1.4.4: Calculate Forecast Demand

This process shall provide a forecast of traffic and travel demand in the geographic area served by the Manage Traffic function to which this instance of the Manage Travel Demand facility belongs. The process shall base its forecast on the current and predicted traffic levels, traveler demand patterns obtained from an analysis of data obtained from elsewhere within the Manage Traffic function and from other ITS functions as well as locally determined demand policy. The process shall produce a demand forecast that changes the way that services are provided by ITS functions according to locally determined demand policy. The process shall monitor corridor performance and issue a warning if an imbalance is detected.

This process is associated with the Traffic Management Center physical object.

This process is associated with the following functional objects:

• TMC Traffic Network Performance Evaluation

This process is associated with the following data flows:

• demand_forecast_request
• demand_forecast_result
• demand_forecast
• imbalance_warning
• imbalance_threshold_configuration