Showing 2 auto-routed bicycle routes (using Map of Harefosstunnelen 57graphhopper) between the two ends of the tunnel. Download gpx file: map511565254.gpx. Openstreetmap tags:
bicycle = yes highway = primary layer = -1 maxheight = 4.5 maxspeed = 80 name = Harefosstunnelen ref = 57 tunnel = yes