[Tagging] Tunnels and bridges

[Martin Koppenhoefer]

2013/1/31 Janko Mihelić <janjko at gmail.com>:
> I think that connecting a road with the bridge area (with sharing nodes) is
> enough to tell the renderer that a road is on this plane.


this was already contradicted above: when you have to split the way on
the bridge into several pieces (because of changing attributes) you
won't have the possibility to connect the highway to the outline. I
strongly suggest to keep the requirement for layer tags like it is
common practise.

cheers,
Martin