No auto traffic: No automobile traffic is permitted; pedestrians may be allowed
Terminal Road: Does not support any level of public transportation; only for vehicles with privileges
Local road: Usually carries small volumes of traffic; low speed limits
Minor artery: Shorter road that facilitates traffic flow to/from major roads
Major artery: Any moderate or high-capacity road in an urban area
Regional highway: Important urban and inter-regional route; not big enough to be a national highway
National highway: Connects all the states/provinces and important cities/territories of the country
Expressway: Road with limited number of intersections along the way
Freeway: High-quality road, mostly accessible using ramps (no traffic lights), supports high speed traffic
Selecting the right priority helps generate the best route for directions on maps. Locally, people use freeways, motorways, expressways, and highways interchangeably in different regions and countries. Use the definitions above as a reference while selecting this field. Signboards on the road, number of lanes, speed allowed, length and/or width of the road can be used to gauge the right priority. Learn more
Hope that helps.