Showing 2 auto-routed bicycle routes (using Map of Tonstadveien Gåshellertunnelen 42graphhopper) between the two ends of the tunnel. Download gpx file: map55450406.gpx. Openstreetmap tags:
highway = primary layer = -1 maxspeed = 80 name = Tonstadveien ref = 42 tunnel = yes tunnel:name = Gåshellertunnelen