The signs are pretty common, but the tag is not as there are only about 80 of 
them in the GTA and 181 worldwide. I'm wondering if there might be a more 
appropriate way to tag these, instead of tagging them as a restriction? Perhaps 
something like "restriction:signal"="no_turn_on_red", so that it doesn't get 
picked up on a search for the 'restriction' key? I don't think the developers 
are likely to bother checking for such an uncommon tag at this point.


I'm routing with OSRM <http://project-osrm.org/>, which is also used on the 
homepage of openstreetmap.org.


-Nate


________________________________
From: James <james2...@gmail.com>
Sent: Tuesday, June 28, 2016 3:19:28 PM
To: Nathan Wessel
Cc: Talk-CA OpenStreetMap
Subject: Re: [Talk-ca] restriction=no_right_turn_on_red causing routing 
problems in Toronto


What application were you using to route?

On Jun 28, 2016 2:13 PM, "Nathan Wessel" 
<nate.wes...@mail.utoronto.ca<mailto:nate.wes...@mail.utoronto.ca>> wrote:

Hi all,

I'm hoping to get some advice on what to do with a relatively uncommon turn 
restriction tag currently in use in Toronto and Ottawa.


https://taginfo.openstreetmap.org/tags/restriction=no_right_turn_on_red


There are about 80 of these 'restriction's in the GTA, and I've noticed that 
they are preventing any right turns when I attempt to route using OSRM. I 
posted about this on the restrictions talk page, 
here<http://wiki.openstreetmap.org/wiki/Talk:Relation:restriction#No_Turn_On_Red>,
 and someone suggested that because the restriction value starts with 'no_', it 
is, and should be, treated like an absolute restriction which prevents any 
turns from the 'from' way to the 'to' way.


Anyway, I'm hesitant to outright delete these because I presume they contain 
some potentially useful information, but I also need them to stop restricting 
turns so I can use the data for routing. Maybe these should not be 
'restriction's, but something else?


I'd be happy to make the edits if someone can come up with a good suggestion 
here.


Thanks,

Nate Wessel
Jack of all trades, master of geography

1-330-936-2849<tel:1-330-936-2849>

Vesalius Design<http://www.vesaliusdesign.com>

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