risk opencast mine coal business

Construction of landscape ecological network based on …

DOI: 10.1016/j.jclepro.2020.125523 Corpus ID: 230554226; Construction of landscape ecological network based on landscape ecological risk assessment in a large-scale opencast coal mine area

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Khanye

The mine has a remaining life of mine of 14 years. Opencast mining commenced in January 2018. The mine produces 240 000 t/m of ROM coal with a 400 tph Larcodem plant for beneficiation which was commissioned in March 2019. The coal is washed and is predominantly used for the export market. Indicative Quality

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A Risk Assessment Tool For Open Cast Mining In South Africa

Previously, a variety of risk rating systems were used on different mines. However, these were mostly site specific and geology based systems. The purpose of developing a uniform rating system, to be used on all Anglo Coal open cast mines, is to provide an unbiased, standard and quantifiable assessment of the risk from highwall …

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[PDF] Risks and challenges affecting opencast pillar mining in

In this study we review the recurring challenges affecting opencast pillar mining by means of field investigations and consultations with experts at five opencast …

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Assessment of the potential ecological risk of heavy metals …

To reveal the potential pollution characteristics of heavy metals in reclaimed soils at the Heidaigou opencast coal mine, the Hakanson potential ecological risk and Nemerow multi-factor indices were used to analyze Cd, Hg, As, Pb, Cr, Cu, Zn and Ni contamination and assess the corresponding ecological risk. The two indices revealed similar levels of …

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Opencast coal mining in Wales

Article by Graham Winter, National Assembly for Wales Research Service. Opencast coal mining activity is particularly concentrated in the South Wales coalfield as the map below shows. A research study commissioned by the Welsh Government identified 10 active sites and 3 additional sites where planning permission was being sought at the …

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Assessment of social and environmental risks on opencast …

The process of assessing social and ecological risks is based on the analysis and determination of the probability of occurrence, the operation reliability of the …

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Assessment of social and environmental risks on opencast …

Increased precipitation and flooding of the Tamnava-West Field opencast mine and its internal dump due to climate change have led to permanent changes in the …

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Surface coal mine restoration: final report to opencast coal …

A. This report compiles the work of the Opencast Coal Task Force Compliance and Finance sub-groups; set up during 2014 to implement change and consider the outcome of a public consultation on Opencast Coal Restoration: Better Regulation. A summary of the consultation's main findings is in Annex C. The outcomes and …

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Assessment of social and environmental risks on opencast coal mines

The methodology of calculating opencast mine internal dump slope stability risk (R) is based on the well-known probabilistic principle of slope overall system failure probability (Pfs) and ...

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How to optimize dust pollution control in opencast coal …

In order to improve dust pollution control in opencast coal mines, this study combines prospect theory with evolutionary game theory, analyzing the evolutionary …

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OneMine | Application Of Openrisk At Open Cast Coal Mines

OpenRisk system has been in operation at nine Anglo Coal and other open cast mines. It adequately detects areas of high risk and generates adequate remedial …

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dEVEloPmENt of a sPoNtaNEous hEatiNg / firE risk …

Mining Engineers' Journal, Vol. 18, No. 10 16 May 2017 INTRODUCTION Coal is the primary source of energy supply in India, which accounts almost 60% of the electricity generation.

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Mid-long term boundary dynamic optimization of open-pit coal mine …

The delineation of the open-pit mining boundary, particularly in the context of medium to long-term planning, forms the foundation of mining design. However, due to the non-linear and dynamic nature of the economic and technical parameters influencing boundary delineation, determining the optimal mining boundary can be exceedingly …

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Opencast mine fears unfounded, says company planning …

The proposal comes after a Welsh Government review of coal tips deemed Bedwas "high-risk". ... "We are a restoration company, not an opencast mining business. "Our last project, completed in 2013 was Six Bells [in Abertillery], which has won wide acclaim for the quality of the work carried out.

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Coal: UK's last opencast mine shuts after legal row

The UK's last opencast coalmine has closed as fears mount over whether the massive site will be restored. Documents seen by BBC News show concerns at the Welsh government and UK Coal Authority ...

