AMPA Regional ITS Architecture Update

Element Expanded Functional Requirements: Bernalillo County ITS Field Equipment

Functional Area: Roadway Environmental Monitoring
  1. The field element shall include surface and sub-surface environmental sensors that measure road surface temperature, moisture, icing, salinity, and other measures.
  2. The field element shall include environmental sensors that measure weather conditions including temperature, wind, humidity, precipitation, and visibility.
  3. The field element's environmental sensors shall be remotely controlled by a maintenance center.
  4. The field element's environmental sensors shall be remotely controlled by a traffic management center.
  5. The field element's environmental sensors shall be remotely controlled by weather service providers such as the National Weather Service or value-added sector specific meteorological services.
  6. The field element's environmental sensors shall be remotely controlled by a maintenance and construction vehicle.
  7. The field element shall provide environmental sensor equipment operational status to the controlling center or maintenance vehicle.
  8. The field element shall provide environmental sensor equipment fault indication to the controlling center or maintenance vehicle.
  9. The field element shall remotely aggregate environmental sensor data with environmental data collected from maintenance and construction vehicles.
  10. The field element shall provide weather and road surface condition data to centers.
  11. The field element shall provide weather and road surface condition data to maintenance and construction vehicles.
Functional Area: Roadway Reversible Lanes
  1. The field element shall monitor traffic in reversible lanes, including wrong-way vehicles, using sensors and surveillance equipment under center control.
  2. The field element shall include automated reversible lane equipment and driver information systems (such as lane control signals) that control traffic in reversible lanes on surface streets, under center control.
  3. The field element shall include automated reversible lane equipment and driver information systems (such as lane control signals) that control traffic in reversible lanes on freeways, under center control.
  4. The field element shall provide operational status for the reversible lane field equipment to the center.
  5. The field element shall provide fault data for the reversible lane field equipment to the center.
Functional Area: Roadway Data Collection
  1. The field element shall collect traffic, road, and environmental conditions information.
  2. The field element shall include the sensors and supporting roadside devices that sense, collect, and send traffic, road, and environmental conditions information to a center for archival.
  3. The field element shall collect sensor status and sensor faults from roadside equipment and send it along with the recorded data to a center for archival.
Functional Area: Roadway Equipment Coordination
  1. The field element shall include sensors that provide data and status information to other field element devices, without center control.
  2. The field element shall include sensors that receive configuration data from other field element devices, without center control.
  3. The field element shall include devices that provide data and status information to other field element devices without center control.
  4. The field element shall include devices that receive configuration data from other field element devices, without center control.
Functional Area: Roadway Work Zone Safety
  1. The field element shall include work zone intrusion detection devices that detect when a vehicle has intruded upon the boundary of a work zone, under center control.
  2. The field element shall include work zone intrusion detection devices that detect when crew workers have crossed the boundary between the work zone and vehicle traffic, under center control.
  3. The field element shall include work zone intrusion alerting devices that alert crew workers of a work zone emergency or safety issue such as the intrusion of a vehicle into the work zone area or movement of field crew into the travel lanes.
  4. The field element shall include work zone intrusion alerting devices that notify crew via maintenance vehicles of a work zone emergency or safety issue such as the intrusion of a vehicle into the work zone area or movement of field crew into the travel lanes.
  5. The field element shall include work zone intrusion alerting devices that alert drivers that they have intruded upon the perimeter of the work zone, or are about to do so; may provide alerts to drivers directly or via in-vehicle signing.
  6. The field element shall provide operational status for the work zone intrusion detection devices to the maintenance center.
  7. The field element shall provide fault data for the work zone intrusion detection devices to the maintenance center for repair.
  8. The field element shall provide operational status for the work zone intrusion alerting devices to the maintenance center.
  9. The field element shall provide fault data for the work zone intrusion alerting devices to the maintenance center for repair.
Functional Area: Roadway Work Zone Traffic Control
  1. The field element shall collect, process, and send work zone images to the center for further analysis and distribution, under center control.
  2. Under traffic and maintenance center control, the field element shall include driver information systems (such as dynamic messages signs and highway advisory radios) that advise drivers of activity around the work zone through which they are currently passing.
  3. Under the control of field personnel within maintenance vehicles, the field element shall include driver information systems (such as dynamic messages signs and highway advisory radios) that advise drivers of activity around a work zone through which they are currently passing.
  4. The field element shall control access to the work zone using automated gate or barrier systems. This includes automated flagger assistance devices that include automated gate arms and other automated gate/barrier systems.
  5. The field element shall provide operational status for the surveillance (e.g. CCTV), driver information systems, and gates/barriers in work zones to the maintenance center.
  6. The field element shall provide fault data for the surveillance (e.g. CCTV), driver information systems, and gates/barriers in work zones to the maintenance center for repair.
Functional Area: Roadway Field Device Monitoring
  1. The field element shall monitor the operational status (state of the device, configuration, and fault data) of connected sensors (such as traffic, infrastructure, environmental, security, speed) and devices (such as highway advisory radio, dynamic message signs, automated roadway treatment systems, barrier and safeguard systems, cameras, traffic signals, ramp meters, short range communications equipment, security surveillance equipment).
  2. The field element shall send operational status of connected field equipment to the maintenance center.
  3. The field element shall send collected fault data to the maintenance center for repair.
  4. The field element shall include a local interface that provides operational status and fault data for connected field equipment to field personnel.
  5. The field element shall include a local interface that allows field personnel to command diagnostic tests on connected field equipment.