GroundRules
49 CFR 236.513: Audible indicator.
Where this section sits in the code
- Title 49—Transportation
- Subtitle B—Other Regulations Relating to Transportation
- CHAPTER II—FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATION
- PART 236—RULES, STANDARDS, AND INSTRUCTIONS GOVERNING THE INSTALLATION, INSPECTION, MAINTENANCE, AND REPAIR OF SIGNAL AND TRAIN CONTROL SYSTEMS, DEVICES, AND APPLIANCES
- Subpart E—Automatic Train Stop, Train Control and Cab Signal Systems
(a) The automatic cab signal system shall be so arranged that when the cab signal changes to display a more restrictive aspect, an audible indicator will sound continuously until silenced by manual operation of an acknowledging device.
(b) The audible cab indicator of automatic cab signal, automatic train stop, or automatic train control system shall have a distinctive sound and be clearly audible throughout the cab under all operating conditions.
Collected 2026-08-27T02:26:34Z. Source file · JSON