Roadway Intersection Safety Warning Functional Area
Description
Field elements that determine the probability of a collision in an intersection or at a railroad crossing and inform approaching vehicles using short-range wireless communications to the vehicles and traffic signal controls.
Included In
Functional Requirements
| ID | Requirement |
|---|
| 1 | The field element shall utilize traffic sensors to monitor vehicles approaching and occupying an intersection. |
| 2 | The field element shall monitor the operational state, signal timing, and current phase of the traffic signal. |
| 3 | The field element shall monitor road conditions on approaches to, and within, the intersection. |
| 4 | The field element shall communicate with approaching vehicles to determine vehicle position, velocity, acceleration, direction, and intended turning movement. |
| 5 | The field element shall detect potentially hazardous conditions including impending red-light or stop sign violations and potential conflicts between approaching vehicles. |
| 6 | The field element shall provide intersection status and warnings to approaching vehicles using field-vehicle communications. |
| 7 | The field element shall update signs or signals to warn the driver of potentially hazardous situations. |