[OSM-talk] zones for motorway/in town/outof town?

[Lennard]

Radomir Cernoch wrote:
>> Don't focus on the highway-in-city bit. Focus on the "$random_road_type 
>> with a different maxspeed bridges over (or tunnels under) a zone with 
>> another maxspeed" bit. You'll have two zone polygons overlaying each other.
> 
> No, 'maxspeed' tag on a road does not imply a polygon with "zone"!
> There can be both in one place. Tag 'maxspeed' on a road is dominant and
> overrides any zonal restriction.

And what if the crossing way in the above example is part of another 
zone? Don't say it can never happen. City planners are loopy.

> However it's important to notice that two polygons can never overlap
> (unless there is a futuristic city with zone-30 area flying in the air
> above a 130 km/h highway).

Oh please, this is getting silly.

> I know it's pain to work with them, but the solution is to learn JOSM to
> split map into layers, not to adjust the data-model.

Right. Even smarter editors. PS: There are more editors than JOSM.

-- 
Lennard