Government of Canada / Gouvernement du Canada
Symbol of the Government of Canada


Coal Mining Occupational Health and Safety Regulations (SOR/90-97)

Regulations are current to 2021-01-10 and last amended on 2021-01-01. Previous Versions

PART VExplosion and Fire Protection (continued)

Avoidance of Flammable Material

  •  (1) No flammable material shall be used in the construction of any underground room or part of a roadway that houses main engines, main pumps, booster fans, battery chargers or other mechanical equipment or electrical equipment in a coal mine or a portion of a coal mine if the equipment is installed for the period of time during which the coal mine or the portion of the coal mine is in operation.

  • (2) No flammable material shall be used within 15 m of the approaches to an area referred to in subsection (1).

  •  (1) No person shall use flammable material in the construction of any underground engine room, motor room or other room or place in which stationary machinery is operated.

  • (2) No oil, grease, canvas or other flammable material shall be stored underground unless it is stored

    • (a) in a non-flammable container; or

    • (b) at a place 15 m away from where it or any other flammable material is used.

Fire Protection Equipment

 At least one portable fire extinguisher that has a rating of 10A:60B:C and that meets the standards set out in the National Standard of Canada standard CAN4-S508-M83, Rating and Fire Testing of Fire Extinguishers, dated June 1983, shall be provided

  • (a) at every working face; and

  • (b) at every location where an engine or an electric motor is installed or where flammable materials are stored.

  •  (1) At least once every month, a qualified person shall inspect all fire protection equipment.

  • (2) The qualified person referred to in subsection (1) shall make a written report of the inspection to the mine manager.

  •  (1) The employer shall, 90 days before commencing the operation of a coal mine, submit to the Coal Mining Safety Commission for approval a plan of the fire protection and water supply systems of the coal mine that shows

    • (a) the location of fire protection equipment;

    • (b) the size of the pipes that supply water to the working faces; and

    • (c) the position of all valves and hydrants on the water supply system.

  • (2) The employer shall post copies of the plan referred to in subsection (1), as approved by the Coal Mining Safety Commission, in conspicuous places throughout the coal mine where they are readily available for examination by employees.

  •  (1) A water supply system for fire protection shall be installed along the side of every conveyor that is in service at a coal mine.

  • (2) The flow pressure of the water in the system referred to in subsection (1) at any hydrant on the circuit shall be

    • (a) not less than 340 kPa when two of the hydrants on that circuit are discharging water at a rate of 200 L/min; and

    • (b) measured at a nozzle of 16 mm diameter that is attached to the hydrant.


  •  (1) A qualified person shall, at least once every month, measure the flow quantity and flow pressure of water at the hydrants shown on the plan referred to in section 148.

  • (2) A record of the measurements referred to in subsection (1) shall be made by the qualified person in a book kept for that purpose.

  • (3) The mine manager and the underground manager shall, every day, examine the book referred to in subsection (2) and countersign the record of any measurement made that day.

Mine Rescue Teams and First Aid Equipment

  •  (1) The mine manager shall, for each coal mine, appoint employees as mine rescue workers and organize them into one or more mine rescue teams, each consisting of not less than five mine rescue workers.

  • (2) The mine manager shall appoint

    • (a) a mine rescue team captain for every mine rescue team referred to in subsection (1); and

    • (b) for each coal mine, a mine rescue station superintendent to supervise the mine rescue teams at the coal mine.

  • (3) Every mine rescue worker shall be equipped with the equipment listed in Schedule III.

  • (4) During mine rescue work, for each mine rescue worker who is engaged in actual rescue work, one mine rescue worker shall remain in readiness at the fresh air base.

  • (5) Every mine rescue team shall be equipped with the equipment listed in Column I of each item of Schedule IV in the quantities set out in Column II of that item.

  • (6) Every mine rescue team shall take at least one training session every month.

  • (7) At least two of the training sessions referred to in subsection (6) shall be conducted annually under simulated emergency conditions underground.

  • (8) Emergency procedures shall be tested at least once every two years.

  • (9) The employer shall notify a safety officer at the district office of the day and time of each training session referred to in subsection (6) or (7) at least 24 hours before the training session.

  •  (1) The employer shall provide a self-rescuer to every person granted access underground and shall train the person in the use of it.

  • (2) The employer shall retrain every employee who goes underground in the use of the self-rescuer at least once every three years.

  • (3) Every employee shall carry a self-rescuer at all times when the employee is underground.

  •  (1) The employer shall provide and maintain the first aid supplies and equipment set out in Column I of each item of Part I of Schedule V in the quantities set out in Column II of that item, within 100 m of

    • (a) the face of each development; and

    • (b) each working face on any roadway to that face.

  • (2) The employer shall provide every underground manager, overman and shotfirer with a first aid kit that contains the supplies set out in Part II of Schedule V.

  • (3) Every overman and shotfirer shall carry a first aid kit referred to in subsection (2) at all times when underground.

  •  (1) At least once every month, a qualified person shall

    • (a) inspect the first aid supplies and equipment referred to in subsections 152(1) and 153(1) and (2); and

    • (b) make a written report of the results of the inspection referred to in paragraph (a) to the mine rescue station superintendent.

  • (2) The report referred to in paragraph (1)(b) shall be countersigned by the mine rescue station superintendent.

Stoppings and Barricades

  •  (1) Before stoppings or barricades are installed for fire protection in an area of a coal mine, all persons, other than those persons required to install the stoppings or barricades, shall be evacuated from the area.

  • (2) No person shall enter an area referred to in subsection (1) for a period of 24 hours after stoppings or barricades have been installed, except for the purpose of saving life, preventing injury or relieving human suffering.

 Where coal is left unmined as a barrier against fire or flooding or for any other safety purpose, no person shall remove the coal.

 All openings to any underground area that is not being worked or developed shall be

  • (a) stopped off; and

  • (b) posted with a warning sign that states “DO NOT ENTER” and “ENTRÉE INTERDITE”.


Pre-development Requirements

  •  (1) The employer shall submit to the Coal Mining Safety Commission for approval a notice in writing of the employer’s intention to carry out any of the following activities in a coal mine, at least 90 days before beginning any of those activities, namely,

    • (a) the development, construction or alteration of a portion of a coal mine;

    • (b) the introduction or alteration of mining methods or technology;

    • (c) the use of new methods of construction, operation or installation of equipment;

    • (d) the introduction or alteration of any main fan, booster fan, machine, equipment or instrument;

    • (e) the introduction or alteration of transportation equipment or a transportation system for employees or materials;

    • (f) the construction underground of a bulkhead, dam or permanent stopping;

    • (g) the construction of a tailing dam, a water storage reservoir or a structure above ground for the storage of explosives;

    • (h) the introduction of any electrical equipment or electrical system that has not been previously approved, or the alteration of any electrical equipment or electrical system; or

    • (i) the bulk transportation of explosives.

  • (2) The notice referred to in subsection (1) shall contain pertinent detailed drawings, plans and specifications.

  • (3) Where the drawings, plans and specifications referred to in subsection (2) are in respect of a submarine area, they shall indicate

    • (a) the mining method to be used;

    • (b) the area from which coal is to be extracted;

    • (c) sections of the strata between the sea bottom and the workings;

    • (d) the location of any faults or other geological disturbances; and

    • (e) the calculated strain on the sea bottom.

  • (4) For the purposes of subsection (3), a submarine area includes an area below any body of water or material that may flow.

Date modified: