Interface: Ohio DOT Traffic Signal Systems - Regional Traffic Management Center

Ohio DOT Traffic Signal Systems to Regional Traffic Management Center Interface Diagram

Architecture Flow Definitions

rail crossing request  (Planned)  Applicable ITS Standards

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

rail crossing status  (Planned)  Applicable ITS Standards

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

signal control commands  (Planned)  Applicable ITS Standards

Control of traffic signal controllers or field masters including clock synchronization.

signal control plans  (Planned)  Applicable ITS Standards

Traffic signal timing parameters including minimum green time and interval durations for basic operation and cycle length, splits, offset, phase sequence, etc. for coordinated systems.

signal control status  (Planned)  Applicable ITS Standards

Operational and status data of traffic signal control equipment including operating condition and current indications.

signal fault data  (Planned)  Applicable ITS Standards

Faults reported by traffic signal control equipment.

signal system configuration  (Planned)  Applicable ITS Standards

Data used to configure traffic signal systems including configuring control sections and mode of operation (time based or traffic responsive).