Local Signal Center Field Equipment

Status: Existing

Description: These devices are typically located along the roadside and are controlled by operators in the Signal Center which aids them in monitoring and managing traffic conditions.

Stakeholder: Local Public Works Agencies

Architecture Flow Diagrams
which include Local Signal Center Field Equipment:

• Local Signal Center Field Equipment Local Public Safety Vehicles
• Local Signal Center Field Equipment Local Signal Centers

Architecture Flows
to/from the Local Signal Center Field Equipment:

Local Signal Center Field Equipment Local Signal Centers

• right-of-way request notification


• roadway dynamic signage status


• traffic images

Local Public Safety VehiclesLocal Signal Center Field Equipment

• local signal preemption request

Local Signal CentersLocal Signal Center Field Equipment

• roadway dynamic signage data


• signal control commands


• signal control device configuration


• signal control plans


• signal system configuration


• traffic detector control

National ITS Architecture Subsystems
mapped to the Local Signal Center Field Equipment:

• Connected Vehicle Roadside Equipment Subsystem
• ITS Roadway Equipment Subsystem

National ITS Architecture Services
associated with Local Signal Center Field Equipment:

• TM03 - Surface Street Control - Richmond District Local Signal Center -- (Graphic)