Showing 2 auto-routed bicycle routes (using Map of Operatunnelen graphhopper) between the two ends of the tunnel. Download gpx file: map5786369.gpx. Openstreetmap tags:
highway = trunk_link layer = -1 maxspeed = 50 motorroad = yes name = Operatunnelen note = FIXME: which of the linkways is layer=-1 and which is layer=-2 oneway = yes source:position = guess tunnel = yes