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Dump Slope Stability Rating and Risk Assessment in …

Dump Slope Stability Rating and Risk Assessment in Opencast Coal Mines: A Case Study Satya Prakash Sahu1(B), Pradeep Kumar Mohanty1, and Singam Jayanthu2 1 Mahanadi Coalﬁelds Limited, Sambalpur, India satya.prakash42@gmail 2 National Institute of Technology, Rourkela, India Abstract. As a part of this paper, detailed risk assessment …

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Environmental Impact Assessment through Integrated Approaches in a Coal

High values ofhardness of mine water reduces it's utility in domestic purposes.The article illustrates the quality of acidic and non acidic minewater and leachate characteristics of opencast coal ...

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Assessment of the potential ecological risk of heavy metals …

To reveal the potential pollution characteristics of heavy metals in reclaimed soils at the Heidaigou opencast coal mine, the Hakanson potential ecological risk and Nemerow multi-factor indices ...

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Analysis of accidents due to slope failure in Indian …

lying coal for excavation. Opencast mining of coal and metals invariably pollutes the environment, producing large amounts of waste rock which is generally piled up into large dumps on the surface1,2. The amount of over-burden or dump will increase with the increasing size of opencast mines and large stripping ratios. Coal India

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Factors and challenges affecting coal recovery by opencast …

Recent studies of in situ pillar mining have found the extraction of the pillars to be feasible during opencast mining due to the high extraction rates of coal, relatively low stripping ratio, safety of the operation, and general environmental requirements. The geological model of an opencast pillar mining operation within the Witbank coalfield ...

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Life cycle assessment of opencast lignite mining

The life cycle phase of fossil fuel extraction is mainly considered in the LCA assessment when evaluating the energy production processes. It is then only one of many unit processes, which contribute to the blurring of mining-relevant results (Ditsele and Awuah-Offei 2012; Singh et al. 2016).LCA covering the extraction phase as one element …

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Safety Risk Assessment and Risk Prediction in …

Safety Risk Assessment and Risk Prediction in Underground Coal Mines Using Machine Learning Techniques D. P. Tripathy1. Satyajeet Parida2. Leki Khandu3 Received: 18 May 2021/Accepted: 6 September 2021/Published online: 7 October 2021 The Institution of Engineers (India) 2021 Abstract Risk management focusses on the identiﬁcation

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Human health risk assessment of PM

Air pollution in opencast coal mine areas is a critical issue, resulting in harmful severe effects on human health. Therefore, it is essential to understand the air pollution factors and to assess the risks to humans. This study evaluated the potential risks (carcinogen and non-carcinogen) of inhalation exposure to PM10-bound heavy metals …

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Dump Slope Stability Rating and Risk Assessment in …

As a part of this paper, detailed risk assessment (identification of hazards, determination of risk score and control measures) was carried out for dump failure in an …

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Coal mining projects – Coal 2020 – Analysis

Also in Queensland, QCoal's Byerwen Coal Project commenced shipments of met coal in 2019. The opencast mine could reach a production rate of 10 Mtpa met coal in 2021 after significant site expansion. A third of the world's more-advanced coal mining projects are located in Australia, mostly in Queensland, with total capacity of 38 Mtpa.

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What Is Open-Pit Mining? Definition and …

The Centers for Disease Control and Prevention (CDC) report that, in 2020, the United States had the following active mines: 6,251 sand and gravel pits, 4,281 stone quarries, 1,009 coal mines, 895 ...

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MONUMENTS: OPENCAST COAL MINING IN GERMANY

The region hosts three active mines owned by energy company RWE, Europe's single biggest emitter of carbon dioxide: Hambrach, Garzweiler II, and Inden. Although Germany plans to phase out coal use by 2038, several villages remain at risk from the expansion of the mines. The Hambach mine threatens the villages of Manheim and Morschenich.

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A Novel Risk Assessment Approach for Open-Cast Coal Mines …

Mining is a high-risk industry where occupational accidents are common due to its complex nature. Therefore, providing a more holistic and dynamic risk assessment framework is essential to identify and minimize the potential risks and enhance safety measures. Unfortunately, traditional risk assessment methods have limitations and …

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Spontaneous Heating/Fire Risk Index for Opencast Mines

Download Table | Spontaneous Heating/Fire Risk Index for Opencast Mines from publication: Development of a Spontaneous Heating / Fire Risk Index for Opencast Coal Mines | Presently, researchers ...

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رقم 1688 ، طريق Gaoke شرق ، حي بودونغ الجديد ، شنغهاي ، الصين.

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