Coal Mines Regulations 2026 MCQ Quiz - Part 04 | Indian Minerology

20 MCQs on Electricity, Machinery, Mine Plans, Strata Control, Draft OSHWC 2026 & DGMS 2025 Updates

Expert Level for DGMS Statutory Exams, Mining Engineers & Safety Professionals | Nagpur Mining Community

Coal Mines Regulations 2026 MCQ Quiz - Part 04 | Indian Minerology
Q1. Under Draft OSHWC (Coal Mines) Regulations 2026, electrical installations in mines must comply with standards from?
Correct: B) Central Electricity Authority regulations & DGMS approvals (draft aligns with safety codes)
Q2. In coal mines, flameproof apparatus is mandatory in which zones as per CMR & DGMS?
Correct: B) Gassy & fiery seams (belowground hazardous areas) (CMR Reg 181; retained in draft 2026)
Q3. DGMS(Tech.) Circular 07 of 2025 requires safety features like proximity sensors in?
Correct: B) HEMM & auxiliary equipment in OC coal/metal mines (to prevent fatal accidents)
Q4. Mine plans & sections under CMR must be prepared & updated by whom?
Correct: B) Surveyor & Manager; submitted to DGMS (CMR Reg 12–16; draft 2026 likely strengthens digital submission)
Q5. Strata control & roof support in underground coal mines follow guidelines from?
Correct: B) CMR Reg 99–108 & DGMS-approved support plan (risk-based; draft emphasizes monitoring)
Q6. Environmental monitoring system in belowground coal mines is required as per which DGMS circular?
Correct: B) DGMS(Tech.) Circulars on continuous gas/dust monitoring (enhanced in 2025–26 for safety)
Q7. In Draft 2026 Regulations, guarding of machinery must prevent access to?
Correct: B) Dangerous parts of machinery & provide interlocks (draft adopts OSH&WC Code machinery safety)
Q8. Electrical earthing in coal mines must be tested how often?
Correct: B) Monthly or as per DGMS/CMR schedule (Reg 181–190; safety critical)
Q9. Mine abandonment plans must include sealing & monitoring for how long post-closure?
Correct: B) As per DGMS approval (typically ongoing for subsidence/fire risk) (CMR & draft 2026 post-closure duties)
Q10. DGMS(Tech.)(S&T) Circular 02 of 2025 specifies minimum air quantity for?
Correct: B) Continuous Miner & Longwall panels in UG coal mines (modern mechanized faces ventilation)
Q11. In Draft OSHWC 2026, risk assessment for machinery includes?
Correct: B) Mechanical, electrical, ergonomic & operational hazards (draft holistic approach)
Q12. Survey plans must show all workings up to what accuracy?
Correct: B) As per CMR Schedule & DGMS standards (typically high precision for coal) (Reg 12)
Q13. Intrinsically safe equipment is required in?
Correct: B) Gassy atmospheres for communication & monitoring devices (DGMS approvals)
Q14. Draft 2026 Regulations require training on machinery operation for?
Correct: B) All operators & maintenance personnel (competency & safety training emphasis)
Q15. Borehole casing & grouting in mine workings prevent?
Correct: B) Inundation & gas migration (CMR Reg on old workings)
Q16. Electrical lockout/tagout procedures are mandated by which recent DGMS circular?
Correct: B) DGMS Tech. Circulars on energy isolation for maintenance (prevents electrical accidents)
Q17. In Draft 2026, mine closure plans must address?
Correct: B) Safety, environmental rehabilitation & monitoring (draft post-mining duties)
Q18. Automatic methane monitors in UG coal mines must alarm at what level?
Correct: B) 1.25% or as per DGMS (withdrawal at 1.25%) (CMR Reg 145; gassy seam safety)
Q19. Machinery examinations & tests under Draft 2026 are responsibility of?
Correct: B) Competent person appointed by management (periodic & certified)
Q20. The Draft OSHWC (Coal Mines) Regulations 2026, once finalized, will integrate with?
Correct: B) OSH&WC Code 2020 framework, replacing fragmented rules (modern unified safety code for coal sector)

Fantastic work on Part 04! Share your score or doubts in comments. For more on Nagpur-region mining updates, DGMS exam tips, or Part 05 (welfare, training, penalties), follow Indian Minerology. Safe mining always!

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