CFR > Title 49 > Subtitle B > Chapter II > Part 237 > Subpart C CFR > Title 49 > Subtitle B > Chapter II > Part 237 > Subpart C – Qualifications and Designations of Responsible Persons Current as of: 2024 | Check for updates | Other versions § 237.51 Railroad bridge engineers § 237.53 Railroad bridge inspectors § 237.55 Railroad bridge supervisors § 237.57 Designations of individuals