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Interface: TxDOT Pharr District TMC To TxDOT Pharr District Traffic Signals

Architecture Geographic Scope

TxDOT Pharr District TMC to TxDOT Pharr District Traffic Signals Interface Diagram

 

Architecture Flow Definitions

hri control data   (Future)   No Applicable ITS Standards

Data required for HRI information transmitted at railroad grade crossings and within railroad operations.

 

hri request   (Future)   No Applicable ITS Standards

A request for highway-rail intersection status or a specific control request intended to modify HRI operation.

 

hri status   (Future)   No Applicable ITS Standards

Status of the highway-rail intersection equipment including both the current state or mode of operation and the current equipment condition.

 

request for right-of-way   (Future)   Applicable ITS Standards

Forwarded request from signal prioritization, signal preemption, pedestrian call, multi-modal crossing activation, or other source for right-of-way.

 

signal control data   (Existing)   Applicable ITS Standards

Information used to configure and control traffic signal systems.

 

signal control status   (Existing)   Applicable ITS Standards

Status of surface street signal controls.

 

traffic flow   (Future)   Applicable ITS Standards

Raw and/or processed traffic detector data which allows derivation of traffic flow variables (e.g., speed, volume, and density measures) and associated information (e.g., congestion, potential incidents).

 

traffic sensor control   (Future)   Applicable ITS Standards

Information used to configure and control traffic sensor systems.

 

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