Title 30
Mineral Resources
5,954 sections · 206 parts · 6 chapterseCFR snapshot through 2026-08-19
Part 74
COAL MINE DUST SAMPLING DEVICES
1–18 of 18 sections
- § 74.1Purpose.
- § 74.2Definitions.
- § 74.3Sampler unit.
- § 74.4Specifications of sampler unit.
- § 74.5Tests of coal mine dust personal sampler units.
- § 74.6Quality control.
- § 74.7Design and construction requirements.
- § 74.8Measurement, accuracy, and reliability requirements.
- § 74.9Quality assurance.
- § 74.10Operating and maintenance instructions.
- § 74.11Tests of the continuous personal dust monitor.
- § 74.12Conduct of tests; demonstrations.
- § 74.13Applications.
- § 74.14Certificate of approval.
- § 74.15Approval labels.
- § 74.16Material required for record.
- § 74.17Changes after certification.
- § 74.18Withdrawal of certification.