This data flow is received from another roadside device (another intersection controller) and contains control information for a roadside indicator. It can contain the actual data from which instructions to the driver and traveler can be produced by indicators at the roadside on roads (surface streets) in the geographic and/or jurisdictional area(s) served by the function. It is used for sharing of control between devices functioning in a hierarchical arrangement. It may also be used to exchange information between a Signal System Master (SSM) and Signal System Local (SSL) equipment. It consists of the following data items each of which is defined in its own DDE:

+ indicator_intersection_control_data
+ indicator_pedestrian_control_data

Sub Data Flows

Parent Data Flows

Associated PSpecs