Inventory	Element Description
ITS Inventory (PDF Version)
AHTD - Crittenden County ITS Field Equipment	ITS field equipment (CCTV, field sensors, traffic signals, etc.) that are owned and operated by Crittenden County.
AHTD - Crittenden County Local TOC	Operates the field equipment within Crittenden County, and the coordinated signal system for the City of West Memphis. Also exchanges information with AHTD TMC, other AHTD regional TMCs, and the Memphis RTMC for incident coordination.
AHTD Asset Management System	The asset management system (sign inventory, ITS equipment inventory, maintenance equipment inventory, etc.) owned and operated by AHTD.
AHTD CCTV	Closed-circuit television cameras owned and operated by AHTD on the interstate highways throughout the Region.
AHTD District 1 Maintenance - Lehi	The AHTD maintenance and construction office located in Lehi.
AHTD District 1 Maintenance - West Memphis	The AHTD maintenance and construction office located in West Memphis.
AHTD District 1 TMC	Handles regional maintenance and construction coordination, including interstate. Performs traffic management function for AHTD managed highways and arterials within the Region. Field equipment includes CCTV, detectors, highway advisory radio and DMS on freeways.
AHTD Field Sensors	Field sensors (counters, traffic sensors, etc.) that are owned and operated by AHTD on the interstate highways throughout the Region.
AHTD HAR	Highway advisory radio owned and operated by AHTD. Currently one is operational for tourist information, but it could be used for other messages if necessary.
AHTD Highway Conditions Reporting System	The AHTD system that provides detailed construction closures, detours, restrictions, permit and weather information. Accessible to public by: Internet, which provides access to information by route, county or district. Includes contact information, and the phone for construction, closures, hazards, and detour information.
AHTD ITS Field Equipment	Includes dynamic message signs, portable equipment, and traffic counters.
AHTD Maintenance and Construction Archive	The regional archive for AHTD maintenance and construction operations.
AHTD Maintenance and Construction Vehicles	Maintenance and construction vehicle on-board systems for vehicle tracking and maintenance logging.
AHTD Motorist Assist Patrol (MAP) Dispatch	The Freeway Service Patrol dispatch function that assist troubled motorists on freeways in area. These patrols operate between the hours of 5:00 AM and 9:00 PM on weekdays, and shorter hours on the weekend (currently).
AHTD Motorist Assist Patrol Vehicles	Vehicles of the freeway service patrol that assist troubled motorists on freeways in area.
AHTD Public Information Office	The office provides the official interface between AHTD traffic and maintenance departments and interests outside the departments such as the media and the AHTD website.
AHTD Resident Engineers Office	Oversees highway construction operations in the district.
AHTD Security Monitoring Field Equipment	Security monitoring field equipment includes sensors and surveillance devices that monitor transportation infrastructure and public areas.
AHTD Statewide TMC	Handles statewide maintenance and construction coordination, including interstate. Performs traffic management function in Little Rock for AHTD managed highways and arterials.
AHTD Storage Facilities	Equipment and materials storage facilities for AHTD..
AHTD Traffic Data Archive	Represents the statewide archive of highway performance measurement data.
AHTD Website	Transportation information website for AHTD. Currently includes current traffic and road network conditions. In the future will include real-time construction, work zone, special event, incident, and traffic information.
AHTD Weigh Stations	Weigh in motion sites on AHTD highways that are operated by the Arkansas Highway Police.
Archive Data Users	Represents systems that make use of various archive data collected in the Region.
Area Agency on Aging Demand Response Transit Operations	Represents the local demand response or paratransit operations for the City of West Memphis and surrounding areas and counties.
Area Agency on Aging Demand Response Transit Vehicles	Demand response transit vehicles for the Area Agency on Aging.
Arkansas 511 System	Planned statewide phone based traveler information system.
Arkansas Game and Fish	Dispatch function for the Arkansas Game and Fish Department. Have a few state law enforcement powers and various assets.
Arkansas Highway Police Dispatch	Manage weigh stations (4 in the state) and work zone enforcement. Hazardous materials and commercial vehicle safety laws are enforced. There is one central dispatch in Little Rock, Arkansas. Provides coordinated EM response with Tennessee emergency management groups.
Arkansas Highway Police Vehicles	Emergency vehicles dispatched from the Arkansas Highway Police dispatch center. Have mobile data terminals.
Arkansas State EOC	Statewide emergency operations center located in Conway, Arkansas.
Arkansas State Police Dispatch Troop D	Dispatch of Arkansas Highway Patrol Troop D. Dispatch center located in Forrest City, Arkansas.
Arkansas State Police Headquarters	Central office located in Little Rock that originates Amber Alerts.
Arkansas State Police Vehicles	Emergency vehicles dispatched from the Arkansas State Police dispatch center.
