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SYLLABUS FOR EXAMINATION FOR FIRST CLASS MANAGER'S CERTIFICATE OF COMPETENCY
(Under Metalliferous Mines Regulations, 1961)
MINE VENTILATION, EXPLOSIVES, FIRES, AND INUNDATION

• Composition of mine atmosphere:

  • Mine gases; generation, properties, and effects; sampling and analysis of mine air; flame safety lamp; monitoring of different gases; inflammability of fire damp; fire damp explosions.

• Flame safety lamps and their design:

  • Use and maintenance; testing of safety lamps; lamp house and organization.

Heat and humidity:

• Sources of heat in mines; geothermal gradient; heat flow in deep mines; effects of heat and humidity; psychometrics; computation of thermodynamic properties of mine air; basic modes of heat transfer in mines; methods of calculation of heat flow and temperature rise in mine airways; heat and moisture transfer in stopes.
• Computation of heat load due to various machines in development working and stopes (e.g., drills, road headers/tunnel borers, LHDs, low-profile dumpers, locomotives, lump breakers, crushers, belt conveyors, underground sub-stations, etc.); air cooling and conditioning.

Airflow in mines:

• Laws of airflow; resistance of airways; resistance and splitting problems; equivalent orifice; flow control devices; permissible air velocities.

Natural ventilation:

• Seasonal variations; calculation of natural ventilation pressure; thermodynamic principles and other short-cut methods.

Mechanical ventilation:

• Theory of different fans; characteristics and suitability of fan; selection, testing, and output control; fans in series and parallel; reversal of airflow; fan drift, diffuser, and evasee; booster and auxiliary fans; ventilation of heading and sinking shafts; standards of ventilation; ventilation calculation.

Ventilation planning:

• Ventilation layout; determination of size of shafts and airways; estimation of air quantity requirements; ventilation network analysis; Hardy Cross methods of iterative analysis and application of linear theory; thermodynamic network analysis and computer application; application of numerical modeling; estimation of pressure requirement; ventilation survey; ventilation plans.

Airborne dust:

• Generation, dispersion, measurement, and control; suppression and treatment of mine dust; sampling and analysis of mine dust.

Mine fires:

• Types; causes; detection; prevention and control of mine fires; spontaneous heating; dealing with mine fires; sealing off fire-areas; build-up of extinctive atmosphere; firefighting organization; reopening of sealed off fire areas.

Firedamp and sulphide dust explosions:

• Cause and prevention; stone dust barrier; water barrier and other methods.

Inundation:

• Causes and prevention; precautions and techniques of approaching old waterlogged working; safety boring apparatus; pattern of hole; design and construction of water dams; water lodgements; water danger plan.

• Recovery of mine after explosion, fires, and inundation and investigation after the same; rescue and recovery in mines; rescue apparatus; organization of rescue work; emergency preparedness and response system.

Illumination:

• Cap lamps, layout, and organization of lamp rooms; standards of illumination; photometry and illumination survey.

• Recent developments in mine ventilation; use of numerical modeling in ventilation planning.

• Risk assessment and analysis with reference to mine environment; management of environmental risks.

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