Showing 4 auto-routed bicycle routes (using Map of E 6graphhopper) between the two ends of the tunnel. Download gpx file: map182459223.gpx. Openstreetmap tags:
highway = trunk int_ref = E 06;E 14 layer = -1 maxheight = 4.3 maxspeed = 80 oneway = yes ref = E 6 tunnel = yes