ASP Statewide Crash Records Information System	AHTD statewide database of vehicle crash/accident records. Input to this system is provided by elements in the Region.
City of Marion Maintenance Operations	Represents the City of Marion's roadway maintenance operations.
City of Memphis Maintenance Operations	Represents the maintenance and construction section for the City of Memphis.
City of Memphis Police Department Dispatch	Computer-aided dispatch of the City of Memphis Police.
City of Memphis TOC	Operates the coordinated signal system for the City of Memphis; exchanges information with AHTD District 1 TMC, AHTD - Crittenden County Local TMC, and other TMCs in Mississippi.
City of West Memphis 911 Emergency Call Center	Call center for the City of West Memphis. Includes dispatch communications with the City Police Department, Fire Department, and all EMS. If the Crittenden County PSAP fails, City of West Memphis will take their calls.
City of West Memphis Advertising and Promotion Commission Website	The regional event promoter for the City of West Memphis.
City of West Memphis EMS Vehicles	Emergency vehicles that provide public safety services within the city of West Memphis. Equipped with CAD systems.
City of West Memphis EOC	City of West Memphis emergency operations center - includes a mobile command center. This is the default EOC if the Crittenden County EOC were ever to go offline.
City of West Memphis Field Equipment	Roadside Equipment includes any and all equipment distributed on and along the roadway which monitors and controls traffic. This can include equipment for tolling.
City of West Memphis Fire Vehicles	Fire vehicles owned and operated by the city of West Memphis fire departments. May have signal pre-emption within the city.
City of West Memphis Maintenance and Construction Vehicles	Maintenance and construction vehicles owned and operated by the City of West Memphis
City of West Memphis Maintenance Operations	The maintenance operations section for the City of West Memphis that coordinates with the City of Memphis and Crittenden County maintenance operations.
City of West Memphis Planning and Development	City of West Memphis Agency that contracts and monitors MATA operations.
City of West Memphis Police Special Event System	Provides information on planned/permitted events to various agencies in the area.
City of West Memphis Police Vehicles	Police vehicles owned and operated by the City of West Memphis police department. Possibly have MDTs and AVL.
City of West Memphis Storage Facility	The storage facility utilized by the City of West Memphis.
City of West Memphis Website	The website owned and operated by the City of West Memphis.
Coast Guard Dispatch	System operated by U.S. Coast Guard for incident management. The Coast Guard may request closure of a bridge, etc.
Commercial Vehicle HAZMAT Detection Devices	Devices that are installed on commercial vehicles carrying HAZMAT through the Region so as to advise the driver and the commercial vehicle check facility of the status of the HAZMAT and the possibility of leaks.
Commercial Vehicle HAZMAT Permitting Office	The statewide office in Arkansas that issues HAZMAT permits (in coordination with DEQ).
Commercial Vehicles	Represents ITS equipment on privately owned commercial vehicles.
Concierge Service Provider	A private venture that provides vehicle safety and warning information for commercial vehicles as a subscription service.
Crittenden County 911 Emergency Call Center	Represents the call taker systems that handle 911 calls for Crittenden County. This includes the coordination of call-taker systems of AHP, ASP, county public safety, municipal public safety, and the City of West Memphis Public Safety.
Crittenden County Asset Management System	The asset management system (sign inventory, ITS equipment inventory, maintenance equipment inventory, etc.) owned and operated by Crittenden County.
Crittenden County EMS Vehicles	Crittenden County emergency vehicles that provide public safety services within Crittenden County on county owned roads and highways.
Crittenden County EOC	Represents the Crittenden County EOC.
Crittenden County Fire Vehicles	Fire vehicles owned and operated by the Crittenden County Fire Departments.
Crittenden County ITS Field Equipment	Represents all ITS field equipment owned and operated by Crittenden County. Includes mobile DMS, field sensors, etc.
Crittenden County Maintenance and Construction Vehicles	Maintenance and construction vehicles owned and operated by Crittenden County. In the future they may include ITS devices that provide the sensory, processing, storage, and communications functions necessary to support maintenance and construction operations.
Crittenden County Maintenance Operations	Represents the Crittenden County's roadway maintenance operations.
Crittenden County Sheriff Vehicles	Crittenden County sheriff vehicles that provide public safety services within Crittenden County on county owned roads and highways.
Crittenden County Storage Facility	The storage facility owned and operated by Crittenden County.
Independent School Bus Operator	Represents the operators of independent school buses.
Independent School District Buses	The buses owned and operated by the various independent school districts in the Region.
Independent School District Dispatch	Dispatch function for each of the independent school districts throughout the Region. Includes radio communication with school buses.
Local Federal Offices	Local federal offices, including FBI, ATF, DEA, INS, US Marshals.
Local Print and Broadcast Media	The Media element represents the information systems that provide traffic reports, travel conditions, and other transportation-related news services to the traveling public through radio, TV, and other media.
