What is the maximum distance the emergency shelter/chamber can be located from the face?

The correct answer is that the maximum distance the emergency shelter or chamber can be located from the face is 1,000 feet. This regulation is put in place to ensure that miners have quick and efficient access to safety in the event of an emergency, such as a fire or gas leak.

Being within a 1,000-foot distance allows miners to reach the shelter swiftly, minimizing the risks associated with emergencies and ensuring that they have a secure location to take refuge in case of hazardous conditions. The proximity is crucial for effective evacuation procedures and maintaining the safety of all personnel in the mine.

Other distances mentioned, like 500 feet, 1,500 feet, and 2,000 feet, do not provide the same level of accessibility and safety as the maximum of 1,000 feet, potentially putting miners at greater risk during an emergency situation. Thus, the standard emphasizes the importance of immediate access to safety resources in the mining environment.