1. LawStack
  2. Title 30 - Mineral Resources
  3. Chapter I - Mine Safety and Health Administration, Department of Labor
  4. Subchapter B - Testing, Evaluation, and Approval of Mining Products
  5. Part 27 - Methane-Monitoring Systems
  6. Subpart C - Test Requirements
  7. 30 CFR § 27.33
30 CFR § 27.33
Test to determine explosion-proof construction
May 28, 2026
CFR

§ 27.33 Test to determine explosion-proof construction.

Any assembly, subassembly, or component which, in the opinion of MSHA, requires explosion-proof construction shall be tested in accordance with the procedures stated in Part 18 of this subchapter.

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§ 27.32 Tests to determine performance of the system
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§ 27.34 Test for intrinsic safety

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