Transport Canada
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Freeway Control

Service Package Graphic

Description

This service package provides central monitoring and control, communications, and field equipment that support freeway management. It supports a range of freeway management control strategies including ramp metering, interchange metering, mainline lane controls, mainline metering, and other strategies including variable speed controls. This package incorporates the instrumentation included in the Network Surveillance service package to support freeway monitoring and adaptive strategies as an option. This service package also includes the capability to utilize surveillance information for detection of incidents. Typically, the processing would be performed at a traffic management centre; however, developments might allow for point detection with roadway equipment. For example, a CCTV might include the capability to detect an incident based upon image changes. Additionally, this service package allows general advisory and traffic control information to be provided to the driver while en route.

Includes Equipment Packages and Subsystems

Equipment Package Subsystem
Roadway Traffic Information Dissemination Roadway Subsystem
Roadway Freeway Control Roadway Subsystem
Roadway Equipment Coordination Roadway Subsystem
Roadway Basic Surveillance Roadway Subsystem
Traffic Maintenance Traffic Management
TMC Traffic Information Dissemination Traffic Management
TMC Freeway Management Traffic Management
Collect Traffic Surveillance Traffic Management

Includes Architecture Flows

Source Architecture Flow Destination In Graphic
Other Roadway roadway equipment coordination Roadway Subsystem Yes
Roadway Subsystem driver information Driver Yes
Roadway Subsystem roadway equipment coordination Other Roadway Yes
Roadway Subsystem freeway control status Traffic Management Yes
Roadway Subsystem roadway information system status Traffic Management Yes
Roadway Subsystem traffic flow Traffic Management Yes
Roadway Subsystem traffic images Traffic Management Yes
Traffic traffic characteristics Roadway Subsystem Yes
Traffic Management freeway control data Roadway Subsystem Yes
Traffic Management roadway information system data Roadway Subsystem Yes
Traffic Management traffic sensor control Roadway Subsystem Yes
Traffic Management video surveillance control Roadway Subsystem Yes
Traffic Management traffic operator data Traffic Operations Personnel Yes
Traffic Operations Personnel traffic operator inputs Traffic Management Yes

User Services related to this Service Package