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

hri control data   (Future)  

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

 

hri request   (Future)  

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

 

hri status   (Existing)  

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

 

signal control data   (Existing)  

Information used to configure and control traffic signal systems.

 

signal control status   (Existing)  

Status of surface street signal controls.