30 C.F.R. § 57.9102 Movement of independently operating rail equipment.
Title 30 - Mineral Resources
Movement of two or more pieces of rail equipment operating independently on the same track shall be controlled for safe operation.
Title 30: Mineral Resources
PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES
Subpart H—Loading, Hauling, and Dumping
Traffic Safety
§ 57.9102 Movement of independently operating rail equipment.