On Thu, Apr 1, 2010 at 12:23 PM, PlaneMad <theplane...@gmail.com> wrote:

>
> I have been mapping it as two parallel oneways almost mainly for the
> purpose of routing. I have also found that it makes it much easier to follow
> the road pattern especially at complicated junctions/interchanges (see
> hebbal<http://www.openstreetmap.org/?lat=13.04316&lon=77.58997&zoom=17&layers=B000FTF>or
>  hudson
> circle<http://www.openstreetmap.org/?lat=12.96601&lon=77.58582&zoom=17&layers=B000FTF>).
> It doesnt make sense to do this for each and every road with a median
> though, but only for the arterial thoroughfares.
>

That makes sense, but we need a way to deal with quirks like the double
traffic lights.

Also, would the relation tags be a useful way to do this?
http://wiki.openstreetmap.org/wiki/Relation:restriction
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