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Chesterfield County TOC

Status:

Existing

Definition:

The Henrico County TOC serves Chesterfield County and includes computer software and control of Henrico County signals including emergency signal preemption.

Stakeholder:

Chesterfield County

Architecture Flow Diagrams
which include Chesterfield County TOC:

• Chesterfield County TOC Chesterfield County TOC Field Equipment
• Chesterfield County TOC Henrico County TOC Field Equipment
• Chesterfield County TOC VDOT CRO TOC/ATMS

Architecture Flows
to/from the Chesterfield County TOC:

Chesterfield County TOC Chesterfield County TOC Field Equipment

• signal control commands


• signal control device configuration


• signal control plans


• signal system configuration


• traffic detector control


• video surveillance control

Chesterfield County TOC VDOT CRO TOC/ATMS

• incident information


• road network conditions

Chesterfield County TOC Field EquipmentChesterfield County TOC

• right-of-way request notification


• signal control status


• signal fault data


• traffic detector data


• traffic images

Henrico County TOC Field EquipmentChesterfield County TOC

• right-of-way request notification

VDOT CRO TOC/ATMSChesterfield County TOC

• incident information


• road network conditions

National ITS Architecture Subsystems
mapped to the Chesterfield County TOC:

• Archived Data User System Terminator
• Traffic Management Center Subsystem

National ITS Architecture Services
associated with Chesterfield County TOC:

• TM03 - Traffic Signal Control - Chesterfield County -- (Graphic)
• TM07 - Regional Traffic Management (PSAP I-64 and I-95 CIP) -- (Graphic)

National ITS Architecture Functional Requirements
associated with Chesterfield County TOC:

TMC Signal Control

1. 05
2. 01
3. 06
4. 02
5. 04
6. 03