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City of Suffolk TOC

Status:

Existing

Definition:

City of Suffolk TOC is a nerve center of an integrated system of advanced technologies including computer software, traffic cameras, centralized signal system for the City of Suffolk. From the City of Suffolk TOC, operators monitor and manage traffic as well as recognize and respond to incidents.

Stakeholder:

City of Suffolk Public Works Department

Systems Interconnected
with the City of Suffolk TOC


Architecture Flow Diagrams
which include City of Suffolk TOC:

Architecture Flows
to/from the City of Suffolk TOC:

City of Suffolk TOC flows into icon City of Chesapeake TMC City of Suffolk TOC flows into icon City of Suffolk TOC Field Equipment City of Suffolk TOC flows into icon Hampton Roads Local Public Safety Centers City of Suffolk TOC flows into icon Hampton Roads Local Public Safety Mobile Centers City of Suffolk TOC flows into icon Media Outlets City of Suffolk TOC flows into icon VDOT ADMS City of Suffolk TOC flows into icon VDOT Hampton Roads TOC City of Suffolk TOC flows into icon VDOT Monitor-Merrimac Memorial Bridge-Tunnel (MMMBT) TOC City of Suffolk TOC flows into icon VDOT RTIMIS City of Suffolk TOC flows into icon VDOT Video Clearinghouses City of Suffolk TOC flows into icon VPA Port Rail Operations Center City of Suffolk TOC flows into icon VSP Center City of Chesapeake TMCflows into iconCity of Suffolk TOC City of Suffolk TOC Field Equipmentflows into iconCity of Suffolk TOC VDOT Hampton Roads TOCflows into iconCity of Suffolk TOC VDOT RTIMISflows into iconCity of Suffolk TOC VDOT Video Clearinghousesflows into iconCity of Suffolk TOC VPA Port Rail Operations Centerflows into iconCity of Suffolk TOC VSP Centerflows into iconCity of Suffolk TOC

National ITS Architecture Subsystems
mapped to the City of Suffolk TOC:

National ITS Architecture Services
associated with City of Suffolk TOC:

National ITS Architecture Functional Requirements
associated with City of Suffolk TOC:

TMC Signal Control
  1. The center shall remotely control traffic signal controllers.
  2. The center shall accept notifications of right-of-way requests from pedestrians.
  3. The center shall collect traffic signal controller operational status and compare against the control information sent by the center.
  4. The center shall collect traffic signal controller fault data from the field.
  5. The center shall implement control plans to coordinate signalized intersections, under control of center personnel, based on data from sensors and surveillance monitoring traffic conditions, incidents, emergency vehicle preemptions, the passage of commercial vehicles with unusual loads, equipment faults, pedestrian crossings, etc.
TMC Traffic Information Dissemination
  1. The center shall retrieve locally stored traffic information, including current and forecasted traffic information, road and weather conditions, traffic incident information, information on diversions and alternate routes, closures, and special traffic restrictions (lane/shoulder use, weight restrictions, width restrictions, HOV requirements), and the definition of the road network itself.
  2. The center shall distribute traffic data to maintenance and construction centers, transit centers, emergency management centers, and traveler information providers.
TMC Incident Detection
  1. The center shall receive inputs from the Alerting and Advisory System concerning the possibility or occurrence of severe weather, terrorist activity, or other major emergency, including information provided by the Emergency Alert System.
  2. The center shall collect and store traffic flow and image data from the field equipment to detect and verify incidents.
  3. The center shall receive inputs concerning upcoming events that would effect the traffic network from event promoters, traveler information service providers, border crossings, and intermodal freight depots.
  4. 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.
  5. The center shall provide road network conditions and traffic images to emergency management centers to support the detection, verification, and classification of incidents.
  6. The center shall provide video and traffic sensor control commands to the field equipment to detect and verify incidents.
Traffic Data Collection
  1. The center shall collect traffic management data such as operational data, event logs, etc.
  2. The center shall assign quality control metrics and meta-data to be stored along with the data. Meta-data may include attributes that describe the source and quality of the data and the conditions surrounding the collection of the data.
  3. The center shall receive and respond to requests from ITS Archives for either a catalog of the traffic data or for the data itself.
  4. The center shall be able to produce sample products of the data available.