[Tagging] Road hierarchy
witwall3 at disroot.org
Sun Aug 4 10:20:49 UTC 2019
On Sun, Aug 04, 2019 at 10:30:49AM +0200, Florian Lohoff wrote:
> On Sun, Aug 04, 2019 at 09:35:41AM +0300, Tomas Straupis wrote:
> > Hello
> > Road hierarchy is needed for a number of things:
> > * deciding which classes of roads to display on different scales in a map
> > * performing road network validation
> > * other tasks (f.e. typification of buildings - orientation)
> > Hierarchy would be different in different context: motorcar, bicycle,
> > pedestrian etc. For the time being I'm only asking about motorcars.
> > There is non written (or I could not find in wiki) or "de facto"
> > hierarchy:
> > * motorway
> > * trunk
> > * primary
> > * secondary
> > * tertiary
> > * unclassified
> > * residential
> > * living_street
> > In some regions unclassified has a higher position in hierarchy, in other
> > regions unclassified, residential and living_street have the same position.
> > This is fine for the time being.
> > I'm also intentionally skipping _link classes.
> For me unclassified is the same as residential. The difference is that
> unclassified is for interconnecting residential areas, and residential
> has residential traffic. So for me there cant be an unclassified within
> city boundaries, and as soon as there is predominent residential it
> cant be a unclassified.
How have you come to that conclusion? It flatly contradicts the normal
meaning. Perhaps your local area uses the term "unclassified" in a way
different from the OSM convention?
More information about the Tagging