantages and disadvantages of open cut Products. As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any sizereduction requirements including, Advantages and disadvantages of open cut, quarry, aggregate, and different kinds of minerals.
Openpit, opencast or open cut mining is a surface mining technique of extracting rock or minerals from the earth by their removal from an open pit or borrow.. This form of mining differs from extractive methods that require tunnelling into the earth, such as long wall mines are used when deposits of commercially useful ore or rocks are found near the surface.
Open Cast Mining Advantages. Previous Next. In the previous topic, we saw which are some of the advantages that can make the surface open pit mining methods superior method compared to the underground mining. However, underground mining has its own advantages. And finally, the ultimate decision to mine from the surface or from underground comes ...
Apr 12, 2009· Advantages: 1)Mining of ores will enable people to get useful elements with significant profit. 2)Mining will give unemployed people to get at least the simplest job. 3)Mining of ores might result in finding something new and valuable (since we are digging) Disadvantages: 1)Since mining sites are usually in the forest areas, trees will be cut while people are getting to these places. 2)Workers ...
RillCut Stoping Mining. Rill cut, or rill stoping, as shown at B, Fig. 2, has the principal advantage that when filling is used it can be run down through a raise at the apex of the stope and will fill the stope without shoveling. Its disadvantages, on the other hand, are as follows:
Sep 24, 2015· This kind of mining is particularly useful when the minerals are located very close to the surface as it''s more feasible and much easier and quicker to remove the overburden in order to get them. Usually, strip mining is employed in mining tar sand and coal. It''s a method referred to as open cast, open cut or stripping.
Openpit, opencast or open cut mining is a surface mining technique of extracting rock or minerals from the earth by their removal from an open pit or borrow.. This form of mining differs from extractive methods that require tunneling into the earth, such as long wall mining. ... open pit mining advantages disadvantages. open pit mining open pit ...
Feb 13, 2016· Economically a better option in some geological settings, but human safety a major issue. Shallow mineral or coal deposits can be economically mined by openpit or strip mines. However, with deeper mineral or coal deposits it becomes very costly to remove a great deal of overburden in these kinds of settings. So, in these cases underground mining is more cost effective.
Apr 27, 2015· While it can be expensive, underground mining has its own advantages over openpit mining. The many advantages of underground mining Amur Minerals Corporation announced that it was mulling over underground production to increase the life of its the KunManie Reserve.
Advantages of openpit mining include a lower cost compared with other methods and a higher safety level. Openpit mining is also better suited to quarries containing smaller amounts of .
Advantages of Underground Mining are: * It allows minerals to be extracted from deep underground * It doesn''t create a mess like open cut or surface mining * Does not affect the physical ...
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