What is the advantage and disadvantage of surface mining

Apr 14, 2019 · Mining is an activity to take out precious natural resource to satisfy humans unending demand. This activity is carried out extensively and has caused major imbalance in our ecology. There are several other industries dependent on mining, hence an

Open Cast Mining Advantages

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.

Advantages of underground mining? Yahoo Answers

Aug 01, 2007 · Advantages of underground mining: (1) Less loss of land (2) Minimum dust pollution (3) Minimum noise pollution (4) Lack of nearsurface deposits may make underground mining the only method. (5) Unfavorable geologic structure may require that a surface mine move underground to follow a particular bed.

Underground Mining Methods and Equipment

1. Underground Mining Methods 1.1. Classifiion of Underground Mining Methods Mineral production in which all extracting operations are conducted beneath the ground surface is termed underground mining. Underground mining methods are usually employed when the depth of the deposit and/or the waste to ore ratio (stripping ratio) are

What Is Surface Mining? Convergence Training

These mining egories are: strip mining, openpit mining, mountaintop removal, dredging and high wall mining. All methods of surface mining will remove the waste material, or overburden, above the desired resource. Surface mining is often preferred to subsurface (underground mining) by mining companies for several reasons.

The Actual Difference Between Surface and Underground Mining

Feb 23, 2018 · The Actual Difference Between Surface and Underground Mining There are two ways to extract a mineral by digging it up, or accessing it by tunnels. This pretty much sums up the comparison of surface vs. underground mining.

Pros and Cons of Strip Mining APECSEC

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.

advantages to surface mining article

Surface vs. Underground Mining Truth About Surface Mining. Download as PDF Print this Article share on facebook Why do we surface mine a coal seam or group of seams instead of deep mining that reserve? Read More

CDC Mining Underground and Surface Mining Facts 2008

Mining Operations. Data obtained from the Mine Safety and Health Administration (MSHA) indied a total of 925 underground (6.2%) and 13,982 surface (93.8%) mining operations. Employees. A total of 59,922 employees, or 62,565 fulltime equivalent (FTE) employees, were reported to MSHA as working at underground mining loions in 2008. This is

Open Cut or Underground Mining Which is better? Bend

Oct 21, 2017 · Opencut mining is responsible for 65 percent of the raw coal production in New South Wales. Opencut is also a good method for gold and copper. Underground mining. Underground mining occurs underground through the creation of tunnels. These tunnels go deep into the mineral seam. This can be in excess of hundreds of metres.

Softrock Mining TechniquesUnderground MinesMinings Method

Underground mining (soft rock) The method of extracting coal, oil shale, potash and other minerals from soft or sedimentary rocks are called underground soft rock mining. In contrast to this is the underground hard rock mining where techniques are used to extract minerals that are hard.

Open Cast Mining Advantages

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.

How is coal mined? What is Surface Mining and

Feb 19, 2013 · Coal that is deeper than 125 feet is removed from the ground by underground mining. Underground mining is used when the coal seam lies deep in the earth. In an underground mine only some of the

Surface mining SlideShare

Oct 16, 2015 · ADVANTAGES OF SURFACE MINING • Like Underground Mining no minerals are blocked as shaft pillars, supports, roadways etc. • Roof control and ventilation is not required . • Low cost as compared to Underground Mining . • Low labor requirement than Underground Mining. • Hazards and dangers are lesser than Underground Mining .

9 Most Valid Advantages and Disadvantages of Coal

Jun 24, 2015 · First off, 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 deep in the earth all the time.

The many advantages of underground mining

Apr 27, 2015 · Historically speaking, underground mining not only saves the mining area''s original form but also gives the mining company higher revenues. According to MiningGlobal , longwall mining, a type of underground mining that utilizes a longwall shearer, accounts for 50 percent of coal mines in the world and is much safer than other methods of coal mining.

Open Cast Mining Advantages

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.

Surface Mining Methods and Equipment

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 underground mining as well as brief explanations of open pit, open cast, placer, and

Coal mining Wikipedia

When coal seams are near the surface, it may be economical to extract the coal using open cut (also referred to as open cast, open pit, mountaintop removal or strip) mining methods. Opencast coal mining recovers a greater proportion of the coal deposit than underground methods, as more of the coal seams in the strata may be exploited. This equipment can include the following: Draglines which

Open Pit Mining Pros & Cons Sciencing

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

SUMMARY, CONCLUSIONS, AND RECOMMENDATIONS Coal Mining

I SUMMARY, CONCLUSIONS, AND RECOMMENDATIONS A. SUMMARY The Panel on Coal Mining Technology of the NRC Committee on Processing and Utilization of Fossil Fuels was appointed to access the distribution and quality of the nation''s coal reserves, underground and surface mining techniques, processing techniques, manpower and transportation

advantages to surface mining article

Surface vs. Underground Mining Truth About Surface Mining. Download as PDF Print this Article share on facebook Why do we surface mine a coal seam or group of seams instead of deep mining that reserve? Read More

Surface mining equipment Mining Corp.

Mining Corp. is the world''s largest producer of electric mining shovels and a leading producer of surface mining equipment including blasthole drills, walking draglines and wheel loaders. We offer solutions worldwide for use in the mining and processing of essential minerals.

3 underground mining facts you probably didn''t know about

Underground mining requires huge investments but it promises better yields compared to surface mining. 3 underground mining facts you probably didn''t know about Here are some underground mining facts many newbies in the industry should know about.

