Code of Federal Regulations > Title 49 > Chapter II > Part 222 - PART 222—USE OF LOCOMOTIVE HORNS AT PUBLIC HIGHWAY-RAIL GRADE CROSSINGS

U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 27, 2025

Subpart A [§ 222.1 - § 222.17] - Subpart A—General

Subpart B [§ 222.21 - § 222.27] - Subpart B—Use of Locomotive Horns

Subpart C [§ 222.31 - § 222.59] - Subpart C—Exceptions to the Use of the Locomotive Horn

Appendix Appendix A - Appendix A to Part 222—Approved Supplementary Safety Measures

Appendix Appendix B - Appendix B to Part 222—Alternative Safety Measures

Appendix Appendix C - Appendix C to Part 222—Guide to Establishing Quiet Zones

Appendix Appendix D - Appendix D to Part 222—Determining Risk Levels

Appendix Appendix E - Appendix E to Part 222—Requirements for Wayside Horns

Appendix Appendix F - Appendix F to Part 222—Diagnostic Team Considerations

Appendix Appendix G - Appendix G to Part 222—Excess Risk Estimates for Public Highway-Rail Grade Crossings