{"data":{"id":"us/30-cfr-57.22223","jurisdiction":"us","citation":"30 CFR 57.22223","heading":"Crosscuts before abandonment (III mines).","body":"A means of ventilating faces shall be provided before workings are abandoned in unsealed areas, unless crosscuts are provided within 30 feet of the face.","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 T—Safety Standards for Methane in Metal and Nonmetal Mines"],"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":"6f047e28b53a699ceca953a27d9844f4ddca55a1fd3b8dbc47d0aad02c4b8c9b","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-57.22222","next":"us/30-cfr-57.22224"},"notice":"GroundRules: Original legal text. Not legal advice."}