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Code of Federal Regulations (Last Updated: July 5, 2024) |
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Title 30 - Mineral Resources |
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Chapter I - Mine Safety and Health Administration, Department of Labor |
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SubChapter B - Testing, Evaluation, and Approval of Mining Products |
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Part 27 - Methane-Monitoring Systems |
Subpart A - General Provisions |
§ 27.1 - Purpose. |
§ 27.2 - Definitions. |
§ 27.3 - Consultation. |
§ 27.4 - Application procedures and requirements. |
§ 27.5 - Letter of certification. |
§ 27.6 - Certification of components. |
§ 27.7 - Certification plate or label. |
§ 27.8 - [Reserved] |
§ 27.9 - Date for conducting tests. |
§ 27.10 - Conduct of investigations, tests, and demonstrations. |
§ 27.11 - Extension of certification. |
§ 27.12 - Withdrawal of certification. |
Subpart B - Construction and Design Requirements |
§ 27.20 - Quality of material, workmanship, and design. |
§ 27.21 - Methane-monitoring system. |
§ 27.22 - Methane detector component. |
§ 27.23 - Automatic warning device. |
§ 27.24 - Power-shutoff component. |
Subpart C - Test Requirements |
§ 27.30 - Inspection. |
§ 27.31 - Testing methods. |
§ 27.32 - Tests to determine performance of the system. |
§ 27.33 - Test to determine explosion-proof construction. |
§ 27.34 - Test for intrinsic safety. |
§ 27.35 - Tests to determine life of critical components and subassemblies. |
§ 27.36 - Test for adequacy of electrical insulation and clearances. |
§ 27.37 - Tests to determine adequacy of safety devices for bulbs. |
§ 27.38 - Tests to determine adequacy of windows and lenses. |
§ 27.39 - Tests to determine resistance to vibration. |
§ 27.40 - Test to determine resistance to dust. |
§ 27.41 - Test to determine resistance to moisture. |