49 C.F.R. § 214.529 In-service failure of primary braking system.
Title 49 - Transportation
(a) In the event of a total in-service failure of its primary braking system, an on-track roadway maintenance machine may be operated for the remainder of its tour of duty with the use of a secondary braking system or by coupling to another machine, if such operations may be done safely. (b) If the total in-service failure of an on-track roadway maintenance machine's primary braking system occurs where other equipment is not available for coupling, the machine may, if it is safe to do so, travel to a clearance or repair point where it shall be placed out of service until repaired.
Title 49: Transportation
PART 214—RAILROAD WORKPLACE SAFETY
Subpart D—On-Track Roadway Maintenance Machines and Hi-Rail Vehicles
§ 214.529 In-service failure of primary braking system.
