INDOT CARS 511 System

Status: Existing


CARS (Condition Acquisition and Reporting System) is a road reporting system that creates a multi–state database of highway events. Authorized staff use CARS as a centralized database of incidents and other traffic–related situations at the statewide level to facilitate the sharing of travel information with the public and with external agencies. CARS provides a single point of data entry that supports information dissemination via multiple media.


StakeholderRoleRole Status
Indiana DOTOwnsExisting

Physical Objects

Traffic Management Center
Transportation Information Center
Other Traffic Management Centers

Functional Objects

Functional ObjectDescriptionUser Defined
Center Data Collection'Center Data Collection' collects and stores information that is created in the course of center operations. This data can be used directly by operations personnel or it can be made available to other data users and archives in the region.False
Center Data Subscription Management'Center Data Subscription Management' manages data subscriptions for an end user. It provides access to a catalog of available data, manages the necessary user information and rules that govern the data subscriptions, supports communications with data prFalse
TIC Connected Vehicle Traveler Info DistributionIn support of connected vehicle applications, 'TIC Connected Vehicle Traveler Info Distribution' disseminates traveler information including traffic and road conditions, incident information, maintenance and construction information, event information, trFalse
TIC Data Collection'TIC Data Collection' collects transportation–related data from other centers, performs data quality checks on the collected data and then consolidates, verifies, and refines the data and makes it available in a consistent format to applications that suppFalse
TIC Emergency Traveler Information'TIC Emergency Traveler Information' provides emergency information to the public, including wide–area alerts and evacuation information. It provides emergency alerts, information on evacuation zones and evacuation requirements, evacuation destinations aFalse
TIC Freight–Specific Travel Planning'TIC Freight–Specific Travel Planning' provides traveler information and trip planning services for freight routes from source to destination, customized for freight users to indicate truck routes, truck stops, inspection stations, steep grades, etc.False
TIC Interactive Traveler Information'TIC Interactive Traveler Information' disseminates personalized traveler information including traffic and road conditions, transit information, parking information, maintenance and construction information, multimodal information, event information, andFalse
TIC Road Weather Advisories and Warnings'TIC Road Weather Advisories and Warnings' collects, aggregates, and processes environmental situation data (aka environmental probe data) from connected vehicles. Environmental situation data may be collected through direct wide area wireless communicatFalse
TIC Situation Data Management'TIC Situation Data Management' manages connected vehicle situation data collection, quality controls, filtering, aggregation, and storage. Through this process, raw data reported by connected vehicles are transformed into information products that can bFalse
TIC Traffic Control Dissemination'TIC Traffic Control Dissemination' disseminates intersection status, lane control information, and other traffic control related information that is real–time or near real–time in nature and relevant to vehicles in a relatively local area on the road netFalse
TIC Travel Services Information and Reservation'TIC Travel Services Information' disseminates information about traveler services such as lodging, restaurants, and service stations. Tailored traveler service information is provided on request that meets the constraints and preferences specified by thFalse
TIC Traveler Information Broadcast'TIC Traveler Information Broadcast' disseminates traveler information including traffic and road conditions, incident information, maintenance and construction information, event information, transit information, parking information, and weather informatFalse
TIC Traveler Telephone Information'TIC Traveler Telephone Information' services voice–based traveler requests for information that supports traveler telephone information systems like 511. It takes requests for traveler information, which could be voice–formatted traveler requests, dual–False
TIC Trip Planning'TIC Trip Planning' provides pre–trip and en route trip planning services for travelers. It receives origin, destination, constraints, and preferences and returns trip plan(s) that meet the supplied criteria. Trip plans may be based on current traffic aFalse

Interfaces To

(View Context Diagram)

City and County Cameras
City and County Public Information Systems
Commercial Vehicles and Barges
Connected/Automated Vehicles
Fleet and Freight Management Systems
Indiana State Police Communications Center
Indiana State Police Posts
Indiana Statewide Emergency Operations Center
INDOT Rest Area Truck Parking Availability System
INDOT Seymour District Maintenance Garages
INDOT Traffic Operations Center
INDOT Traveler Information System
Local Transit Agency Transit Information Systems
National Weather Service
Private EV Charging Stations
Private Fleet and Freight Operators
Private Traveler Information Systems
Private Vehicles
Private Weather Service Systems
Public Agency EV Charging Stations
Regional Medical Centers
Riverfront Terminals and Operations Centers
Transportation Research Centers
Traveler Information Devices
TV and Radio Stations
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