Standard

Passenger Brake Alarm and Crew Emergency Brake Device

Abstract

This document provides standards for the application and functionality of passenger brake alarm and crew emergency brake device for new passenger equipment in the passenger railroad industry. This document is based upon the Tier III regulations per 49 CFR §238.731.

Document History
Document Number Version Publication Date Publication Related Information
APTA PR-M-S-032-24 Original 2/13/2024 Published Current

Keywords

conductor’s valve, emergency brake device, emergency brake valves, passenger brake alarm

Summary

This document provides standards for the application and functionality of the passenger brake alarm and crew emergency brake device for new passenger equipment in the passenger railroad industry, including the design, activation and reset. The document is applicable to new passenger equipment as specified by the railroad. When applied to new Tier I and Tier II passenger cars/MU locomotives, the railroad should consult the FRA about a potential waiver regarding the direct acting emergency brake as contained in 49 CFR §238.5 and 49 CFR §238.231 prior to implementing the passenger brake alarm.

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