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1.4.2–Collect Demand Forecast Data (Pspec*)

This process shall collect data from other ITS functions for use as input to the demand forecasting process within the Manage Demand facility of the Manage Traffic function. The process shall collect data from the Weather Service terminator to support demand forecasting. The process shall support data retrieval from other functions on request from the traffic operations personnel and through the receipt of unsolicited data from ITS functions. It shall load all the data that it receives in a consistent format into the input store used by the demand forecasting process.

This Pspec is associated with the Traffic Management Subsystem*.

This Pspec is associated with the following Equipment Packages*:

• TMC Demand Management Coordination
• TMC Multimodal Coordination
• TMC Traffic Network Performance Evaluation

Data Flows*:

• current_other_routes_use--In
• current_transit_routes_use--In
• demand_data_update_request--In
• demand_input_data--Out
• fws-current_weather_observations--In
• fws-weather_forecasts--In
• hri_status_for_traffic_demand--In
• parking_lot_charge_details--In
• parking_lot_charge_direct_details--In
• parking_lot_charge_direct_request--Out
• pollution_state_data--In
• pollution_state_data_request--Out
• toll_price_details--In
• toll_price_direct_details--In
• toll_price_direct_request--Out
• traffic_data_demand_request--Out
• traffic_data_for_demand--In
• transit_conditions_demand_request--Out
• transit_fare_details--In
• transit_fare_direct_details--In
• transit_fare_direct_request--Out
• transit_running_data_for_demand--In
• transit_services_demand_request--Out
• transit_services_for_demand--In
• unusual_congestion--In
• weather_service_information--Out
• weather_service_information_request--In

ENCLOSING DFD

User Service Requirements*:

• 1.8.0
• 1.8.1
• 1.8.1.1
• 1.8.1.2
• 1.8.1.2(e)
• 1.8.1.2(f)
• 1.8.1.3
• 1.8.1.3(e)
• 1.8.1.3(f)
• 1.8.1.4
• 1.8.1.5
• 1.8.1.5(a)
• 1.8.1.5(c)
• 1.8.2
• 1.8.2.1
• 1.8.2.1(a)
• 1.8.2.10
• 1.8.2.11
• 1.8.2.12
• 1.8.2.13
• 1.8.2.14
• 1.8.2.2
• 1.8.2.3
• 1.8.2.4
• 1.8.2.4(f)
• 1.8.2.5
• 1.8.2.5(a)
• 1.8.2.5(b)
• 1.8.2.5(c)
• 1.8.2.5(d)
• 1.8.2.5(e)
• 1.8.2.6
• 1.8.2.7
• 1.8.2.7(a)
• 1.8.2.7(b)
• 1.8.2.7(c)
• 1.8.2.8
• 1.8.2.8(a)
• 1.8.2.9
• 1.8.2.9(a)
• 1.8.2.9(b)
• 1.8.2.9(c)
• 1.8.3
• 3.1.0
• 3.1.5
• 3.1.5.1
• 3.1.5.1.1
• 3.1.5.2
• 3.1.5.3