coal mining hazards in brazil case study

Mining geohazards—land subsidence caused by the …

2013-9-5 · Abstract. Nat Hazards (2014) 70:675–691 DOI 10.1007/s11069-013-0837-1 ORI G IN AL PA PER Mining geohazards—land subsidence caused by the dewatering of opencast coal mines: The case study of the Amyntaio coal mine, Florina, Greece • • • C. Loupasakis V. Angelitsa D. Rozos N. Spanou Received: 10 October 2012 / Accepted: 19 August 2013 / Published …

The impact of coal mining on the environment and …

The impact of coal mining on the environment and community quality of life: a case study investigation of the impacts and conflicts associated with coal mining in the Mpumalanga Province, South Africa. (Thesis). University of Cape Town,Faculty of Engineering & the Built Environment,Department of Chemical Engineering.

CHILD LABOR IN COAL FIELDS OF BALOCHISTAN. (A …

2020-9-17 · (A Case Study of Mach Coal Fields Balochistan) MUHAMMAD ASIF1 2Dr. NAIMA SAEED MUHAMMAD ISHAQ3 IFTHIKHAR SHAFIQ4 ... such as the child labor in Brazil is some seven million. (ILO 1992). ... the coal mining is the most hazards work in the world, the coal …

Coal-Mining Seismicity and Ground-Shaking Hazard: A …

We describe a multipart study to quantify the potential ground-shaking hazard to Joes Valley Dam, a 58-m-high earthfill dam, posed by mining-induced seismicity (mis) from future underground coal mining, which could approach as close as ∼1 km to the dam.To characterize future mis close to the dam, we studied mis located ∼3–7 km from the dam at the Trail Mountain coal mine.

Hazard Identification and Risk Analysis in Coal Mining A ...

2013-3-27 · in Coal Mining – A Case Study Presented by Dr. H. B. Sahu Associate Professor Department of Mining Engineering National Institute of Technology, Rourkela Presented at the National Symposium on Present Technology and Safety Scenario in Mining & Allied Industries held at IIT (BHU), Varanasi during 25-27 February, 2013 by

Simulation — An Approach to Risk Analysis in Coal Mining ...

2000-1-1 · This paper outlines how the sequential Gaussian conditional simulation algorithm can be used to assess uncertainty of grade estimates and also illustrates how simulated models can be incorporated into mine planning and scheduling. A case study demonstrates the efficiency of the method in assessing risk associated with geological and engineering ...

The Environmental Impact of Coal Mining: A Case Study in ...

2011-2-25 · Abstract. Mine Water Environ (2011) 30:159–168 DOI 10.1007/s10230-011-0139-3 TECHN ICAL ARTICLE The Environmental Impact of Coal Mining: A Case Study in Brazil''s Sanga ˜ o Watershed • • C. J. B. Gomes C. A. B. Mendes J. F. C. L. Costa Received: 8 March 2010 / Accepted: 10 February 2011 / Published online: 25 February 2011 Springer-Verlag …

Case study Bow-tie analysis of a fatal underground coal ...

Method: The case study concerns a fatality which occurred at an underground coal mine in Queensland in 2007. Results: A continuous mining machine operator was crushed against the mine wall by a shuttle car following a loss of situation awareness by the shuttle car driver.

Coal-Mining Seismicity and Ground-Shaking Hazard: A …

Abstract. We describe a multipart study to quantify the potential ground-shaking hazard to Joes Valley Dam, a 58-m-high earthfill dam, posed by mining-induced seismicity (MIS) fro

The Environmental Impact of Coal Mining: A Case Study in ...

2011-2-25 · For the purpose of this case study, a pilot area In the southern section of the state of Santa Catarina in of 88 km was selected, which encompasses the upstream Brazil, approximately 6,300 ha of land have been disturbed portion of the Sanga ˜o River of the Ararangua watershed in by surface mining of coal and waste dumps (Brasil 2009). the ...

The Social and Environmental Consequences of Coal …

2013-3-12 · This case study focuses on the costs of the environmental and social effects of coal mining in South Africa, undertaken for export to the Netherlands. Coal mining imposes many external costs on its surroundings and the people who live in it. Some of these can be quantified by estimates, others are difficult to estimate. Coal mining is

Coal-mining seismicity and ground-shaking hazard: A case ...

We describe a multipart study to quantify the potential ground-shaking hazard to Joes Valley Dam, a 58-m-high earthfill dam, posed by mining-induced seismicity (MIS) from future underground coal mining, which could approach as close as ???1 km to the dam. To characterize future MIS close to the dam, we studied MIS located ???3-7 km from the dam at the Trail Mountain coal mine.

Prediction of coal mine water hazards: a case study from ...

2019-1-25 · In the Huainan Coalfield of China, the hazards posed by mine water are becoming more serious with increasing mining depth. Groundwater is mainly transported through tectonic fractures in coal measure strata. Therefore, the identification of fractures in coal measure strata aids in determining whether or not a target coal seam will suffer water hazards. Here, we …

Case Studies Archives

2021-9-26 · Rio Tinto''s bauxite mine in Queensland, Australia, was threatened with water shortage as drought season left its mark on the nearby dam serving the mine site and its operations. Case Study: How ...

Identification of the extent of artisanal coal mining and ...

2011-3-23 · Identification of the extent of artisanal coal mining and related acid mine water hazards using remote sensing and field sampling: A case study in Jaiñtia Hills of North-eastern India by Bantehsonglang Blahwar Thesis submitted to the International Institute for Geo-information Science and Earth Observation and

Environment Impact Assessment of Coal Mining

2013-11-13 · underground mines in the earth crust. Coal mining is one of the most illegal activities going on in the country. At the same time it totally neglects the role of EIA in its pre-operational, during mining and post operational plans. Here various case studies of coal mining are done and the impact of coal mining to the environment is looked into with

Deterministic seismic hazard assessment of coal fractures ...

