opencast coal mining

Living near opencast coal mining sites and children's ...

OBJECTIVES To answer the question whether living near opencast coal mining sites affects acute and chronic respiratory health. METHODS All 4860 children aged 1–11 from five socioeconomically matched pairs of communities close to active opencast sites and control sites away from them were selected. Exposure was assessed by concentrations of particulate …

Optimization of the load-and-haul operation at an opencast ...

The opencast coal mining complex extends. over two mines within the Witbank Coalfield, to the south of Emalahleni, Mpumalanga. Province. The target pit is currently a mature.

List of Equipment Used in Opencast Coal Mining | Mining

ADVERTISEMENTS: List of equipment used in opencast coal mining are: 1. Bulldozer 2. Craper 3. Ripper 4. Tractor Shovel 5. Dipper Shovel 6. Stripper Shovel 7. Pull Shovel or Hoe 8. Dumpers or Tippers 9. Drag Line 10. Road Grader 11. Rock Drills. Opencast mining is the oldest method of excavating minerals but the mining […]

Name change for new colliery

Cronje notes, however, that Canyon Coal has allowed for the flexibility to mine the underground reserve at any time during the opencast operations, should the company choose to ramp up production.

Campaigners hail end of opencast coalmines in UK after ...

Opencast or surface mining is a quarrying technique in which coal seams relatively near the land's surface (normally under 100 metres in depth) are exposed by the excavation of overlying rock,...

Evaluating the Potential Impact of Opencast Coal Mining on ...

disturbed by opencast coal mining. Although this assessment framework assumes the user is familiar with opencast coal mining as it is currently practised in Scotland, a brief overview of opencast coal mining techniques is provided in Annex I in order to ensure the document is accessible to non-specialists. The development of

(PDF) A Study on Application of Strategic Planning Models ...

A Study on Application of Strategic Planning Models and Operations Research Techniques in Opencast Mining. 2007. Kshirod Brahma. Download Download PDF. Full PDF Package Download Full PDF Package. This Paper. A short summary of this paper. 34 Full PDFs related to this paper. Read Paper.

Life cycle assessment of opencast coal mine production: a ...

The Yimin opencast coal mine was selected to conduct a case study. The production of 100 tons of coal was used as the functional unit to evaluate the environmental risks in the stages of stripping, mining, transportation, processing, and reclamation. A total of six environmental impact categories, i.e., resource consumption, acidification ...

(PDF) Opencast coal mining in England and Wales | Ralph ...

Opencast coal mining in England and Wales A review of legislation and policy Ralph Horne and Stan Frost The UK government is promoting grea- In the UK opencast mining is a relatively recent practice for the ter private involvement in the coal in- extensive winning of coal, although it has a long history in the mining of dustry in a move towards full privatiza- tion.

(a) Layout of a bench in opencast coal mine. (b) Basic ...

In opencast mining, bench design and blasting is a common method for overburden removal. The basic layout of a bench in an opencast coal mine and the blast design parameters are shown in Fig. 2a, b).

Retrieving zinc concentrations in topsoil with reflectance ...

Most of those coal resources are buried in a shallow layer that is suitable for opencast mining. Coal production in the Ordos increased from 6.11 million tons to 678.93 million tons from 1990 to 2019.

Opencast Mine Videos and HD Footage - Getty Images

Find professional Opencast Mine videos and stock footage available for license in film, television, advertising and corporate uses. Getty Images offers exclusive rights-ready and premium royalty-free analog, HD, and 4K video of the highest quality.

Living near opencast coal mining sites and children's ...

between living close to opencast coal mining sites and respiratory ill health,and this concern has continued to be raised.9–13 The study was designed to compare rural and semiurban populations exposed to a mixture of back-ground and opencast mining PM 10 —that is, overburden, soil, and diesel—with populations

Extension on the cards for ageing mine

New coal mining company Thungela Resources is evaluating life extension options for its Khwezela colliery, according to a statement on the company's website. The colliery is an opencast thermal ...

Prevalence of asthma and other respiratory symptoms in ...

