{"data":{"id":"us/49-cfr-234.235","jurisdiction":"us","citation":"49 CFR 234.235","heading":"Insulated rail joints.","body":"Each insulated rail joint used to separate train detection circuits of a highway-rail grade crossing shall be maintained to prevent current from flowing between rails separated by the insulation in an amount sufficient to cause a failure of the train detection circuit.","path":["Title 49—Transportation","Subtitle B—Other Regulations Relating to Transportation","CHAPTER II—FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","PART 234—GRADE CROSSING SAFETY","Subpart D—Maintenance, Inspection, and Testing"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-49.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:34Z","sha256":"1a39b0973fc038739a745677f5d1e26565d92a24d092bf397c37b6ff35e88c72","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-234.233","next":"us/49-cfr-234.237"},"notice":"GroundRules: Original legal text. Not legal advice."}