{"data":{"id":"us/30-cfr-57.7004","jurisdiction":"us","citation":"30 CFR 57.7004","heading":"Drill mast.","body":"Persons shall not be on a mast while the drill-bit is in operation unless they are provided with a safe platform from which to work and they are required to use safety belts to avoid falling.","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 F—Drilling and Rotary Jet Piercing"],"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":"3fb47a340ac89eaabe9d209b15d3c1bd420c112c3d30fc5f3a0acd6f49e0caa9","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-57.7003","next":"us/30-cfr-57.7005"},"notice":"GroundRules: Original legal text. Not legal advice."}