30 C.F.R. § 57.3200 Correction of hazardous conditions.
Title 30 - Mineral Resources
Ground conditions that create a hazard to persons shall be taken down or supported before other work or travel is permitted in the affected area. Until corrective work is completed, the area shall be posted with a warning against entry and, when left unattended, a barrier shall be installed to impede unauthorized entry.
Title 30: Mineral Resources
PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES
Subpart B—Ground Control
Scaling and Support—Surface and Underground
§ 57.3200 Correction of hazardous conditions.
