Showing 2 auto-routed bicycle routes (using Map of 572graphhopper) between the two ends of the tunnel. Download gpx file: map41732358.gpx. Openstreetmap tags:
highway = secondary layer = -1 maxheight = 3.8 maxspeed = 50 ref = 572 tunnel = yes
highway = secondary layer = -1 maxheight = 3.8 maxspeed = 50 ref = 572 tunnel = yes