Article 6

Mine Openings and Escapeways

45.2-726Mine openings 45.2-727Separation of openings 45.2-728Number of miners in openings 45.2-729Maintenance of mine openings 45.2-730Signs, life lines, and equipment 45.2-731Examination of escapeways 45.2-732Longwall escape routes and plan 45.2-733Fire protection 45.2-734Unused openings