Training Types

New Miner Training (NMT): You must provide each new miner with no less than 24 hours of training as outlined in 30 CFR 46.5 paragraphs (b), (c), and (d) or section 48.25 of the 30 CFR. Miners who have not yet received the full 24 hours of new miner training must work where an experienced miner can observe that the new miner is performing his or her work in a safe and healthful manner. 30 CFR 46.5 30 CFR 48.25

Annual Refresher Training (ART): Each miner must receive a minimum of eight (8) hours of annual refresher training at least once every 12 months. The training must include instruction on changes at the mine that could adversely affect the miner’s health or safety. The refresher must also address other health and safety subjects relevant to the mine. 30 CFR 46.8 30 CFR 48.28

MSHA Instructor Training Course (ITC): Required training prepares individuals to apply to become a Part 48 MSHA Approved Instructor. Certification is approved by the MSHA District Field Office in which you are applying to becoming an instructor.

30 CFR: The Code of Federal Regulations (CFR) is the codification of the general and permanent mine safety, health and training requirements as published in the Federal Register by Federal Government departments and agencies.

Competent Person: Person designated by operator who has the ability, training, knowledge, or experience to provide training to miners in his or her area of expertise. Competent person must be able to both effectively communicate the training subject to miners and to evaluate whether the training given to miners is effective. 46.2 (b)

Independent Contractor: Any person, partnership, corporation, subsidiary of a corporation, firm, association, or other organization that contracts to perform services at a mine operation.

Miner: Any person who is engaged in mining operations (see definition below).

Mining Operations: mine development, drilling, blasting, extraction, milling, crushing, screening, or sizing of minerals at a mine; maintenance and repair of mining equipment; and associated haulage of materials within the mine from these activities.

Mine Safety and Health Administration (MSHA): The purpose of the Mine Safety and Health Administration is to administer the provisions of the Federal Mine Safety and Health Act of 1977 (otherwise known as the Mine Act), and to enforce compliance with mandatory safety and health standards as a means to eliminate fatal accidents; to reduce the frequency and severity of nonfatal accidents; to minimize health hazards; and to promote improved safety and health conditions in the Nation’s mines.

MSHA Approved: Training documentation that receives approval from the Mine Safety and Health Administration is considered “MSHA Approved.” This would include Part 48 training plans and paperwork for Part 48 operations.

In addition, any instructors teaching MSHA Part 48 trainings must be MSHA Approved Instructors. This entails completion of the Instructor Training Course, application submission, and final approval of application by your corresponding MSHA District Office in your area.

MSHA Individual Identification Number (MIIN): MSHA Individual Identification Number. This applies to Mine Safety and Health Administration (MSHA) personnel, mine operators, independent contractors, miners, state grantees, MSHA qualified and certified persons and approved instructors


MSHA Glossary of terms was created by The University of Texas at Austin Health and Safety Training Center. Definitions and references are provided using the following resources: Mine Safety and Health Administration website (www.msha.gov) and the Federal Metal and Nonmetal Mine Safety, Health and Training Regulations handbook 30 CFR 46/47/48, 30 CFR 56/57/58 and 30 CFR 62 Thirteenth Edition.