30 CFR Part 57Public Domain
§ 57.19133 — Shaft
Subpart R — Personnel Hoisting
Shafts that have not been inspected within the past 7 days shall not be used until an inspection has been conducted by a competent person.
Public Domain: 30 CFR Part 57 (MSHA Safety and Health Standards — Underground Metal and Nonmetal Mines) is a U.S. government publication and is not subject to copyright. Text extracted from the official source ↗. Figures are served from the eCFR; if one does not load, use the link in its place.