GroundRules
30 CFR 7.90: Approval marking.
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 7—TESTING BY APPLICANT OR THIRD PARTY
- Subpart E—Diesel Engines Intended for Use in Underground Coal Mines
Each approved diesel engine shall be identified by a legible and permanent approval marking inscribed with the assigned MSHA approval number and securely attached to the diesel engine. The marking shall also contain the following information:
(a) Ventilation rate.
(b) Rated power.
(c) Rated speed.
(d) High idle.
(e) Maximum altitude before deration.
(f) Engine model number.
Collected 2026-08-27T02:25:24Z. Source file · JSON