Legal — By City
Redlands Train Horn Status
Metrolink's Arrow rail service runs through Redlands. Union Pacific operates freight on the same corridor. FRA grade-crossing horn rule applies; some segments have established quiet zones.
By Train Horn Editorial Published April 28, 2026
Disclaimer
Informational only — verify with the City of Redlands and FRA Quiet Zone Database.
Federal framework
Under 49 CFR § 222, every locomotive must sound • • — • at 96–110 dB at every public highway-rail crossing. Quiet zones require FRA-approved supplemental safety measures.
Redlands rail context
- Metrolink Arrow — newer service connecting San Bernardino to downtown Redlands, opened in 2022
- Union Pacific — freight on the corridor
- Multiple at-grade public crossings along the Arrow corridor in Redlands and unincorporated San Bernardino County
How to verify quiet-zone status
Vehicle train horn rules — California state law
See our California train horn laws.