<div dir="ltr">That is absurd behaviour. Seems like somebody programmed a bot.<div><br></div><div>Polyglot</div></div><div class="gmail_extra"><br><div class="gmail_quote">2018-04-05 1:49 GMT+02:00 Tod Fitch <span dir="ltr"><<a href="mailto:tod@fitchdesign.com" target="_blank">tod@fitchdesign.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word">Seems like tagging “noise” to me. I’d expect a router to use the roundabout itself because exiting, making a U turn and then re-entering the roundabout will be longer and thus slower. Since the no U turn relations are there to make routing work and a reasonable router won’t need them, I’d say they are “noise”. If I were to go in to fix something on that intersection, I’d probably remove the no U turn restriction(s). But I don’t think I’d go out of my way to find them.<div><br></div><div>Cheers!</div><div><br><div><blockquote type="cite"><div><div class="h5"><div>On Apr 4, 2018, at 4:36 PM, <a href="mailto:osm.tagging@thorsten.engler.id.au" target="_blank">osm.tagging@thorsten.engler.<wbr>id.au</a> wrote:</div><br class="m_5845328613586696066Apple-interchange-newline"></div></div><div><div><div class="h5"><div class="m_5845328613586696066WordSection1" style="font-family:Helvetica;font-size:14px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px"><div style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif">I’ve noticed that someone from the Microsoft Open Map team is very busy adding turn restrictions all over the place (<span class="m_5845328613586696066Apple-converted-space"> </span><a href="https://www.openstreetmap.org/user/shawat94/" style="color:rgb(149,79,114);text-decoration:underline" target="_blank">https://www.openstreetmap.<wbr>org/user/shawat94/</a><span class="m_5845328613586696066Apple-converted-space"> </span>).<u></u><u></u></div><div style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><u></u> <u></u></div><div style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif">In my local neighbourhood, I noticed that he added no_u_turn restrictions to all the nodes where a road into in/out of a roundabout is splitting (because of physical separation). Which basically amounts to 4 no_u_turn restrictions for every single roundabout.<u></u><u></u></div><div style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><u></u> <u></u></div><div style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif">e.g. here:<u></u><u></u></div><div style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><a href="https://www.openstreetmap.org/changeset/57747093" style="color:rgb(149,79,114);text-decoration:underline" target="_blank">https://www.openstreetmap.org/<wbr>changeset/57747093</a><u></u><u></u></div><div style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><a href="https://www.openstreetmap.org/changeset/57674063" style="color:rgb(149,79,114);text-decoration:underline" target="_blank">https://www.openstreetmap.org/<wbr>changeset/57674063</a><u></u><u></u></div><div style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><u></u> <u></u></div><div style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif">There is no actual no_u_turn sign in any of these locations, it’s just (mostly) physically a bad idea to attempt a u-turn here.<u></u><u></u></div><div style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><u></u> <u></u></div><div style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif">Just a few weeks ago I discussed exactly this in #osm and the conclusion was that it was neither necessary nor desirable to do this.<u></u><u></u></div><div style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><u></u> <u></u></div><div style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif">I made a comment about that to the first of the two changesets linked above, but haven’t gotten a reply.<u></u><u></u></div><div style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><u></u> <u></u></div><div style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif">So, what is the general opinion about this here? Should these turn restrictions be created or not?<u></u><u></u></div><div style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><u></u> <u></u></div><div style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif">Cheers,<u></u><u></u></div><div style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif">Thorsten<u></u><u></u></div></div></div></div><span style="font-family:Helvetica;font-size:14px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;float:none;display:inline!important">______________________________<wbr>_________________</span><br style="font-family:Helvetica;font-size:14px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px"><span style="font-family:Helvetica;font-size:14px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;float:none;display:inline!important">Tagging mailing list</span><br style="font-family:Helvetica;font-size:14px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px"><a href="mailto:Tagging@openstreetmap.org" style="color:rgb(149,79,114);text-decoration:underline;font-family:Helvetica;font-size:14px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" target="_blank">Tagging@openstreetmap.org</a><br style="font-family:Helvetica;font-size:14px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px"><a href="https://lists.openstreetmap.org/listinfo/tagging" style="color:rgb(149,79,114);text-decoration:underline;font-family:Helvetica;font-size:14px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" target="_blank">https://lists.openstreetmap.<wbr>org/listinfo/tagging</a></div></blockquote></div><br></div></div><br>______________________________<wbr>_________________<br>
Tagging mailing list<br>
<a href="mailto:Tagging@openstreetmap.org">Tagging@openstreetmap.org</a><br>
<a href="https://lists.openstreetmap.org/listinfo/tagging" rel="noreferrer" target="_blank">https://lists.openstreetmap.<wbr>org/listinfo/tagging</a><br>
<br></blockquote></div><br></div>