{"data":{"id":"us/30-cfr-77.511","jurisdiction":"us","citation":"30 CFR 77.511","heading":"Danger signs at electrical installations.","body":"Suitable danger signs shall be posted at all major electrical installations.","path":["Title 30—Mineral Resources","CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF 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":"d59aa9638830802c8f1d87255cf88dac04bf600bf24551407677e51b36b98f22","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-77.510","next":"us/30-cfr-77.512"},"notice":"GroundRules: Original legal text. Not legal advice."}