{"data":{"id":"us/30-cfr-57.12048","jurisdiction":"us","citation":"30 CFR 57.12048","heading":"Communication conductors on power poles.","body":"Telegraph, telephone, or signal wires shall not be installed on the same crossarm with power conductors. When carried on poles supporting powerlines, they shall be installed as specified by the National Electrical Code.","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":"656060d1a24e6b3aebe18c4b769843fc6a0d22e93b4a0e11888848bbe7f699d2","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-57.12047","next":"us/30-cfr-57.12050"},"notice":"GroundRules: Original legal text. Not legal advice."}