Showing 2 auto-routed bicycle routes (using Map of Monan graphhopper) between the two ends of the tunnel. Download gpx file: map175308304.gpx. Openstreetmap tags:
highway = track layer = -1 maxheight = 3.5 name = Monan tunnel = yes
highway = track layer = -1 maxheight = 3.5 name = Monan tunnel = yes