StacksVerified U.S. regulatory reference

30 CFR §57.16017

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
Where the stretching or contraction of a hoist rope could create a hazard, chairs or other suitable blocking shall be used to support conveyances at shaft landings before heavy equipment or material is loaded or unloaded.