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TMC Traffic Information Dissemination Equipment Package

Architecture Geographic Scope

Description:

This Equipment package provides the capability to disseminate incident related information to travelers, potential travelers, and private information service providers. These capabilities shall be provided using a workstation type processor within a facility connected to traveler information providers by utilizing existing wireline links.

 

Included in:

City of San Angelo Public Safety Communications
City of San Angelo Traffic Operations Center
TxDOT San Angelo District TMC

Processes:

1.1.4.1Retrieve Traffic Data
1.1.4.2Provide Traffic Operations Personnel Traffic Data Interface
1.1.4.3Provide Direct Media Traffic Data Interface
1.2.4.4Output Roadway Information Data
1.3.4.3Provide Media Incident Data Interface
  

User Service Requirements (fully or partially addressed):

1.0TRAVEL AND TRAFFIC MANAGEMENT
1.5TRAVELER SERVICES INFORMATION
1.5.2TSI shall include an Information Access function that allows travelers to access the available information.
1.5.2.5Information Access shall provide the capability for travelers to access the TSI information via any of, but not limited to, the following methods:
1.5.2.5(a)Highway advisory radio.
1.6TRAFFIC CONTROL
1.6.0ITS shall include a Traffic Control (TC) function. Traffic Control provides the capability to efficiently manage the movement of traffic on streets and highways. Four functions are provided, which are, (1) Traffic Flow Optimization, (2) Traffic Surveillance, (3) Control, and (4) Provide Information. This will also include control of network signal systems with eventual integration of freeway control.
1.6.1TC shall include a Traffic Flow Optimization function to provide the capability to optimize traffic flow.
1.6.1.7Implementation of the Control function shall include strategies that account for at least the following:
1.6.1.7(a)Human factors.
1.6.3TC shall include a Device Control function.
1.6.3.3The Device Control function shall provide the capability to exercise control over those devices utilized for traffic control.
1.6.3.3.2Device Control shall include the capability to dynamically control traffic signing.
1.6.3.4Device Control shall communicate control data to the following devices.
1.6.3.4(c)Information signs.
1.6.3.4(e)Human operator support.
1.6.3.4.1Traffic Surveillance shall include a data process function to process the traffic data which are acquired.
1.6.4Device Control shall provide traffic control information to other elements of the ITS, including but not limited to the following:
1.6.4(a)In-vehicle navigation.
1.6.4(b)Trip planning.
1.6.4(c)Routing systems.
1.6.4(d)Fleet management systems.
1.7INCIDENT MANAGEMENT
1.7.0ITS shall include an Incident Management (IM) function. Incident Management will identify incidents, formulate response actions, and support initiation and ongoing coordination of those response actions. Four major functions are provided, which are, (1) Incidents Identification, (2) Response Formulation, (3) Response Implementation, and (4) Predict Hazardous Conditions.
1.7.1Incident Management shall provide an Incident Identification function to identify incidents.
1.7.1.1The Incident Identification function shall include the capability to identify predicted incidents.
1.7.1.1.1The Incident Identification function shall use information from the following types of sources, where available, to identify predicted incidents:
1.7.1.1.1(d)Media sources.
1.7.3IM shall include a Response Implementation function to provide the services to implement a response coordinated with all appropriate agencies.
1.7.3.3The Response Implementation function shall provide the capability to disseminate information relating to response status to other agencies and user services.
1.7.4IM shall provide the capability to Predict Hazardous Conditions, including the time and location of hazardous conditions that may cause an incident.
8.0MAINTENANCE AND CONSTRUCTION MANAGEMENT
8.1MAINTENANCE AND CONSTRUCTION OPERATIONS
8.1.1Maintenance and Construction Operations shall provide a Maintenance Vehicle Fleet Management (MVFM) function to schedule and dispatch, monitor and track location, and monitor operational condition and maintenance requirements of public and contracted fleets of maintenance, construction, and specialized service vehicles. This function includes interactions among Traffic Managers, Supervisors, Dispatchers, Field Crews, Construction Crews, Vehicle Maintenance Crews, Equipment Maintenance Crews, Weather Services Organizations, and Information Service Providers.
8.1.1.6MVFM shall be capable of providing dispatchers and operators of maintenance, construction, and specialized service vehicles with information regarding potential and actual roadway problems.
8.1.1.6.1MVFM shall provide information to dispatchers and vehicle operators, including but not limited to:
8.1.1.6.1(a)Congestion
8.1.1.6.1(b)Incidents
  
The detailed process and user service requirement traceability information on this page was extracted from the National ITS Architecture. Consult the National ITS Architecture web site for more information.

Last updated on 10-12-2004 using Ronald C. Ice and Associates Web Spinner Technology.