Hi! Here you can see all cases with only a single node in a way or duplicate consecutive nodes: http://tools.geofabrik.de/osmi/?view=geometry&lon=-12.00000&lat=25.00000&zoom=3&overlays=single_node_in_way,duplicate_node_in_way Jochen -- Jochen Topf jochen at remote.org http://www.remote.org/jochen/ +49-721-388298