SUBPART E—Field Approval of Electrically Operated Mining Equipment (§18.90 to §18.99)
- 18.90—Purpose.
- 18.91—Electric equipment for which field approvals will be issued.
- 18.92—Quality of material and design.
- 18.93—Application for field approval; filing procedures.
- 18.94—Application for field approval; contents of application.
- 18.95—Approval of machines constructed of components approved, accepted or certified under Bureau of Mines Schedule 2D, 2E, 2F, or 2G.
- 18.96—Preparation of machines for inspection; requirements.
- 18.97—Inspection of machines; minimum requirements.
- 18.98—Enclosures, joints, and fastenings; pressure testing.
- 18.99—Notice of approval or disapproval; letters of approval and approval plates.