Valuing the environmental impacts of opencast coal mining …
The Council for the Protection of Rural England regards opencast coal mining as 'one of the most environmentally destructive activities being carried out in the UK'.4 Common complaints of the numerous local pressure groups formed throughout the coalfields are that opencast mining generates noise and traffice congestion, dust, …
Opencast Mining (Quarrying): Methods, Advantages
Opencast mining or quarrying of minerals is easier than mining by underground methods. During quarrying the alluvium and rocks below which the minerals lie, are removed and …
(PDF) Dust Monitoring, Characterization and Prediction in an Opencast …
• Need of in-pit wind field modeling and vertical transport of PM is emphasized. a b s t r a c t Particulate matter (PM) is one of the primary pollutants produced from surface mining operations. ... In opencast mining, driller and compressor operators were the major exposed groups. The percentage of free silica is found to be less than 5% in ...
World Journal of Engineering Research and Technology
underground mining need deep opencast mining. The objective of the paper is the continued viability of opencast mining. KEYWORDS: ...
Detecting the effects of opencast mining on ecosystem …
Opencast mining, especially surface mining, is one of the most intense human disturbances to terrestrial ecosystems, often causing drastic changes in Ecosystem Services [].Opencast mining destroys the surface soil, vegetation, topography and other features, results in removal or modification of areas of natural ecosystems [], affecting …
OPENCAST COAL MINING AT LARGE DEPTH IN INDIA-CHALLENGES AHEAD
The research in ECL, & BCCL, subsidiaries of Coal India shows that fire and unsystematic underground mining need deep opencast mining. The objective of the paper is the continued viability of ...
Open-Pit Mining Definition | Anglo American
Open-pit mining, also known as opencast mining, is a surface mining technique that extracts minerals from an open pit in the ground. Open-pit mining is the most common …
Spontaneous succession on opencast mining sites
Using linear models and multivariate analysis, I tested the effects of (a) developmental stages from early successional sites to mature forests, combined with (b) the initiation process at the sites, which was either technical reclamation or spontaneous succession, and (c) vegetation cover on (i) species richness, (ii) rarity and (iii) species ...
12.10: Open-Pit Mining
Open-pit mining, or open-cast 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 …
Dynamic Changes in Carbon Sequestration from Opencast Mining Activities
Opencast coal mining causes serious damage to the natural landscape, resulting in the depletion of the carbon sequestration capacity in the mining activity. There are few studies on the variation of carbon sequestration capabilities caused by land use changes in opencast mining areas. This paper uses six images were used to quantify …
From wasteland to wonderland: Opencast mining
The risk is that the new private owners will look either to termin- ate such access or to raise revenue from it. With such proposals on the agenda, there is a pressing need to Opencast mining and the consider turning certain customary freedoms into rights to moderate the scope of private market power (Le et al., 1993, pp. 107-108).
(PDF) Constructing Structures on Backfilled Opencast Mine …
REVIEW ARTICLES Constructing structures on backfilled opencast mine spoil for better sustainability Sumit Kumar, Sekhar Chandra Dutta* and Lohitkumar Nainegali Department of Civil Engineering, Indian Institute of Technology (ISM), Dhanbad 826 004, India In this study we collate existing knowledge and suggest a possible methodology for …
12.10: Open-Pit Mining
EXTRACTION; REHABILITATION; TYPICAL OPEN CUT GRADES; REFLECTION QUESTIONS; Contributors and Attributions; Open-pit mining, or open-cast 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 …
Spontaneous succession on opencast mining sites
species richness and rarity. In total, 72 species (listed in Table S1) entered into the analysis. Site age and management history significantly affected both species richness and rarity (Table 1).Species richness increased with age (estimate = 0·17 ± 0·030) for both reclamations and successions, while successions were richer in all …
Zizwe Opencast Mining : Opportunities in Commodities
South Africa consists of various attractive investment opportunities, and we need to do our bit to capitalise on the traction that we are experiencing worldwide." ... Zizwe's turnkey opencast mining services and fit-for-purpose solutions comprise open pit mine design, planning, drilling and blasting, contract mining, mine closure, and the ...
