This data flow contains the data from a vehicle on-board system, e.g. safety monitoring system or environmental probe, processed to provide an indication of the type of hazard that the vehicle found on the road or freeway. The indication may include: bridge down, i.e. broken, or in some way hazardous to traffic; earth or mud slide; fog, smoke or mist reducing visibility; the road surface is icy; road covered by a liquid, e.g. oil, which makes it hazardous to traffic; obstacle on road, e.g. fallen tree, telegraph pole, etc.; road subsidence, i.e. part of the road surface has fallen away. This data may also include indications of approaching traffic in the vicinity, including wrong way drivers.

Sub Data Flows

Parent Data Flows

Associated PSpecs/Terminators