Showing 4 auto-routed bicycle routes (using Map of Askimporten E 18graphhopper) between the two ends of the tunnel. Download gpx file: map86218793.gpx. Openstreetmap tags:
highway = motorway int_ref = E 18 lanes = 2 layer = -1 maxspeed = 100 name = Askimporten oneway = yes ref = E 18 toll = yes tunnel = yes