Coalmine saga a case of epic mismanagement
Oversight of what was the UK's largest opencast coalmine has been described as a case of "epic mismanagement" with "heart-rending" impacts for local people.
Dynamic simulation of an opencast coal mine: a case study …
Dynamic simulations are powerful tools, but only if they are developed using the correct methodology, and with information that has been verified. Mining houses rely on simulation to confirm that complex, integrated systems can achieve design capacity before investment decisions are made. Work conducted in the realm of validation can make an …
Opencast coal mining in India: Analyzing and addressing …
Environmental Quality Management is a sustainability journal at the intersection of science, engineering & social system development focused on natural resource management.
Open-Pit Mining | Method and Process | Epiroc
Open-Pit Mining | Method and Process. Open-pit mining provides significant proportions of many of the world's major mineral commodities. In hard rock mining, much of the …
Contract Opencast Mining Services | LinkedIn
Contract Opencast Mining Services Mining Witbank, Mpumalanga 601 followers Specialist contract-miner for opencast coal reserves.
Surface Mine Development | SpringerLink
The principal purpose of opencast mining-extraction of minerals from the earth with simultaneous removal of a large volume of capping and enclosing overburden rock-can only be achieved with a clear-cut and highly efficient organization of the leading and most expensive process of opencast mining-transfer of the mined rock from quarry …
(PDF) Dynamic Changes in Carbon Sequestration from Opencast Mining …
PDF | Opencast coal mining causes serious damage to the natural landscape, resulting in the depletion of the carbon sequestration capacity in the mining... | Find, read and cite all the research ...
Life cycle assessment of opencast lignite mining
The technology for opencast lignite mining is noted for its high production efficiency, high level of recovery and lower risk as regards the safety of workers when compared with underground mining systems. However, the need to remove large amounts of overburden to uncover the deposit contributes to a much greater degradation of the landscape ...
A review on existing opencast coal mining methods within Australia
Key wordsCoal mining-surface mine-opencast mining machines. Types of Mines Operational within Australia [6 -12] ... For the sustainability of lignite and coal mining, engineers need the soils ...
[PDF] Detecting the effects of opencast mining on …
Opencast mining is one of the human activities that severely damage the surface environment, but its long-term impact on ecosystem services lacks systematic assessment. This study takes the Ordos opencast mining area as an example, and calculates the value of ESV from 1990 to 2020 based on the Google Earth Engine …
Remote sensing classification method of vegetation
The mining area is divided into ten shaft areas, including six opencast coal mines, one opencast germanium mine, and three shaft mines. Among them, West Opencast Mine 1, West Opencast Mine 3, Opencast Germanium Mine, and East Opencast Mine 3 have been put into production and the spatial distribution of all mines …
Open-Pit Mining: A Comprehensive Guide
Open-pit mining, or opencast mining, is a surface mining technique used for large-scale operations. It involves extracting minerals from a pit by removing waste rock and overburden. Commonly used for minerals like copper, gold, and iron ore, requires …
Stability Evaluation of Highwall Slope in an Opencast …
imports (https://coal.nic.in/). Opencast mining is a very cost-effective mining method allowing a high grade of mechanization and large production volumes. In India, fast increase in output of ... 1.1 Need for the Present Study The Indian Coal Mining Industry has experienced the pit slope failures at Dorli OC-I of M/s SCCL, SRP OC-I of M/s SCCL ...
Hazard identification and risk assessment of opencast
Mining being a hazardous operation has extensive environmental, health, and safety risk to miners. So, for an industry like mining to be successful, it should meet not only the production targets but also maintain the highest safety standards for all concerned. In order to improve workplace safety, there is a need of site-specific Safety …
Life cycle assessment of opencast lignite mining
The technology for opencast lignite mining is noted for its high production efficiency, high level of recovery and lower risk as regards the safety of workers when compared with underground mining systems. However, the need to remove large amounts of overburden to uncover the deposit contributes to a much greater degradation of the …