Marion Advertising and Promotion Commission Website	The regional event promoter for the City of Marion.
MATA Transit Management Center	Memphis Area Transit Authority system monitors/tracks transit fixed route buses/light rail/paratransit. Also serves as a dispatch center for all three transit vehicles.
MATA Traveler Info Kiosks	Kiosks with transit information and rideshare information within the Region.
Memphis - Shelby County EMA System	Coordinates response to major incidents in Memphis and the surrounding areas in Tennessee (includes the Region's bridges). Assistance is requested by local emergency management agencies.
Municipal Asset Management System	The asset management system (sign inventory, ITS equipment inventory, maintenance equipment inventory, etc.) owned and operated by the municipalities (cities and towns) within the geographic region.
Municipal EMS Vehicles	EMS vehicles owned and operated by the municipalities within the Region.
Municipal Fire Vehicles	Fire vehicles owned and operated by the municipality fire departments within the Region.
Municipal ITS Field Equipment	ITS field equipment (CCTV cameras, DMS, sensors, traffic signals) owned and operated by the municipalities in the Region.
Municipal Maintenance and Construction Vehicles	Maintenance and construction vehicles owned and operated by the municipalities within the Region. In the future they may include ITS devices that provide the sensory, processing, storage, and communications functions necessary to support maintenance and construction operations.
Municipal Maintenance Operations	Represents maintenance and construction operations in the municipalities within the region. Currently, no additional municipalities have their own maintenance and construction department.
Municipal Police Vehicles	Police vehicles for all municipality police departments within the Region.
Municipal Storage Facility	Represents the storage facility (for sand, salt, etc.) for Marion and various other municipalities within the region.
Municipal Traffic Operations Center	Traffic control systems in the municipalities within the Region.
Municipal Website	Transportation information website for the municipalities within the Region. In the future it may include real-time construction, work zone, special event, incident, and traffic information.
National Weather Service	National service for national, regional, and local weather information.
Other AHTD Area Maintenance Headquarters	Represents the AHTD's district roadway maintenance operations that are in adjacent regions.
Other AHTD Regional TMCs	Traffic management centers in the other Arkansas regions that perform traffic management functions for AHTD managed highways and arterials within their perspective regions.
Private Fleet Operations	Fleet dispatch systems for private commercial vehicle firms.
Private Sector Traveler Information Services	Information service providers that provide traffic information, weather conditions, transit information, and general broadcast information to the traveling public.
Private Tow/Wrecker Dispatch	Dispatch function for privately owned tow or wrecker service. Based on a rotation list.
Private Tow/Wrecker Vehicles	The tow or wrecker vehicles in the Region.
Private Travelers Personal Computing Devices	User Personal Computing Devices refers to equipment an individual owns and can personalize with their choices for information about transportation networks. An Internet-connected PC is an example.
Private Vehicles	Vehicles owned by private individuals in the area.
Private Weather Services	Private disseminators of weather data.
Public Tourism Websites	National Forestry, State Forestry, Army Corps of Engineers, Arkansas Parks and Tourism Website, Tennessee Parks and Tourism Website, Mississippi Parks and Tourism Website.
Public/Private Ambulance Dispatch	Dispatch functions for public/private ambulance services in the Region.
Public/Private Ambulance Vehicles	The vehicles dispatched by public/private ambulance companies with the Region.
Rail Operations Centers	The rail operation centers that are located within the Region. These centers handle freight rail and passenger rail.
Rail Operators Rail Cars	Rail-based commercial vehicles.
Rail Operators Wayside Equipment	The rail operated equipment at highway rail intersections. Interconnect with traffic control.
Regional Medical Centers	Medical centers that are located within the Region (hospitals) or within the adjacent regions (Other AHTD Regions, City of Memphis or TDOT Regions).
Rest Area/Truck Stop/Visitor Center Kiosks	Remote traveler support that provides access to traveler information at rest areas, truck stops, visitor centers, and at other fixed sites along travel routes and major trip generation locations.
TDOT HELP Dispatch	The Tennessee DOT's dispatch functions for the regional HELP vehicles (freeway service patrol vehicles).
TDOT Maintenance Operations	Represents the Tennessee DOT's regional roadway maintenance operations.
TDOT Memphis RTMC	Regional Transportation Management Center (freeway management, surveillance, incident management) for Tennessee DOT (located in Memphis).
West Memphis MPO Planning Archive	Archive of all transportation related data in region.
West Memphis MPO Website	Website owned and operated by the MPO for the City of West Memphis.
West Memphis Regional Mutual Aid Network	The disaster information system and emergency information reconciliation network run by the AHTD in the event of a natural or man-made disaster.

West Memphis Regional ITS Architecture

ITS Inventory