{"data":{"id":"us/30-cfr-75.1711-2","jurisdiction":"us","citation":"30 CFR 75.1711-2","heading":"-2 Sealing of slope or drift openings.","body":"Slope or drift openings required to be sealed under § 75.1711 shall be sealed with solid, substantial, incombustible material, such as concrete blocks, bricks or tile, or shall be completely filled with incombustible material for a distance of at least 25 feet into such openings.","path":["Title 30—Mineral Resources","CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","PART 75—MANDATORY SAFETY STANDARDS—UNDERGROUND COAL MINES","Subpart R—Miscellaneous"],"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":"5da03151832a71dea85ede8808680d8f99d00942489b639295c6e221fe3fa8cf","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-75.1711-1","next":"us/30-cfr-75.1711-3"},"notice":"GroundRules: Original legal text. Not legal advice."}