StacksVerified U.S. regulatory reference

30 CFR §57.9260

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
Supplies, materials, and tools, other than small items that can be carried by hand, shall not be transported underground with persons in mantrips. Mantrips shall be operated independently of ore or supply trips.