Physical Object: Transportation Information Center

TIC Road Weather Advisories and Warnings

Overview

'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 communications with vehicles or through short range communications equipment at the roadside. Aggregated environmental conditions information are distributed to other centers that use the information to support transportation operations and traveler information services.

This functional object is included in the "Transportation Information Center" physical object.

This functional object is included in the following service packages:

This functional object is mapped to the following Functional View PSpecs:

Requirements

# Requirement
01 The center shall collect road weather data (air temperature, exterior light status, wiper status, traction control status, etc.) from appropriately equipped vehicles and short range communications equipment.
02 The center shall aggregate collected environmental probe data and disseminate the aggregated road weather data to other centers.
03 The center shall receive traffic probe data collected by transit fleet operators and include this data in aggregated probe data provided to other centers.
04 The center shall receive traffic probe data derived from electronic toll collection operations and include this data in aggregated probe data provided to other centers.
05 The center shall develop short term weather warnings or advisories that can be provided to individual motorists.
06 The center shall obtain information regarding weather and road conditions for targeted weather impact, including visibility, wind speed, wind direction, snow accumulation, adjacent snow accumulation, ice/water accumulation.

Information Flows

Source Flow Destination
Connected Vehicle Roadside Equipment environmental situation data Transportation Information Center
Connected Vehicle Roadside Equipment road weather advisory status Transportation Information Center
Surface Transportation Weather Service transportation weather information Transportation Information Center
TIC Operator TIC operator input Transportation Information Center
Traffic Management Center road network conditions Transportation Information Center
Transportation Information Center road weather advisory info Connected Vehicle Roadside Equipment
Transportation Information Center road network environmental situation data Fleet and Freight Management Center
Transportation Information Center road weather advisories Fleet and Freight Management Center
Transportation Information Center road network environmental situation data Maint and Constr Management Center
Transportation Information Center road network environmental situation data Surface Transportation Weather Service
Transportation Information Center TIC operations information presentation TIC Operator
Transportation Information Center road network environmental situation data Traffic Management Center
Transportation Information Center lane closure information Vehicle OBE
Transportation Information Center road closure information Vehicle OBE
Transportation Information Center road weather advisories Vehicle OBE
Transportation Information Center road network environmental situation data Weather Service System
Vehicle OBE vehicle environmental data Transportation Information Center
Weather Service System weather information Transportation Information Center

Standards

Currently, there are no standards associated with the functional object itself though the interfaces may have standards associated with them.