Showing 2 auto-routed bicycle routes (using Map of 7graphhopper) between the two ends of the tunnel. Download gpx file: map71221280.gpx. Openstreetmap tags:
highway = trunk layer = -2 lit = yes maxspeed = 60 ref = 7 tunnel = yes
highway = trunk layer = -2 lit = yes maxspeed = 60 ref = 7 tunnel = yes