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NMA/MSHA Approval Workshop MSHA Approvals Approval and Certification Center May 21 and 22, 2008 Why is MSHA Approval Required? Federal Mine Safety Health Act of 1977,Public Law 91-173 30 CFR 75.500 requires the use of “permissible” equipment in gassy areas of underground coal mines 30 CFR 57.22302 requires MSHA approved equipment for use in hazardous areas of underground gassy metal and nonmetal mines What Does “MSHA Approved” Mean? Official notification by MSHA that product under consideration meets the applicable 30 CFR requirements No likely explosion hazard under normal operation when used in methane-air atmosphere or coal dust Typically does not include performance requirements with several exceptions (e.g., methane detectors and cap lamps) What Mining Products does MSHA Approve? Part 7 – Testing by Applicant or Third Party Subpart B – Brattice Cloth and Ventilation Tubing Subpart C – Battery Assemblies Subpart D – Multiple Shot Blasting Units Subpart E – Diesel Engines Subpart F – Diesel Power Packages Subpart J – Electric Motor Assemblies Subpart K – Electric Cables, Signaling Cables and Cable Splice Kits What Mining Products does MSHA Approve? Part 18 – Electric Motor-Driven Mine Equipment Explosion-Proof Enclosures (XPs) Intrinsically Safe Circuits, Instruments and Apparatus Longwall Mining Systems, Continuous Miners, Shuttle Cars, Roof Bolters, Scoops, etc. Conveyor Belt, Conduit Hose, Packing Gland Material, etc. What Mining Products does MSHA Approve? Part 19 – Electric Cap Lamps Part 20 – Electric Mine Lamps other than Standard Cap Lamps Part 22 – Portable Methane Detectors Part 23 – Telephones and Signaling Devices Part 27 – Methane Monitoring Systems What Mining Products does MSHA Approve? Part 33 – Dust Collectors Part 35 – Fire Resistant Hydraulic Fluids Part 36 – Mobile Diesel-Powered Transportation Equipment What Other Acceptance Programs Does MSHA Offer? Ground Wire Monitors STEs (lighting systems) Mine Wide Monitor