49 CFR Part 222
USE OF LOCOMOTIVE HORNS AT PUBLIC HIGHWAY-RAIL GRADE CROSSINGS
November 18, 2020
Subpart
A
General
Subpart
B
Use of Locomotive Horns
Subpart
C
Exceptions to the Use of the Locomotive Horn
Subpart
Appendix
A
Approved Supplementary Safety Measures
Appendix
B
Alternative Safety Measures
Appendix
C
Guide to Establishing Quiet Zones
Appendix
D
Determining Risk Levels
Appendix
E
Requirements for Wayside Horns
Appendix
F
Diagnostic Team Considerations
Appendix
G
Excess Risk Estimates for Public Highway-Rail Grade Crossings