{"data":{"id":"us/30-cfr-56.20011","jurisdiction":"us","citation":"30 CFR 56.20011","heading":"Barricades and warning signs.","body":"Areas where health or safety hazards exist that are not immediately obvious to employees shall be barricaded, or warning signs shall be posted at all approaches. Warning signs shall be readily visible, legible, and display the nature of the hazard and any protective action required.","path":["Title 30—Mineral Resources","CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","Subpart S—Miscellaneous"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-30.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:25:24Z","sha256":"51a0c291145e4a792557d41e046cf9915f7308ea2ebb15dd40f19ef2f68e956d","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-56.20010","next":"us/30-cfr-56.20013"},"notice":"GroundRules: Original legal text. Not legal advice."}