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</o:shapelayout></xml><![endif]--></head><body lang=EN-CA link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Hooo, I see, and I also see there was not a large consensus on that point (Discussion) since all other ways are having a different behavior…<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>About all motorway_link in Canada are having the same problem! <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>At least everything imported via Canvec and possibly the same with GeoBase. Actually, we might have to add oneway=no for all motorway_link that that do not have the tag. However, it may exist some motorway_link that have been captured using this rule.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Any idea about the best way to proceed to correct the problem?<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Daniel<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Harald Kliems [mailto:kliems@gmail.com] <br><b>Sent:</b> November-25-13 15:06<br><b>To:</b> Daniel Begin<br><b>Cc:</b> Talk-CA OpenStreetMap<br><b>Subject:</b> Re: [Talk-ca] GPS and Motorway links ...<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>Daniel,<o:p></o:p></p><div><p class=MsoNormal>if you look at the motorway_link page in the wiki (<a href="http://wiki.openstreetmap.org/wiki/Motorway_link">http://wiki.openstreetmap.org/wiki/Motorway_link</a>) you'll see that by default it implies oneway=yes. That would explain the behavior you described. <o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>"<span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>Most motorway_link roads will be one way, and should be tagged </span><tt><span style='font-size:11.5pt;color:black;background:#E0E0F0'><a href="http://wiki.openstreetmap.org/wiki/Key:oneway" title="Key:oneway"><span style='color:#0B0080;text-decoration:none'>oneway</span></a>=<a href="http://wiki.openstreetmap.org/wiki/Tag:oneway%3Dyes" title="Tag:oneway=yes"><span style='color:#0B0080;text-decoration:none'>yes</span></a></span></tt><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>. Any unusual motorway link road which is two-way should be explicitly tagged </span><tt><span style='font-size:11.5pt;color:black;background:#E0E0F0'><a href="http://wiki.openstreetmap.org/wiki/Key:oneway" title="Key:oneway"><span style='color:#0B0080;text-decoration:none'>oneway</span></a>=<a href="http://wiki.openstreetmap.org/wiki/Tag:oneway%3Dno" title="Tag:oneway=no"><span style='color:#0B0080;text-decoration:none'>no</span></a></span></tt><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>. Note that this is different to the way we treat other highway classifications, because motorway link roads are so often one way. Explicit tagging (either way) can be important, since <i>some</i> tools interpret motorway link roads as implicitly oneway=yes unless tagged oneway=no."</span><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><span style='font-family:"Arial","sans-serif";color:black'>I wonder if there would be a way to filter all those links that are reversed with the Overpass API?</span><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><span style='font-family:"Arial","sans-serif";color:black'> Harald.</span><o:p></o:p></p></div></div><div><p class=MsoNormal style='margin-bottom:12.0pt'><o:p> </o:p></p><div><p class=MsoNormal>On Mon, Nov 25, 2013 at 2:40 PM, Daniel Begin <<a href="mailto:jfd553@hotmail.com" target="_blank">jfd553@hotmail.com</a>> wrote:<o:p></o:p></p><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Bonjour, <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>I’ve just found out that I have routing troubles with OSM data in a Garmin GPS when motorway_link are not tagged oneway=yes/no. Here is an example where some segments of motorway_link can be driven both ways (2 lanes, one each side)<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><a href="http://www.openstreetmap.org/#map=16/46.0194/-72.3512" target="_blank">http://www.openstreetmap.org/#map=16/46.0194/-72.3512</a><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Everything works fine when tags are…<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>highway=motorway_link<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>oneway=no, or <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>oneway=yes<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>But it doesn’t work if there is no oneway tag. Actually, the way must have been digitized in the direction I want ot go – as if it assumes that no oneway tag means oneway=yes. In the provided example, my GPS will find a way out of the motorway but it will not find a way in! - must be looked at in an editor.<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>It could have been my usual OSM/Garmin provider ( <a href="http://www.osmmaps.com/maps/canada" target="_blank">http://www.osmmaps.com/maps/canada</a> ) but when I saw the same behavior in JOSM I wonder if there is a rule I’m not aware of? Should I change my OSM/Garmin provider or tell him there is a problem with his conversion program?<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Comments or answers?<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='color:#888888'> <o:p></o:p></span></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='color:#888888'>Daniel<o:p></o:p></span></p></div></div><p class=MsoNormal style='margin-bottom:12.0pt'><br>_______________________________________________<br>Talk-ca mailing list<br><a href="mailto:Talk-ca@openstreetmap.org">Talk-ca@openstreetmap.org</a><br><a href="https://lists.openstreetmap.org/listinfo/talk-ca" target="_blank">https://lists.openstreetmap.org/listinfo/talk-ca</a><o:p></o:p></p></div><p class=MsoNormal><br><br clear=all><o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><p class=MsoNormal>-- <br>Please use encrypted communication whenever possible!<br>Key-ID: 0x34cb93972f186565 <o:p></o:p></p></div></div></body></html>