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VDOT NRO MPSTOC - Signal Center

Status:

Existing

Definition:

VDOT NRO MPSTOC - Signal Center installs, monitors, controls and maintains over 1400 traffic signals in the three counties. VDOT NRO MPSTOC - Signal Center is able to manage traffic flow continuously, monitor the real-time signal status, collect traffic flow information, and adjust signal timing from a centralized traffic signal control system. VDOT NRO MPSTOC - Signal Center also operates the City Fredericksburg Signal System which is represented in the architecture as an NRO Local TOC.

Stakeholder:

VDOT NRO

Systems Interconnected
with the VDOT NRO MPSTOC - Signal Center


Architecture Flow Diagrams
which include VDOT NRO MPSTOC - Signal Center:

Architecture Flows
to/from the VDOT NRO MPSTOC - Signal Center:

VDOT NRO MPSTOC - Signal Center flows into icon DC Homeland Security and Emergency Centers VDOT NRO MPSTOC - Signal Center flows into icon Federal Installations and Law Enforcement VDOT NRO MPSTOC - Signal Center flows into icon Fredericksburg Regional Transit System VDOT NRO MPSTOC - Signal Center flows into icon I-66 Express VDOT Operations Center VDOT NRO MPSTOC - Signal Center flows into icon MWAA Center VDOT NRO MPSTOC - Signal Center flows into icon NRO Local Public Safety Centers VDOT NRO MPSTOC - Signal Center flows into icon NRO Local TOCs VDOT NRO MPSTOC - Signal Center flows into icon NRO Local Transit Centers VDOT NRO MPSTOC - Signal Center flows into icon Regional Transit Clearinghouse VDOT NRO MPSTOC - Signal Center flows into icon RITIS VDOT NRO MPSTOC - Signal Center flows into icon VDOT Customer Call Center VDOT NRO MPSTOC - Signal Center flows into icon VDOT NOVA CSC VDOT NRO MPSTOC - Signal Center flows into icon VDOT NOVA District Construction Management VDOT NRO MPSTOC - Signal Center flows into icon VDOT NOVA District Maintenance VDOT NRO MPSTOC - Signal Center flows into icon VDOT NRO MPSTOC - Signal Center Field Equipment VDOT NRO MPSTOC - Signal Center flows into icon VDOT NRO MPSTOC - TOC/ATMS VDOT NRO MPSTOC - Signal Center flows into icon VDOT NRO Operations Maintenance VDOT NRO MPSTOC - Signal Center flows into icon VDOT Public Affairs VDOT NRO MPSTOC - Signal Center flows into icon VDOT VaTraffic VDOT NRO MPSTOC - Signal Center flows into icon WMATA Operations Centers DC Homeland Security and Emergency Centersflows into iconVDOT NRO MPSTOC - Signal Center Federal Installations and Law Enforcementflows into iconVDOT NRO MPSTOC - Signal Center Fredericksburg Regional Transit Systemflows into iconVDOT NRO MPSTOC - Signal Center MWAA Centerflows into iconVDOT NRO MPSTOC - Signal Center NRO Local Public Safety Centersflows into iconVDOT NRO MPSTOC - Signal Center NRO Local TOCsflows into iconVDOT NRO MPSTOC - Signal Center NRO Local Transit Centersflows into iconVDOT NRO MPSTOC - Signal Center Private Sector ISP Centersflows into iconVDOT NRO MPSTOC - Signal Center Regional Transit Clearinghouseflows into iconVDOT NRO MPSTOC - Signal Center Statewide Video Distribution Servicesflows into iconVDOT NRO MPSTOC - Signal Center VDOT NOVA CSCflows into iconVDOT NRO MPSTOC - Signal Center VDOT NOVA District Construction Managementflows into iconVDOT NRO MPSTOC - Signal Center VDOT NOVA District Maintenanceflows into iconVDOT NRO MPSTOC - Signal Center VDOT NRO MPSTOC - Signal Center Field Equipmentflows into iconVDOT NRO MPSTOC - Signal Center VDOT NRO MPSTOC - TOC/ATMSflows into iconVDOT NRO MPSTOC - Signal Center VDOT NRO Operations Maintenanceflows into iconVDOT NRO MPSTOC - Signal Center VDOT Public Affairsflows into iconVDOT NRO MPSTOC - Signal Center VDOT VaTrafficflows into iconVDOT NRO MPSTOC - Signal Center WMATA Operations Centersflows into iconVDOT NRO MPSTOC - Signal Center

National ITS Architecture Subsystems
mapped to the VDOT NRO MPSTOC - Signal Center:

National ITS Architecture Services
associated with VDOT NRO MPSTOC - Signal Center:

National ITS Architecture Functional Requirements
associated with VDOT NRO MPSTOC - Signal Center:

TMC Incident Detection
  1. The center shall collect and store traffic flow and image data from the field equipment to detect and verify incidents.
  2. The center shall provide video and traffic sensor control commands to the field equipment to detect and verify incidents.
  3. The center shall support requests from emergency management centers and border inspection systems to remotely control sensor and surveillance equipment located in the field.
  4. The center shall receive inputs concerning upcoming events that would effect the traffic network from event promoters and traveler information service providers.
  5. The center shall exchange incident and threat information with emergency management centers as well as maintenance and construction centers; including notification of existence of incident and expected severity, location, time and nature of incident.
TMC Basic Surveillance
  1. The center shall monitor, analyze, and store traffic sensor data (speed, volume, occupancy) collected from field elements under remote control of the center.
TMC Signal Control
  1. The center shall manage (define, store and modify) control plans to coordinate signalized intersections, to be engaged at the direction of center personnel or according to a daily schedule.
  2. The center shall remotely control traffic signal controllers.
  3. The center shall collect traffic signal controller fault data from the field.
  4. The center shall collect traffic signal controller operational status and compare against the control information sent by the center.
TMC Regional Traffic Management
  1. The center shall exchange traffic information with other traffic management centers including incident information, congestion data, traffic data, signal timing plans, and real-time signal control information.
  2. The center shall exchange traffic control information with other traffic management centers to support remote monitoring and control of traffic management devices (e.g. signs, sensors, signals, cameras, etc.).
TMC Incident Dispatch Coordination
  1. The center shall coordinate information and controls with other traffic management centers.
  2. The center shall receive inputs concerning upcoming events that would effect the traffic network from event promoters, traveler information service providers, media, border crossings, and rail operations centers.
  3. The center shall share resources with allied agency centers to implement special traffic control measures, assist in clean up, verify an incident, etc. This may also involve coordination with maintenance centers.
  4. The center shall support requests from emergency management centers to remotely control sensor and surveillance equipment located in the field, provide special routing for emergency vehicles, and to provide responding emergency vehicles with signal preemption.
  5. The center shall coordinate planning for incidents with emergency management centers - including pre-planning activities for disaster response, evacuation, and recovery operations.