2020-2-1 · The panel 92201 in Sanhejian Coal Mine is one of the panels which suffered from serious seismic hazards induced by frequent coal fractures. The panel is located in the middle of the coal field at a depth of 900 m, and a normal fault, F1, exists right in the middle of the panel with a height of 0.9–10 m and an angle of 35° (Fig. 2a).The mining seam of the panel is coal …

HAZARD IDENTIFICATION AND RISK ANALYSIS IN …

2011-5-16 · 5.1 Case study of an iron ore mine 5.2 Case study of a coal mine 52 59 CHAPTER 6: DISCUSSION AND CONCLUSION 65 6.1 Discussion 6.2 Conclusion 66 69 CHAPTER 7: REFERENCES 71 . vi ... Because of the existing hazards of mining as an activity and the complexity of mining machinery and equipment and the associated systems, procedures and …

International Research Journal of Social Sciences : A case ...

A case study on the effects of coal mining in the environment particularly in relation to Soil, Water and Air causing a Socio-economic Hazard in Asansol-Raniganj Area, India. Debasis Guha; Author Affiliations. 1 Department of Master of Computer Applications, Dr. B.C. Roy Engineering College, ...

(PDF) A STUDY ON A NEW HAZARD DETECTING AND …

Operation model of coal mine hazards detecting and controlling method. ... Comparison sight into the new hazard management method, more case studies of safety results at the three case companies shows that HCDCCMM and long-term research are needed to enhance the generalizability is an effective method to diminish accidents in coal mines, and ...

Prediction of coal mine water hazards: a case study from ...

ORIGINAL PAPER Prediction of coal mine water hazards: a case study from the Huainan Coalfield Yun Qin1 & Jun Lu1 Received: 25 October 2018 /Accepted: 17 January 2019

Current Developments and Challenges of Underground …

2020-10-13 · reviewed case studies. This study will hopefully shed light on the current status of mine ventilation and refrigeration as well as potential energy management techniques for future Australian mining operations. MINE COOLING STRATEGIES. With the increase in the temperature of the underground working environment, the conditions approach

Coal-Mining Seismicity and Ground-Shaking Hazard: A …

Coal-Mining Seismicity and Ground-Shaking Hazard: A Case Study in the Trail Mountain Area, Emery County, Utah Arabasz, W. J. Abstract. Publication: The Bulletin of the Seismological Society of America. Pub Date: February 2005 DOI: 10.1785/0120040045 Bibcode: ...

Ground Failures in Coal Mines with Weak Roof

2012-8-30 · MINE A – CASE STUDY OF STACKROCK ROOF The study mine is a room and pillar mine located in the Illinois Basin and is mining the No. 5 seam. The depth of cover ranges from 150-350 ft with a mining height of 7-8 ft. There are three different roof geologies. 1. Black shale/limestone 2. Thick Dykersburg Shale 3. Stackrock. The stackrock presents the

A case study on the effects of coal mining in the ...

2021-7-4 · A case study on the effects of coal mining in the environment particularly in relation to Soil, Water and Air causing a Socio-economic Hazard in Asansol-Raniganj Area, India Debasis Guha Department of Master of Computer Applications, Dr. B.C. Roy Engineering College, Jemua Road, Fuljhore, Durgapur, West Bengal, INDIA ...

Geologic Hazards and Roof Stability in Coal Mines

GEOLOGIC HAZARDS AND ROOF STABILITY IN COAL MINES By Gregory M. Molinda1 ABSTRACT The U.S. underground coal miner faces a continuing hazard from the fall of roof. At the root of many injuries and fatalities are weak or defective roof strata . Throughout mining history, millions of miles of entry

THE ANALYSIS OF FATAL ACCIDENTS IN INDIAN COAL …

2018-9-6 · This paper presents an analysis of the fatal coal mine accidents in India, and attempts to identify a few problem areas for safety. All matters relating to the mining, processing and marketing of coal in India is overseen by CIL, which is an umbrella organisation. There are eight subsidiaries or regional compa-nies working under CIL.

ASSESSMENT OF SAFETY AND ENVIRONMENTAL RISK …

2009-5-13 · Case studies on risk assessment in coal mines of MCL This project work discusses in detail the concept and steps in safety and environment risk assessment and their different approaches in risk assessment (qualitative and quantitative),

Health Care Expenditure of Coal Mine Workers: A Case …

2003-1-1 · Such health hazards are prominent in labour-intensive industries like gem cutting, limestone and mining. In this paper the focus is on the coal industry. The nature of coal mining is such that one would expect that the workers engaged in the mining …

Assessing Risks of Mine Tailing Dam Failures

2019-1-29 · (e.g., the Santo Antonio tailings dam in Minas Gerais Brazil, Kinross Brasil Mineração; Figure 1). Martin & Davies (2000) estimated that there are around 3,500 TSFs worldwide, but the real number is much higher. There might be several thousand tailings impoundments in the U.S. alone, associated with active non-coal mining and tens of thousands of

Environmental Consequences of a Burning Coal Mine : A …

2019-7-1 · consequences of coal mining in India and in particular Jharia coal-field (JCF). ii. A systematic study on environmental Impact Assessment (EIA) is carried out to assess the effects (both positive and negative) of coal mining on the environment. iii. Sustainable mining approach achieved by developing