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Open pit strip mining advantage and disadvantages introduction

  • Opencast Mining (Quarrying): Methods, Advantages

    Opencast mining is also known as open-put mining, open-cut mining, surface mining and also as strip mining, the later term being commonly used in the U.S.A. for opencast mining of coal. The overburden and the mineral, coal, are excavated in long strips of a few metres thickness and hence the operations are termed strip mining.

  • Advantages And Disadvantages Of Strip Mining

    Advantages and disadvantages of open pit mining lorecentral 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

  • Pros and Cons of Strip Mining APECSEC

    Feb 25, 2015· The Pros of Strip Mining. 1. High Recovery Rate Other forms of mining do not guarantee the same rate of return as strip mining does. Materials are recovered at a rate of up to 90 percent during strip mining, which is a much higher recovery rate than most forms of mining can promise.

  • Advantages And Disadvantages Open Pit/strip Mining

    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. Read more The Advantages of Open Pit Mining …

  • What Are The Advantages And Disadvantages Of Open Cast Mining

    What are the advantages and disadvantages of open-pit mining. advatages: · it would create more jobs· You can get a lot of limestone at once.· Limestone is a valuable natural resource, used to make things such as glass and

  • What are the pros and cons of strip mining? Socratic

    Nov 29, 2017· Mining thesis There are several pros and cons of mining including :- PROS Mining helps us to extract important and useful metallic ores , which we can use in our daily life for our own comfort to make useful commodities . CONS Because of mining we tend to cause soil erosion as after mining extraction is done , we don’t re-assemble the soil particles again as due to intense mining activities

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

    Feb 22, 2021· Strip mining is safer for workers than tunnel mining. The cost of mining with this method is also lower. This helps to defray production costs and thus, theoretically, the final cost of the material. Strip mining is also safer than underground mining, which can …

  • advantages and disadvantages of nationalising lands and mines

    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 advantages and disadvantages of bauxite mining. intro open pit strip mining advantages and disadvantages. advantages and disadvantages of mills theory.

  • Surface mining - Wikipedia

    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 overlying rock is left in place, and the mineral is removed through shafts or tunnels.

  • (PDF) Mining Methods: Part I-Surface mining

    The typical large open pit mining operation that has been in production for 10 years and more is operating under conditions that could not possibly have been foreseen by the orig inal planners of

  • Environmental Consequences of Open Pit Mining - Blogger

    Mar 14, 2012· By its very nature, open pit mining (also known as strip mining and opencast mining) is environmentally destructive. Surface mining operations, especially those that are large-scale, always alter and disturb the Earth’s surface, even if what are usually euphemistically known as “effective” mitigation measures are applied and the site is restored to a condition said to “approach” or

  • advantages and disadvantages of open pit mining

    open cast mining advantages and disadvantages ugcnetnic 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.

  • THE UNIVERSITY OF QUEENSLAND - CORE

    In open pit strip mining the bulldozer has many uses, one of which is the ability to bulk dozer push overburden into an available dump space. When the use of a dragline is not feasible and

  • Surface Mining Methods and Equipment

    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 solution mining operations. Section 2 describe s surface mining equipmen t with particular focus on relatively large machines such as bucket wheel excavators, large shovels and

  • Open pit mining - SlideShare

    Dec 14, 2014· Open pit mining 1. OPEN PIT MINING KHALEEQ AHMED 1 1PWMIN0644 7TH SEMESTER MINING ENGINEERING 12/14/2014 1 2. Contents: Introduction Sequence of Development Cycle of Operation Auxiliary Operations Conditions Advantages Disadvantages References 12/14/2014 2 3.

  • What Are The Advantages And Disadvantages Of Open Cast Mining

    Advantages and disadvantages on open pit mining? ? Adavantages; Easier access to materials, Easier to transport materials to the destination, Less hazards in regards to mining in tunnels or underground.

  • What is the advantage and disadvantage of surface mining

    Advantages: It is cheaper and is capable of extracting more amount of resources. The financial and economic benefits that it provides to communities involved in the activity of coal mining. More safe as opposed to pit mining.

  • Open Pit Mining Disadvantages Mineral Production

    Disadvantages of open pit mining However, disadvantages when compared to Underground Mining also exist: Very large amounts of waste rock are mined. This creates costs as well as environmental issues with waste rock disposal;

  • What Are the Disadvantages of Mining?

    May 27, 2020· Mining, especially open pit mining, destroys land that can be used for farming, houses, and other human purposes, often permanently. Entire mountains and rivers can be destroyed. Loss of soil and deep underground excavation can also make land …

  • The many advantages of underground mining

    Apr 27, 2015· Generally, startup explorers and miners begin with open-pit mining because it is cheaper, easier, and safer. Underground method, as the term explains it, is about mining underground and drilling deeper into earth’s surface. It requires more money that will be spent on drilling, assuring miners’ safety, and erecting safety-centric equipment.

