Who is designated as the supervisor during blasting operations in a mine?

The supervisor during blasting operations in a mine is designated as a certified mine foreman-fireboss. This is because the role requires specific training and certification to ensure that all safety protocols and regulations are strictly followed during potentially hazardous activities such as blasting. A certified mine foreman-fireboss possesses the knowledge and authority to manage the operation, supervise personnel, and handle the necessary emergency procedures should any issues arise. This position also reflects a comprehensive understanding of both mining operations and the legal compliance required for safe blasting practices.

The other roles listed, such as a junior mine operator, a safety inspector, and a mining equipment operator, do not carry the same level of responsibility and certification necessary to oversee blasting operations, emphasizing the critical importance of experience and training in this high-stakes environment.