Interface: Rail Grade Wayside Warning Systems - Cities and Towns TMC-TOC

Rail Grade Wayside Warning Systems to Cities and Towns TMC-TOC Interface Diagram

Information Flow Definitions

rail crossing control data  (Planned)  Selected Comm Solution

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

rail crossing request  (Planned)  Selected Comm Solution

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

rail crossing status  (Planned)  Selected Comm Solution

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