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NRO Local Field Equipment

Status:

Existing

Definition:

This element represents the field equipment that are used by non-VDOT traffic signal operations centers in the NRO region.

Stakeholder:

NRO Local Traffic Agencies

Architecture Flow Diagrams
which include NRO Local Field Equipment:

• NRO Local Field Equipment NRO Local TOCs
• NRO Local Field Equipment NRO Local Transit Vehicles
• NRO Local Field Equipment WMATA Transit Vehicles

Architecture Flows
to/from the NRO Local Field Equipment:

NRO Local Field Equipment NRO Local TOCs

• barrier system status


• rail crossing status


• right-of-way request notification


• roadway dynamic signage status


• signal control status


• signal fault data


• traffic images


• traffic situation data

NRO Local TOCsNRO Local Field Equipment

• barrier system control


• roadway dynamic signage data


• signal control commands


• signal control device configuration


• signal control plans


• signal system configuration


• traffic detector control


• video surveillance control

NRO Local Transit VehiclesNRO Local Field Equipment

• local signal priority request

WMATA Transit VehiclesNRO Local Field Equipment

• local signal priority request

National ITS Architecture Subsystems
mapped to the NRO Local Field Equipment:

• Connected Vehicle Roadside Equipment Subsystem
• ITS Roadway Equipment Subsystem

National ITS Architecture Services
associated with NRO Local Field Equipment:

• PT09 - Transit Signal Priority - WMATA -- (Graphic)
• PT09 - Transit Signal Priority - NRO -- (Graphic)
• TM01 - Infrastructure-Based Traffic Surveillance - NRO Local TOCs -- (Graphic)
• TM03 - Surface Street Control - NRO Local TOCs -- (Graphic)

National ITS Architecture Functional Requirements
associated with NRO Local Field Equipment:

none