{"data":{"id":"us/30-cfr-57.7805","jurisdiction":"us","citation":"30 CFR 57.7805","heading":"Smoking and open flames.","body":"Persons shall not smoke and open flames shall not be used in the vicinity of the oxygen storage and supply lines. Signs warning against smoking and open flames shall be posted in these areas.","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":"44e4c59c0063ef3f700d9b7534c64cdd4e6dbe65af20d205e5f56ebb3bc68507","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-57.7804","next":"us/30-cfr-57.7806"},"notice":"GroundRules: Original legal text. Not legal advice."}