Showing 2 auto-routed bicycle routes (using Map of E 18graphhopper) between the two ends of the tunnel. Download gpx file: map237023784.gpx. Openstreetmap tags:
highway = motorway int_ref = E 18 lanes = 2 layer = -1 lit = yes maxspeed = 110 maxspeed:conditional = 80 @ (15:30-16:45) oneway = yes ref = E 18 toll = yes tunnel = yes