Which action is necessary when a mine fire is discovered?

When a mine fire is discovered, the immediate action of notifying the foreman is crucial for several reasons. First, the foreman is responsible for the safety of all personnel in the mine and has the authority to implement emergency procedures. This notification allows for a rapid and organized response to contain and extinguish the fire safely.

Additionally, a foreman will have training on how to assess the situation correctly and will be able to coordinate with emergency services or fire suppression teams if necessary. They can also facilitate an evacuation if required, ensuring everyone's safety.

Attempting to extinguish a fire without proper equipment can be dangerous and may exacerbate the situation. Leaving the area without reporting not only puts the individual at risk but endangers others who may be unaware of the fire. Ignoring a small fire can lead to significant hazards, as fire can spread quickly in a mine environment. Therefore, alerting the foreman is the most responsible and effective course of action when a fire is discovered.