{"data":{"id":"us/30-cfr-57.4530","jurisdiction":"us","citation":"30 CFR 57.4530","heading":"Exits for surface buildings and structures.","body":"Surface buildings or structures in which persons work shall have a sufficient number of exits to permit prompt escape in case of fire.","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 C—Fire Prevention and Control"],"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":"7bd742de1488ea57af08a600c308c76bf1150f1b099324ca78e0597d33ae62f0","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-57.4505","next":"us/30-cfr-57.4531"},"notice":"GroundRules: Original legal text. Not legal advice."}