[Tagging] Tagging u-turn restriction with continuous painted line

Markus Lindholm markus.lindholm at gmail.com
Tue Jul 3 14:15:22 BST 2012

On 3 July 2012 15:03, Martin Koppenhoefer <dieterdreist at gmail.com> wrote:
> 2012/7/3 Pieren <pieren3 at gmail.com>:
>> On Tue, Jul 3, 2012 at 2:00 PM, Janko Mihelić <janjko at gmail.com> wrote:
>>> Well, the router could take the overtake tag into consideration, and make
>>> you turn around there. They don't do this yet, but probably will.
>> I discover the overtake tag:
>> http://wiki.openstreetmap.org/wiki/Key:overtaking
>> but the wiki doesn't say explicitely that "overtaking=no" means "no
>> u-turn" as well. Could we write this assertion ?
> -1
> overtaking isn't used very much either (less than 2000 times), and as
> written above: a solid line is not only about overtaking and u-turns:
> you are never allowed to cross it in any case (besides you are an
> emergency vehicle in case of an emergency or similar, e.g. you are
> also not allowed to turn left).
> I think that the divider-proposal has a much better semantics compared
> to overtaking. Lets tag directly what we mean, not "overtaking=no" if
> we want to say "no u-turn".

In my opinion the most straight forward is to treat legal separation
(i.e. solid line) the same way as physical separation, that is to have
two ways, one in each direction.


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