{"data":{"id":"us/30-cfr-75.519","jurisdiction":"us","citation":"30 CFR 75.519","heading":"Main power circuits; disconnecting switches.","body":"[Statutory Provision]\nIn all main power circuits, disconnecting switches shall be installed underground within 500 feet of the bottoms of shafts and boreholes through which main power circuits enter the underground area of the mine and within 500 feet of all other places where main power circuits enter the underground area of the mine.","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 F—Electrical Equipment—General"],"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":"48b56f30feccdbefd55c4239f1806e139d99b3c42f8ad2cdd2273dedaf90d337","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-75.518-2","next":"us/30-cfr-75.519-1"},"notice":"GroundRules: Original legal text. Not legal advice."}