> On 30 Sep 2015, at 10:46, Maarten Deen <[email protected]> wrote:
> 
> On 2015-09-30 11:29, Martin Koppenhoefer wrote:
>> 2015-09-30 11:25 GMT+02:00 Maarten Deen <[email protected]>:
>>> The city of Amsterdam is very good at this. One-way streets very
>>> often have no signs at the side where you are allowed to enter but
>>> have a sign "closed for motorized traffic with more than two wheels"
>>> on the other side.
>>> Effectively it is not a one-way street because cars are still
>>> allowed to turn around and you can drive in reverse (not allowed in
>>> a one-way street).
>>> How would you put this as a restriction in OSM? motorcar:backward=no
>>> or something?
>> what about a turn restriction relation via the node where you are not
>> allowed to enter?
> 
> That turn restriction does not exist in real life, so you shouldn't add it in 
> OSM ;)
> 
> But suppose you would solve it like that: you can enter an OSM way from two 
> or three other ways (T-junction or crossing), do you then have to make two or 
> three turn restrictions?
> 

I've seen similar in Britain where there's a short one way section at the end 
of the street, though there is a one way sign at the end of the street for 
around 10-20 metres.

Shaun


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