  • Essential Pros and Cons of Mining 2021 Ablison Energy

    Jun 09, 2020· An open pit mining operation eliminates virtually any surface biological life. Vegetation is removed and the surface is left completely barren on the dig site. A strip mining site can take decades to recover without replanting and restore the ecosystem. Extreme risks …

  • APES Unit 5: Land and Water Use vocab review Flashcards

    disadvantages of strip mining - investment gamble. Oak Island. advantages of open-pit mining - no space restrictions - efficient - uses larger extraction vehicles, - safer than sub surface mining. disadvantages of open-pit mining - introduction to natural predators - specific - cost effective in …

  • (PDF) Open Pit Mining - researchgate

    PDF Open pit mining method is one of the surface mining methods that has a traditional cone-shaped excavation and is usually employed to exploit a Find, read and cite all the research you

  • Strip Mining Flashcards Quizlet

    Start studying Strip Mining. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Search. -Safe from spoil pile slides/pit flooding-Less coal damage = Greater recovery-Can dig box cut Bucket Wheel Excavator Disadvantages-Will not dig hard materials-Some surface prep required-Lower Availability

  • What is the difference between strip and open pit mining

    Geometry. Strip mines form a ‘strip’, or lateral cut along the terrain, like a big ditch or trench, from which the material of interest (typically, in strip mines, coal) is removed sequentially along the trench, and then the former covering materi

  • Open pit mining - SlideShare

    Jul 31, 2017· Open pit mining 1. 1 OPEN PIT MINING by Prof. A. Balasubramanian Centre for Advanced Studies in Earth Science UNIVERSITY OF MYSORE MYSORE-6 2. 2 Introduction Open pit mining is the process of mining a near surface deposit by means of a surface pit excavated using one or more horizontal benches.

  • What is the difference between an open cast mine and an

    To me as a mining engineer with many years experience in both types of mining, open cast mining means that the deposit is mined in a series of strips with the overburden from each successive strip moved or “cast” into the preceding strip. The meth

  • 10 Different Types of Mining Operations and Mines – Nayturr

    There are five basic types of surface mining, including open-pit mining, strip mining, dredging, mountaintop removal, and high wall mining. All of these methods remove the waste material or the overburden, which is above the desired resource. Often, surface mining is preferred over underground mining, or subsurface mining, for numerous reasons.

  • Advantages and disadvantages of open pit mining - Lorecentral

    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 large machinery.

  • Geo Exam 1 Flashcards Quizlet

    Surface mining (open pit, strip mining) Underground mining Hydraulic mining Solution Mining Heap Leaching Dredging Well Drilling. Surface Mining. Open pit and strip mining. Open Pit Mining (Under surface mining) Advantage: Safer than underground mining Disadvantage: Companies don't always fill the pits back up. Not sure about advantages

  • Why are open pit mining and strip mining both considered

    Open-pit mining is the process of extracting rock or minerals from the earth through their removal from an open pit or borrow. Also, which method is used for surface mining? Surface mining, method of extracting minerals near the surface of the Earth. The three most common types of surface mining are open-pit mining, strip mining, and

  • What are the advantages and disadvantages of underground

    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 open-pit 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.

  • Pros and Cons of Strip Mining - Vision Launch Media

    Jul 26, 2015· 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 Pros and Cons of Strip Mining? (with pictures)

    Feb 22, 2021· Strip mining is considered very harmful to the environment. Proponents of strip mining cite its better efficiency, cost, and safety as compared with traditional underground mining techniques. The recovery rate of materials is higher with strip mining, with approximately 80% to 90% of the material being recovered, as opposed to only approximately 50% with tunnel mining.

  • 3 Open-Pit Phosphate Mining Process You Need to Know

    Because open-pit phosphate mining has some advantages of safe operation, good working conditions, unlimited working space, low mining cost and investment, among the total minerals in the world, there is about 80% of phosphate mines applying open-pit mining. The open cast mining process determines the economic, technical, and environmental

  • What are the advantages and disadvantages of underground

    Feb 13, 2016· Shallow mineral or coal deposits can be economically mined by open-pit 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.

  • What are the advantages of shaft mining

    What are the advantages of shaft mining Products. As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any size-reduction requirements including, What are the advantages of shaft mining, quarry, aggregate, and different kinds of …

  • What are the advantages of strip 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. Why is strip mining bad?

  • pros and cons open pit mining - leptitcentral

    2020314&ensp·&enspAdvantages 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

  • advantage and disadvantage of open pit mining

    What is a disadvantage for open pit mining - The Q&A wiki An open pit mine is essentially a big hole in the ground. Dust is created in mining activities, and any moisture falling into the mine can dissolve minerals and Advantages of Open Pit Mining - Ask Jeeves

  • What Are the Disadvantages of Opencast Mining?

    Mar 25, 2020· Opencast mining, also known as surface mining or strip mining, has disadvantages that include disturbance of the environment and local ecosystems, exposure of radioactive elements and contamination of freshwater sources. The use of heavy machinery and blasting techniques also create environmental pollution.

  • Chapter 2: The Environmental Effects of Strip Mining - The

    Open Pit Mining. Open pit mining is similar to area mining. The technique is common in the western United States (and other parts of the world) where very thick — 50 to 100 foot — coal seams exist. Open pit mines are usually large operations. Production levels may exceed 10 million tons of coal per year.. The thick coal seams found at these large mines ensure that the amount of land

  • advantages of strip mining coal

    Strip Mining: A Policy Evaluation - Berkeley Law… Surface mining, including strip mining, open-pit mining and mountaintop removal mining, is a It is most commonly used to mine coal and lignite (brown coal). that mountaintop removal is a disastrous practice that benefits a small number of

  • What Is Open-Pit Mining? (with picture) - Info Bloom

    Feb 21, 2021· One of the advantages of the open-pit mining system is the fact that it is not as capital or labor intensive as the underground method of mineral or precious metal and stone extraction. The process of open-pit mining is precipitated by the analysis of the area in order to determine the presence of the desired material that may be coal or ore.

  • Open pit mining pros & cons - eHow

    Jul 14, 2020· The biggest advantage of open pit mining is the relatively low cost-extraction ratio. Open-pit mines are chosen when deposits of valuable minerals are found beneath the surface and where there overburden (overlaying rock or earth) is relatively thin. This means that no extensive tunnel network is required and no costly structural supports.