This data flow is used within the Manage Traffic function and contains the strategy which has been selected for implementation at some or all of the indicators at grade crossings in the geographic and jurisdictional area(s) served by the function. The strategy may be one of several depending on that which is best suited to control of traffic at the grade crossing. The data flow consists of the following data items each of which is defined in its own DDE:

+ 1{crossing_id}list_size
+ selected_hri_strategy

Sub Data Flows

Parent Data Flows

Associated PSpecs