Background: Public concern about respiratory conditions prompted the investigation of asthma and other respiratory diseases in children living near and away from opencast coal mining sites. Methods: We selected all 4860 children aged 1--11 years from five socioeconomically matched pairs of communities close to (OC) and away from (CC) active opencast sites.

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. 2.

Impact of opencast coal mining on water environment - a ...

@misc{etde_6315004, title = {Impact of opencast coal mining on water environment - a case study} author = {Dhar, B B, Ratan, S, and Jamal, A} abstractNote = {In the pursuit for rapid industrial growth in India the consumption of coal as an energy resource has increased manifold. In comparison to coal production, much less attention is paid to the ecological aspects in the …

Opencast coal mining and sustainable local livelihoods in ...

Chaulya SK (2004) Assessment and management of air quality for an opencast coal mining area. J Environ Manag 70 (1):1–14. Dasgupta P, Heal G (1974) The optimal depletion of exhaustible resources. Rev Econ Stud 41:3–28. Article Google Scholar DFID (1999) Sustainable Livelihoods Guidance Sheets.

Opencast coal mining: identifying the issues

Opencast coal mining: identifying the issues Report of a seminar held at the University of Durham, 27-28 February 1989 This seminar was held as part of an ESRC-funded project on British Coal and Opencast Mining, jointly based in Durham and Manchester Universities. It was the first of a series of such seminars

How we stopped coal in England | New Internationalist

Opencast coal mining can destroy huge areas of natural habitat by opening up the land to extract coal using large machines and a small workforce. It creates polluting dust and noise, permanently damaging the ecology of the surrounding area. It also fuels some of the most polluting forms of energy production: coal-fired power and blast furnace ...

North East Opencast Action Group | Bringing together north ...

URGENT: No Open Cast Here! Join the fight against open cast coal mining, climate chaos and community destruction! Come to the Solidarity Camp. Last night activists occupied the site of Mainshill Wood in solidarity with communities in the UK suffering from the impacts of open casting and resisting new mines.

Black Diamond: Open-Cast Coal Mining at Piparwar | Sahapedia

Black Diamond: Open-Cast Coal Mining at Piparwar. Throughout human history, coal was mined as a low-value fuel, used by smiths for smelting metal ore and in households for firing hearth. From the 1760s …

Optimization of Blasting Parameters in opencast Mines

Drilling and blasting are the major unit operations in opencast mining. Inspite of the best efforts to introduce mechanization in the opencast mines, blasting continue to dominate the production. Explosives contribute currently about 5% of the direct cost of production and if the aggregate cost of drilling and blasting is taken together, this ...

Opencast coal mining, - YouTube

working in fire coal seam

British Opencast Coal: a photographic history 1942-1985

Others are from the National Coal Board or British Coal Opencast archives. If there is a finer collection of images of walking draglines, scrapers and early mining excavators, I have yet to see it.

Open-cast coal mines ranking worldwide by reserve volume ...

This statistic outlines the leading open-cast coal mines worldwide based on reserve size, as of 2015. As of 2015, the North Antelope Rochelle open-cast coal mine in the United States had coal ...

Opencast Coal Mining - YouTube

Open Cast Coal Sites, 1952 - 2000The open cast coal sites featured in this photo film show were mostlylocated in the Ammanford area and Gwendraeth Valley.The...

Comparison of social costs of underground and open-cast ...

open-cast coal mining. It can be used for comparison of social costs of specific coal mining projects. 1. Introduction . While coal mining might contribute significantly to a country's export and GDP, it has a lesser impact on national employment and income. On the other hand, mining can create several adverse

Opencast Mining - an overview | ScienceDirect Topics

Opencast mining operations involve the removal of huge quantities of overburden, dumping, and backfilling of the excavated area. These overburden deposits of waste material containing low-grade ores are represented as mine spoil dumps.

MONUMENTS: OPENCAST COAL MINING IN GERMANY - …

Opencast coal mining has led to the destruction of hundreds of German villages over the last century. Germany has promised to phase out coal by 2038, but extraction continues, and the future of several villages hangs in the balance. Alan's images for Monuments document the communities earmarked for demolition.