Roadway Traffic Information Dissemination Functional Area
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Description
Driver information systems, such as dynamic message signs and Highway Advisory Radio (HAR).
Included In
Functional Requirements
| ID | Requirement |
|---|
| 1 | The field element shall include dynamic messages signs for dissemination of traffic and other information to drivers, under center control; the DMS may be either those that display variable text messages, or those that have fixed format display(s) (e.g. vehicle restrictions, or lane open/close). |
| 2 | The field element shall include driver information systems that communicate directly from a center to the vehicle radio (such as Highway Advisory Radios) for dissemination of traffic and other information to drivers, under center control. |
| 3 | The field element shall include pedestrian information systems under center control (e.g. warning pedestrians of a potential hazard, or providing mandatory instructions as to the availability of pedestrian access). |
| 4 | The field element shall provide operational status for the driver information systems equipment (DMS, HAR, etc.) to the center. |
| 5 | The field element shall provide fault data for the driver information systems equipment (DMS, HAR, etc.) to the center for repair. |