Showing 2 auto-routed bicycle routes (using Map of Heggeviktunnelen 57graphhopper) between the two ends of the tunnel. Download gpx file: map475630895.gpx. Openstreetmap tags:
bicycle = yes highway = primary layer = -1 lit = yes maxheight = 4.5 maxspeed = 80 name = Heggeviktunnelen ref = 57 tunnel = yes