Showing 6 auto-routed bicycle routes (using Map of E 18graphhopper) between the two ends of the tunnel. Download gpx file: map159211904.gpx. Openstreetmap tags:
bicycle = no highway = trunk int_ref = E 18 lanes = 2 layer = -1 lit = yes maxspeed = 70 oneway = yes ref = E 18 surface = asphalt tunnel = yes