Published on: 99-20409. Final rule; technical amendment. 99-20409. Improving and Eliminating Regulations; Calibration and Maintenance Procedures for Coal Mine Respirable Dust Samplers
Published on: 98-23348. Proposed rule; technical amendment. 98-23348. Improving and Eliminating Regulations; Calibration and Maintenance Procedures for Coal Mine Respirable Dust Samplers
Published on: 96-26838. Final rule. 96-26838. Approval, Exhaust Gas Monitoring, and Safety Requirements for the Use of Diesel-Powered Equipment in Underground Coal Mines