Aggiungo un link che mostra tutti i motorway_link privi di tag oneway:<br><br><a href="http://overpass.osm.rambler.ru/cgi/convert?data=way[%22highway%22%3D%22motorway_link%22][%22oneway%22!~%22.%22]%2835.493500,6.627730,47.092600,18.521200%29%3B%28._;node%28w%29;%29;out%3B&target=openlayers&zoom=12&lat=50.72&lon=7.1">http://overpass.osm.rambler.ru/cgi/convert?data=way[%22highway%22%3D%22motorway_link%22][%22oneway%22!~%22.%22]%2835.493500,6.627730,47.092600,18.521200%29%3B%28._;node%28w%29;%29;out%3B&target=openlayers&zoom=12&lat=50.72&lon=7.1</a><br>
<br>Bisogna aspettare qualche secondo perché il server filtri i dati e la mappa si carichi (per un po' si fissa il mare). Bella questa funzione di Overpass [1].<br><br><br>Ciao,<br>Groppo<br><br>[1] <a href="http://wiki.openstreetmap.org/wiki/Overpass_API">http://wiki.openstreetmap.org/wiki/Overpass_API</a><br>