[OSM-talk] definition of the main highway-tag

[Martin Koppenhoefer]

2009/8/1 James Stewart <j.k.stewart at ed.ac.uk>:
> Classifying roads in central asia, it is easier, and makes more sense in my
> opinion to use the highway ref in the administrative sense. Some countries
> or regions have 5 or 6 main roads with are the national trunk system. In
> places they are almost reduced to tracks through the mountains, through
> which all traffic flows - it makes little sense to mark then as a track
> though- physical attribute tags can do this, and using dual carriage way
> technique when relevant. Many central asian roads have fallen into disrepair
> in the last 20 years, but nonetheless remain trunk roads.  These roads are
> generally the object of investment to improvement, so so will remain the
> principal highways, but improved over time.

so this is another example, that the main focus for the highway-class
should be on importance, true?

cheers,
Martin