Australia: Surface mining takes over from conventional

Sep 25, 2015 · The advantages of Wirtgen Surface Mining. To maximize exploitation of the coal deposit, the highperformance 4200 SM cuts and loads the material in

The Advantages of Open Pit Mining Sciencing

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

advantages to surface mining article

advantages to surface mining article imsrcoin. the advantages and disadvantages of surface, the advantages and disadvantages of gold mining in south africa » what Read More Mountaintop Removal Article, Coal Mining Information, Coal

Mining Surface mining Britannica

Mining Mining Surface mining: It has been estimated that more than twothirds of the world''s yearly mineral production is extracted by surface mining. There are several types of surface mining, but the three most common are openpit mining, strip mining, and quarrying. These differ from one another in the mine geometries created, the techniques used, and the minerals produced.

What Are the Pros and Cons of Strip Mining? (with pictures)

Dec 05, 2019 · Strip mining is a form of surface mining that is usually employed for the recovery of materials such as coal and tar sand, which are relatively near the surface of the earth. Surface vegetation, soil, and rocks are removed in strips, often in conjunction with controlled explosions, to make removal more efficient.

110 Different Types of Mining Operations and Mines

Often, surface mining is preferred over underground mining, or subsurface mining, for numerous reasons. This type of mining produces fewer compliions regarding water and electricity, it is much less expensive, and it is safer than these other types of mining. The Advantages of Coal and Mineral Mining. It Creates Employment for a Lot of People

CHAPTER 11 Mining Technology Princeton University

CHAPTER 11 Mining Technology The Federal Coal Leasing Amendments Act of 1976 charged OTA to assess the feasibility of the use of deepmining technology on leased areas. With the passage of the Surface Mining Control and Reclamation Act of 1977 congressional interest in the study of deep underground mining technology shifted

Underground versus Open Pit Mining Firwin Corp''s Blog

There are several different ways to mine underground. You can build spiral tunnels that circle the deposit, sink vertical shafts adjacent to the ore, or create adits, which are horizontal excavations into the side of a hill or mountain. Unlike open pit, underground mining requires that you take into account a wide variety of added requirements

4 Coal Mining and Processing Coal: Research and

Recommendation: There should be renewed support for advanced coal mining and processing research and development to optimize use of the nation''s coal resources by increasing the amount of coal that is economically minable through technological advances

Types of mining methods coal mining methods YouTube

Apr 24, 2018 · Here in this video we have discussed different types of mining methods including coal mining methods: 1 rface Mining: Opencast Mining Auger Mining Strip Mining Contour mining Highwall Mining

5 Pros and Cons of Strip Mining Flow Psychology

5 Pros and Cons of Strip Mining Materials such as coal and tar sand are loed relatively near the surface of the earth. The method to recover such materials is called strip mining, a form of surface mining where surface vegetation, soil and rocks are removed in strips and often times together with controlled explosions in order to make the

SUMMARY, CONCLUSIONS, AND RECOMMENDATIONS Coal Mining

I SUMMARY, CONCLUSIONS, AND RECOMMENDATIONS A. SUMMARY The Panel on Coal Mining Technology of the NRC Committee on Processing and Utilization of Fossil Fuels was appointed to access the distribution and quality of the nation''s coal reserves, underground and surface mining techniques, processing techniques, manpower and transportation

Surface Openpit Mining Mineral Processing & Metallurgy

And surface mining has its own advantages compared to the underground mining method. The advantages of surface mining include the total recovery the grade control the economy of scale, the flexibility of the operations, and the last but not least the safety of the working environment I will discuss each of them in a little bit more details.

Pros and Cons of Strip Mining APECSEC

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.

Disadvantages Of Surface Mining

advantages and disadvantages of surface mining equipment what are the advantages of surface mining of coal. Find the Right and the Top Advantages And Disadvantages Of Surface Mining Equipment for your coal handling plant! Read more

Coal mining Choosing a mining method Britannica

Coal mining Coal mining Choosing a mining method: The various methods of mining a coal seam can be classified under two headings, surface mining and underground mining. Surface and underground coal mining are broad activities that incorporate numerous variations in equipment and methods, and the choice of which method to use in extracting a coal seam depends on many

Surface Mining Sustainable Development & Environmental

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 largerscale mining equipment offering higher production rates.

What are the pros and cons of subsurface mining? Quora

Advantages of underground mining: *less surface disturbance *less environmental disturbance *less waste mined per tonne of ore *ability to mine resources that are not economic as a surface mine *cheaper to set up mine development for deep ore depo

Effective factors investigation in choice between surface

Under similar conditions, surface mining is generally regarded to be more advantageous than underground mining. In the selection between surface and underground exploitation methods, there are a number of most significant factors must be briefly

Room and pillar mining Wikipedia

Room and pillar mining can be advantageous because it reduces the risk of surface subsidence compared to other underground mining techniques. It is also advantageous because it can be mechanized, and is relatively simple. However, because significant portions of ore may have to be left behind, recovery and profits can be low.

5 Pros and Cons of Strip Mining Flow Psychology

5 Pros and Cons of Strip Mining Materials such as coal and tar sand are loed relatively near the surface of the earth. The method to recover such materials is called strip mining, a form of surface mining where surface vegetation, soil and rocks are removed in strips and often times together with controlled explosions in order to make the

What are the advantages and disadvantages of surface mining

Aug 22, 2009 · 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

advantages to surface mining article

advantages to surface mining article imsrcoin. the advantages and disadvantages of surface, the advantages and disadvantages of gold mining in south africa » what Read More Mountaintop Removal Article, Coal Mining Information, Coal