H-GAC ITS Architecture

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TxDOT Houston Toll Collection

Status: Existing

Description

TxDOT Houston roadway equipment that scans toll tags and processes toll payments.

Stakeholders

Stakeholder	Role	Role Status
TxDOT Houston District	Owns	Existing

Physical Objects

ITS Roadway Payment Equipment

Functional Objects

Functional Object	Description	User Defined
Roadway Toll Collection Support	'Roadway Toll Collection Support' provides toll plazas the capability to identify properly equipped vehicles, collect electronic tolls, and provide a positive indication to the driver that a toll was collected. Violators are identified and images are collected. Toll transactions are stored and reported to the Payment Administration Center.	False

Physical Standards

Document Number	Title	Description
NEMA TS 8	Cyber and Physical Security for Intelligent Transportation Systems	This specification describes how agencies and other transportation infrastructure owner/operators should implement cyber– and physical–security for ITS.

Interfaces To

(View Context Diagram)

TxDOT Houston Toll Payment Center
Vehicles