30 C.F.R. § 57.19069 Entering and leaving conveyances.
Title 30 - Mineral Resources
Persons shall not enter or leave conveyances which are in motion or after a signal to move the conveyance has been given to the hoistman.
Title 30: Mineral Resources
PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES
Subpart R—Personnel Hoisting
Hoisting Procedures
§ 57.19069 Entering and leaving conveyances.

