[OSM-talk] Fwd: [Talk-us] [Warning: Potential Flamewar] Clarifying InterstateRelations

Apollinaris Schoell aschoell at gmail.com
Tue Feb 9 01:21:43 GMT 2010


On Mon, Feb 8, 2010 at 5:07 PM, John Smith <deltafoxtrot256 at gmail.com>wrote:

>
>
> Why does there need to be 2 relations for this?
>
> besides editing convenience a relation is directed and sorted since API 0.6
You can see it as a route to follow from start to end. For bus routes this
is a must. 2 relations may use the same road in different directions. on a
highway ref one can argue this is not needed but it's still a good idea.


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