HOT Field Equipment - Inventory Element

Status: Planned

Definition:

These devices are typically located along the roadside and are controlled by operators in the HOT-TOC which aids them in monitoring and managing traffic conditions. The field equipment that aids operators in performing their functions are: VMS, Future Ramp Meters, Future Variable Speed Control Signs, Vehicle Detection, CCTV, and Toll Tag Readers.

Stakeholder: Private HOT Operators

Systems Interconnected with HOT Field Equipment

• HOT Operations Center

Interconnect Diagram

Information Flow Diagrams which include HOT Field Equipment:

• HOT Field Equipment HOT Operations Center

Information Flows to/from HOT Field Equipment:

HOT Field Equipment HOT Operations Center

• environmental sensor data
• freeway control status
• hov data
• roadway information system status
• traffic flow
• traffic images

HOT Operations CenterHOT Field Equipment

• environmental sensors control
• freeway control data
• roadway information system data
• traffic sensor control
• video surveillance control

National ITS Architecture Subsystems mapped to HOT Field Equipment:

• Roadway Subsystem

National ITS Architecture Market Packages associated with HOT Field Equipment:

• none

National ITS Architecture Functional Requirements associated with HOT Field Equipment:

• none