Part 22 — Portable Methane Detectors
- § 22.0— Compliance with the requirements necessary for obtaining approval.
- § 22.1— Purpose.
- § 22.2— Definitions.
- § 22.4— Application procedures and requirements.
- § 22.5— Conditions governing investigations.
- § 22.6— General requirements.
- § 22.7— Specific requirements.
- § 22.8— Material required for MSHA records.
- § 22.9— How approvals are granted.
- § 22.10— Approval plate.
- § 22.11— Instructions on handling future changes in design.