{"data":{"id":"us/30-cfr-57.18009","jurisdiction":"us","citation":"30 CFR 57.18009","heading":"Designation of person in charge.","body":"When persons are working at the mine, a competent person designated by the mine operator shall be in attendance to take charge in case of an emergency.","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 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","Subpart Q—Safety Programs"],"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":"5d593979ed1fc441a8fa0dec9f792052e66c155744ac351373f7bdbb1d8f4dd5","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-57.18006","next":"us/30-cfr-57.18010"},"notice":"GroundRules: Original legal text. Not legal advice."}