30 C.F.R. § 56.19083 Overtravel backout device.
Title 30 - Mineral Resources
A manually operated device shall be installed on each electric hoist that will allow the conveyance or counterbalance to be removed from an over-travel position. Such device shall not release the brake, or brakes, holding the overtravelled conveyance or counterbalance until sufficient drive motor torque has been developed to assure movement of the conveyance or counterbalance in the correct direction only.
Title 30: Mineral Resources
PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES
Subpart R—Personnel Hoisting
Hoisting Procedures
§ 56.19083 Overtravel backout device.