{"data":{"id":"us/30-cfr-57.12006","jurisdiction":"us","citation":"30 CFR 57.12006","heading":"Distribution boxes.","body":"Distribution boxes shall be provided with a disconnecting device for each branch circuit. Such disconnecting devices shall be equipped or designed in such a manner that it can be determined by visual observation when such a device is open and that the circuit is deenergized, and the distribution box shall be labeled to show which circuit each device controls.","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 K—Electricity"],"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":"d9abb231626c7ad5214a979306de9cb6f60196d10703132d67eab774cf8619b3","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-57.12005","next":"us/30-cfr-57.12007"},"notice":"GroundRules: Original legal text. Not legal advice."}