GroundRules
30 CFR 20.7: Specific requirements.
Where this section sits in the code
- Title 30—Mineral Resources
- CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
- SUBCHAPTER B—TESTING, EVALUATION, AND APPROVAL OF MINING PRODUCTS
- PART 20—ELECTRIC MINE LAMPS OTHER THAN STANDARD CAP LAMPS
Two general classes of electric lamps are recognized in these requirements, namely: Class 1, those that are self-contained and easily carried by hand, and class 2, those that may or may not be self-contained and not so readily portable as the first class.
(a) Class 1. Class 1 includes hand lamps, signal lamps, inspection lamps, flashlights, and animal lamps which are operated by small storage batteries or dry cells.
(b) Class 2. Class 2 includes lamps such as the pneumatic-electric types and large battery lamps.
Collected 2026-08-27T02:25:24Z. Source file · JSON