field equipment status (Existing) Selected Comm Solution
Reports from field equipment (sensors, signals, signs, controllers, etc.) which indicate current operational status.
infrastructure monitoring sensor control (Existing) Selected Comm Solution
Data used to configure and control infrastructure monitoring sensors.
infrastructure monitoring sensor data (Existing) Selected Comm Solution
Data read from infrastructure-based sensors that monitor the condition or integrity of transportation infrastructure including bridges, tunnels, interchanges, pavement, culverts, signs, transit rail or guideway, and other roadway infrastructure. Includes sensor data and the operational status of the sensors.
right-of-way request notification (Existing) Selected Comm Solution
Notice that a request has occurred for signal prioritization, signal preemption, pedestrian call, multi-modal crossing activation, or other source for right-of-way.
roadway dynamic signage data (Existing) Selected Comm Solution
Information used to initialize, configure, and control dynamic message signs. This flow can provide message content and delivery attributes, local message store maintenance requests, control mode commands, status queries, and all other commands and associated parameters that support remote management of these devices.
roadway dynamic signage status (Existing) Selected Comm Solution
Current operating status of dynamic message signs.
roadway warning system control (Planned) Selected Comm Solution
Information used to configure and control roadway warning systems.
roadway warning system status (Planned) Selected Comm Solution
Current operating status of roadway warning systems.
signal control commands (Existing) Selected Comm Solution
Control of traffic signal controllers or field masters including clock synchronization.
signal control device configuration (Existing) Selected Comm Solution
Data used to configure traffic signal control equipment including local controllers and system masters.
signal control plans (Existing) Selected Comm Solution
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 (Existing) Selected Comm Solution
Operational and status data of traffic signal control equipment including operating condition and current indications.
signal fault data (Existing) Selected Comm Solution
Faults reported by traffic signal control equipment.
signal system configuration (Existing) Selected Comm Solution
Data used to configure traffic signal systems including configuring control sections and mode of operation (time based or traffic responsive).
traffic detector data (Existing) Selected Comm Solution
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). This flow includes the traffic data and the operational status of the traffic detectors
traffic images (Existing)
High fidelity, real-time traffic images suitable for surveillance monitoring by the operator or for use in machine vision applications. This flow includes the images. Meta data that describes the images is contained in another flow.
traffic metering control (Planned) Selected Comm Solution
Control commands and operating parameters for ramp meters, interchange meters, mainline meters, and other systems equipment associated with roadway metering operations.
traffic metering status (Planned) Selected Comm Solution
Current operational status and operating parameters for ramp meters, interchange meters, mainline meters and other control equipment associated with roadway metering operations.
variable speed limit control (Planned) Selected Comm Solution
Information used to configure and control variable speed limit systems including the equipment used to provide current speed limits and other information to drivers.
variable speed limit status (Planned) Selected Comm Solution
Current operating status of the variable speed limit systems including the state of the equipment.
video surveillance control (Existing) Selected Comm Solution
Information used to configure and control video surveillance systems.