Showing 2 auto-routed bicycle routes (using Map of 410graphhopper) between the two ends of the tunnel. Download gpx file: map440068725.gpx. Openstreetmap tags:
highway = primary_link layer = -1 maxspeed = 60 ref = 410 tunnel = yes
highway = primary_link layer = -1 maxspeed = 60 ref = 410 tunnel = yes