JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD B.Tech IV HEALTH AND SAFETY IN MINES Previous Question Paper (December - 2019 - R16)
Note: This question paper contains two parts A and B. Part A is compulsory which carries 25 marks. Answer all questions in Part A. Part B consists of 5 Units. Answer any one full question from each unit. Each question carries 10 marks and may have a, b as sub questions.
PART - A
Mention the objectives of accident prevention in industries.
Answer
The primary objectives are to protect human life by minimizing injuries and fatalities, to maintain operational continuity by reducing downtime, and to minimize economic losses associated with compensation, medical costs, and equipment damage.
Summarize the safety measures followed in mines to prevent accidents.
Answer
Safety measures include strict adherence to the Mines Act and regulations, implementation of systematic roof support systems, regular inspection of machinery, provision of adequate ventilation to dilute hazardous gases, mandatory use of personal protective equipment (PPE), and continuous safety training for all personnel.
List the causes of accidents in underground mines.
Answer
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What are the purposes of accident analysis?
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Define accident severity rate.
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How zero accidental plans (ZAP) can be achieved in mines?
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Identify the major sources of risk in coal mining operation.
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Write notes about occupational diseases in mining.
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What is safety consciousness program? Mention the impacts of such programs in safety policies.
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Define safety audit. List the advantages and disadvantages of safety auditing.
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PART - B
Discuss the reasons for preventing accidents in mines.
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Explain the role of human factors and human errors in mine safety and accidents.
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Describe the measurement of safety performance through a combination of lag (output) and lead (input) indicators.
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Describe the causes and preventive measures of accidents in open cast mines.
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Discuss the various direct costs and indirect costs of mine accidents.
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Explain the important statistical tools used in accident analysis.
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What is system engineering? Explain the three major activities of system engineering management approach towards safety.
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Describe the safety aspects of following safety analysis methods and techniques: Hazards and Operability Analysis (HAZOP) and Job Safety Analysis (JSA).
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Discuss the methodology for risk identification, risk estimation and evaluation in mining operation.
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Describe the procedure for risk analysis using Fault Tree Analysis (FTA) method.
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Mention the various audio-visual aids used in mining industry.
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Explain the importance of proper training in achieving safety goals.
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Write about the interrelation between human behavioral approach and safety practices.
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Explain the structure and functions of internal safety organization.
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