Sorry, but what is "Chaire Mobilite team"?  I'm asking so that if the person here asks us we can refer them to you :)
For the avoidance of doubt, the "fantasy motorway" is very visible at https://overpass-api.de/achavi/?changeset=135792627 , and there's nothing obviously on the imagery at https://www.openstreetmap.org/#map=18/45.62400/-74.02576 where an alleged node was.