[OSM-talk] train and highway using same segments

Martijn van Oosterhout kleptog at gmail.com
Sat Jun 2 21:49:01 BST 2007


On 6/2/07, Florian Loitsch <openstreetmap at florian.loitsch.com> wrote:
> hi,
> we have the following situation in Cannes (France): A highway has been built
> on top of the rail-road (as if the train was in a tunnel). I'm now wondering
> how to map this.
> - should I reuse the same segments? In this case the nodes are the same, and
> one could not know if they intersect or not (especially as from time to time
> the highway has a different layout and leaves the rail-layout).
> - or should I create nodes that are close to the previous ones?... Which
> results in more or less duplicated nodes.

As a rule, you use the same segments if the represent they same thing.
Since a railroad and a road are not the same, and you can't get from
one to the other I'd suggest doing them seperatly.

Have a nice day,
-- 
Martijn van Oosterhout <kleptog at gmail.com> http://svana.org/kleptog/




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