what are the advantages and disadvantages to surface mining

>What are the advantages and disadvantages of surface mining. The advantages of surface mining are: It is cheaper to extract the ore or metal than underground mining; Less chance of workers dying from toxic fumes,...>2. Surface Mining Machinery Glossary Bibliography Biographical Sketches Summary This chapter deals with surface mining. Section 1 presents an overview of surface mining methods and practices as commonly employe d in modern surface mining operations. The description includes a comparison of the advantages and disadvantages of surface and
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>The advantages and disadvantages of mining can be determined based on facts uncovered by scientists and by personal opinions. One definite advantage is the fact that it brings in large amount of profits for the companies doing the mining.>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. Worldwide, 40 percent of mining occurs at the surface, according to Greenpeace International. Compared with underground mining, surface mining is much more efficient.
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>Sep 24, 2015· 5 Chief Pros and Cons of Strip Mining. Sep 24, 2015 Aug 29, 2015 by Crystal Ayres. Surface mining refers to a category of mining where soil and rock overlying the mineral deposit are removed. There are several types of surface mining, and strip mining counts as one of them. ... 20 Big Advantages and Disadvantages of Petroleum;>Strip mining - Encyclopedia of Earth- advantages and disadvantages of surface mining equipment,8 Oct 2006, Strip mining is a type of surface mining that involves excavating earth, rock, and other material to uncover a tabular,, The mining process using equipment and explosives move the overburden laterally to the adjacent empty pit where the mineral has been extracted, and therefore ...
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>Surface mines offer advantages and disadvantages when compared to underground mining. Amongst the advantages are that it is cheaper, can recover more of the resource (usually up to within the mining excavation), is safer and can use larger-scale mining equipment offering higher production rates.>Sep 24, 2016· Advantages of surface mining include economic and financial benefits for miners and communities and a safer alternative to pit mining, but its disadvantages include environmental impacts, such as erosion and contamination. Surface mining, also called strip mining, delivers economically vital supplies of coal, which powers transportation and creates consumer products, boosting local economies.
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>disadvantages for surface mining . Advantages of surface mining include economic and financial benefits for miners and communities and a safer alternative to pit mining, but its disadvantages include environmental impacts, such as erosion and contamination.>Environmental Impacts Laws - Details about how the topsoil will be affected and how it will be replaced must be stated before mining begins. - All affected water must be processed and cleaned before leaving the mining site. - Procedures for public notice, public participation and
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>Although there are opponents and proponents of underground mining, the disadvantages include destruction of land, surface subsidence, abandoned shafts, extensive surface spoil heaps, mine explosions, collapses and flooding. That doesn't incorporate the costly price tag that comes with underground mining.>What are the advantages and disadvantages of surface mining ... Advantages of surface mining include economic and financial benefits for miners and communities and a safer alternative to pit mining, but its disadvantages... Get Price. Xinjiang Poised to Become China's Largest Coal Producer: Will ...
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>advantages and disadvantages of surface mining- advantages to surface mining article,About Us SHANGHAI SHIBANG MACHINERY CO, LTD is one high-tech enterprise, which . What are the advantages and disadvantages of surface mining. The advantages of surface mining are: It is cheaper to extract the ore or metal than underground mining .>disadvantages of coal mining. underground netl doe govUnderground Coal Gasification Advantages where the mineral is extracted without removing the top soil and Surface Mining Methods and Equipment soil and/or decomposed with respect to the advantages and disadvantages of various mining methods.
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>Jan 11, 1974· Advantages of Surface Mining. By David L. Kuck. See all Hide authors and affiliations. Science 11 Jan 1974: Vol. 183, Issue 4120, pp. 28 DOI: 10.1126/science.183.4120.28 . Article; Info & Metrics; eLetters; PDF; This is a PDF-only article. The first page of the PDF of this article appears ...>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 down to the specific characteristics of the deposit.
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>Feb 23, 2018· The main methods of underground mining are: Room and Pillar Mining: Removing ore, while leaving behind some for roof support. Longwall Mining: An edge of the ore is sliced off in a to-and-fro pattern. Cut and Fill Mining: Ore removed from the tunnel, which is then filled with waste. Advantages and Disadvantages>Feb 13, 2016· What are the advantages and disadvantages of underground mining? Environmental Science Land and Water Use Mining. 1 Answer Don Mac Feb 13, 2016 Answer: Economically a better option in some geological settings, but human safety a major issue. Explanation: Shallow mineral or coal deposits can be economically mined by open-pit or strip mines. ...
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>Sep 08, 2015· Find out some pros and cons of underground mining in the latest Operations Illustrated. ... which is more specialized and time intensive than traditional Part 46 training for surface mines. Underground mining also requires a different type of worker than a surface operation, and it can be difficult to find and maintain experienced operators and ...>What Are the Advantages and Disadvantages of Surface Mining? Advantages of surface mining include economic and financial benefits for miners and communities and a safer alternative to pit mining, but its disadvantages include environmental impacts, such as erosion and contamination.
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>Feb 25, 2015· For those who are unfamiliar, strip mining is a form of surface mining that focuses on the collection of tar sand and coal, which both rest somewhat close to Earth's surface. Those who support strip mining point to the increased ease of access and all of its attendant benefits. Detractors point to the controversies surrounding this method.>Jun 24, 2015· 9 Most Valid Advantages and Disadvantages of Coal. Jun 24, 2015 May 27, ... coal extraction is not difficult, whether it is mined on the surface or underground. Between opencast mining (surface) and deep mining (underground), the former recovers 90% or more of the coal compared to the latter, which basically means that miners do not have to go ...
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>Apr 12, 2009· Advantages Underground mining (as compared to open pit exploitation) allows a mine operation to be largely 'hidden' having only adits or headframes protruding above the surface. This enables the land above the zone of mining to be reclaimed for other uses, after the mining has ceased, so much easier than in the case of an open pit.>Apr 02, 2018· Advantages and disadvantages of open pit mining. Open pit mining is profitable when the deposit is not very deep or when the terrain is sandy or delicate, so that underground mining is not possible. Labor costs are lower, both in excavation and transportation, and allow the use of …
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>Strip mining is a form of resource collection that involves dirt removal from a very large area to sift through it. Instead of working underground, a pit is created deep in the ground and all work is accomplished on the surface. Here are the pros and cons of strip mining to consider. Strip Mining …>what are the advantages of surface mining of coal. Advantages of surface mining include economic and financial benefits for miners and communities and a safer alternative to pit mining, but its disadvantages include environmental impacts, such as erosion and contamination.
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>The advantages of surface mining are: It is cheaper to extract the ore or metal than underground mining Less chance of workers dying from toxic fumes, therefore it is safer unlike underground mining.>surface mining advantages and disadvantages . advantages and disadvantages of deep cast mining. open - advantages and disadvantages of deep cast mining. open pit, open cast or open cut mining is a surface mining technique of extracting rock or for minerals that occur deep below the surface where the overburden is thick or the mineral occur.
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>It is large enough for men and machinery to move about, is cost efficient and safe compared to open shaft mining. Cons: Leads to habitat loss, creates large holes in the ground and those holes allow water to drain into them where they could become acidic.>The advantages and disadvantages of mining can be determined based on facts uncovered by scientists and by personal opinions. One definite advantage is the fact that it brings in large amount of ...
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