Showing 2 auto-routed bicycle routes (using Map of Telemarksporten E 18graphhopper) between the two ends of the tunnel. Download gpx file: map44625784.gpx. Openstreetmap tags:
highway = trunk int_ref = E 18 lanes = 1 lit = yes maxspeed = 90 name = Telemarksporten oneway = yes ref = E 18 tunnel = yes