This data flow is sent to the Provide Traveller Information Services facility within the Provide Driver and Traveller Services function. It is used to provide data, processed for traveller consumption, on the traffic flowing in the road network, plus that which is predicted to flow in the network and consists of the following items each of which is defined in its own DDE:
traffic_data_for_isp
+ current_traffic_pollution_data
+ asset_restrictions_for_info_provider
+ other_isp_traffic_data
+ m_and_c_work_plans_for_info_provider
+ roadway_detours_and_closures_for_isp
+ current_highway_network_state
+ current_road_network_state
+ roadway_maint_status_for_info_provider
+ work_zone_info_for_isp
+ traffic_probe_data_from_vehicles
+ reversible_lane_signal_state_for_roads
+ reversible_lane_signal_state_for_freeways