Roadway Environmental Monitoring Functional Area
Description
Environmental sensors, surface and sub-surface, that collect weather and road surface information.  Weather conditions measured include temperature, wind, humidity, precipitation, and visibility. Sensors measure road surface temperature, moisture, icing, salinity, etc.
Included In
Functional Requirements
| ID | Requirement | 
|---|
| 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. |