The "problem" with N roads is that they are not linear features, they split, recombine, have dangling dead ends, roundabouts and so on.
Yes, you can group some of the elements, but the next time you sort, other groups may be formed, so it's arbitrary. Jo Op ma 3 sep. 2018 om 20:03 schreef André Pirard <a.pirard.pa...@gmail.com>: > On 2018-09-03 00:24, Jo wrote: > > for route=road relations order doesn't matter much. It's impossible to > sort them according to any meaningful criterion. > > A meaningful criterion to sort a route is so that two adjacent ways of it > share one same end node. > In other words, that the route is ordered the way you travel it without > interruptions. > That's what the "sort" buttons of JOSM do. > And, beside finding a segment more easily, the schema of the route made by > JOSM shows the gaps (missing pieces). > And in particular it will show if the road is circular. > For example, if you sort the N30, you will see a gap between Boulevard de > Fraipont and Avenue de la Libération. > And 16 other gaps in total. > > Last time I spoke of routes with a Potlatch user, he told me he couldn't > sort routes. > I don't know about ID and that's quite a time ago. > > The N30 should be sorted and corrected. > I will let Nathan do it if he's busy with it. > > Amitiés, > > André. > > Polyglot > > Op zo 2 sep. 2018 om 22:54 schreef Nathan Monfils <nathanmonf...@gmail.com > >: > >> Hello! >> >> I was doing some editing on the N30 near Liège, when I noticed that its >> relation was completely unordered, with ways near the city center being >> next >> to ways much further south (see relation `124374`). >> >> The wiki defines a relation as an *ordered list*, yet only mentions order >> for >> bus lines. Is there a need for the road relations to be ordered correctly? >> >> Regards, >> >> Nathan Monfils >> > > _______________________________________________ > Talk-be mailing list > Talk-be@openstreetmap.org > https://lists.openstreetmap.org/listinfo/talk-be >
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