This data flow indicates a fault has occurred in roadside field management station devices such as Signal System Master (SSM) and Signal System Local (SSL) equipment. A code may indicate the type of fault that has occurred depending on the type of device and its configuration. It consists of the following data items each of which is defined in its own DDE:

+ device_identity
+ roadside_device_fault

Sub Data Flows

Parent Data Flows

Associated PSpecs/Terminators

Parent Information Flows