US lawFederal (United States)RegulationsTitle 49 CFR — TransportationChapter II — FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATIONPart 234 — GRADE CROSSING SAFETYSubpart D — Maintenance, Inspection, and Testing234.23349 C.F.R. § 234.233Rail joints.Last amended: 2017Year: 2026Length: 38 wordsOfficial source Cite as 49 C.F.R. § 234.233 (2026)Each non-insulated rail joint located within the limits of a highway-rail grade crossing train detection circuit shall be bonded by means other than joint bars and the bonds shall be maintained in such condition to ensure electrical conductivity.Previous49 C.F.R. § 234.231Next49 C.F.R. § 234.235