Interface: WSDOT SWR Traffic Management Center - Traveler Personal Information Device

WSDOT SWR Traffic Management Center to Traveler Personal Information Device Interface Diagram

Information Flow Definitions

broadcast traveler information  (Existing)  

General traveler information that contains traffic and road conditions, link travel times, incidents, advisories, restrictions, work zones, transit service information, weather information, parking information, and other related traveler information.

emergency traveler information  (Existing)  

Public notification of an emergency such as a natural or man–made disaster, civil emergency, or child abduction. This flow also includes evacuation information including evacuation instructions, evacuation zones, recommended evacuation times, tailored evacuation routes and destinations, traffic and road conditions along the evacuation routes, traveler services and shelter information, and reentry times and instructions.

freight traveler information preferences  (Future)  

Traveler information preferences from fleet and freight management systems or commercial vehicle drivers including: area covered by fleet/driver, types of freight managed (including special restrictions), preferred routes, other travel preferences pertaining to trip costs or tolls. Also covers revised trip planning requirements for trips already underway.

freight-specific traveler information  (Future)  

Traveler information customized for freight users to indicate truck routes, permit information, truck stops, inspection stations, steep grades, high–profile vehicle advisories, etc. Information provided includes freight–related road and weather conditions, parking information, and route plans.

interactive traveler information  (Future)  

Traveler information provided in response to a traveler request. The provided information includes traffic and road conditions, advisories, incidents, restrictions, payment information, transit services, parking information, weather information, and other travel–related data updates and confirmations.

traffic regulation information  (Future)  

Traffic rules, regulations, ordinances and statutes that have official status and must be understood by all motor vehicle operators and intelligent vehicles that operate at higher automation levels. The flow includes the regulations and the associated locations, effective date and time periods, and applicable vehicle classes. This flow supports targeted transfer of regulations to end user systems and may be initiated based on a query or pushed so that vehicles have access to relevant regulations for their vehicle classification at the current location, date, and timeframe.

traveler request  (Future)  

A request for traveler information including traffic, transit, toll, parking, road weather conditions, event, and passenger rail information. The request identifies the type of information, the area of interest, parameters that are used to prioritize or filter the returned information, and sorting preferences.