Showing 2 auto-routed bicycle routes (using Map of Holmsveien 17graphhopper) between the two ends of the tunnel. Download gpx file: map26213615.gpx. Openstreetmap tags:
highway = primary maxspeed = 80 name = Holmsveien ref = 17 tunnel = yes
highway = primary maxspeed = 80 name = Holmsveien ref = 17 tunnel = yes