What is a requirement for first aid responders in coal mines?

Having at least one trained first-aid responder available on-site during all shifts is essential because it ensures that immediate medical assistance is accessible in case of any emergencies that may arise in the hazardous environment of a coal mine. The availability of trained personnel is crucial for timely intervention, which can significantly improve outcomes in injury situations, given the possible severity of accidents in such settings. This requirement aligns with safety regulations and guidelines aimed at protecting miners’ health and safety, as prompt response to medical emergencies can be the difference between life and death.

The other options detail important safety practices, but they are not fundamental requirements like having a dedicated trained responder on-site during operational hours. It is vital that someone with first-aid training is present, as they possess the skills and knowledge necessary to assess and address medical situations effectively until further help arrives.