Interface: TxDOT District Roadway Devices - Traveler Vehicles

TxDOT District Roadway Devices to Traveler Vehicles Interface Diagram

Architecture Flow Definitions

automated vehicle control data  (Long-term)  

Instructions and control parameters for automated vehicle operation including current system conditions and advisories, control parameters (e.g., speed and performance profiles, headways), maneuver coordination, and check in/checkout instructions.

automated vehicle status  (Long-term)  

Data provided by an automated vehicle identifying it's current mode and operational status, current position and motion, preferred route, and information provided to support checking/checkout and coordinated maneuvers while on the automated facility.

intersection status  (Long-term)  Applicable ITS Standards

Intersection status including current operational status, signal phase and timing information, intersection geometry, surface conditions, warnings of potential violations or hazardous conditions, and approaching vehicle information. This may include information about the position, velocity, acceleration, and turning status of approaching vehicles.

vehicle intersection safety data  (Long-term)  Applicable ITS Standards

Vehicle path and acceleration data provided by vehicles approaching or occupying an intersection. It identifies the intersection, vehicle position and motion, the anticipated lane and movement that will be used in the intersection, and notification of potential violations or other detected safety hazards.