Showing 2 auto-routed bicycle routes (using Map of 314graphhopper) between the two ends of the tunnel. Download gpx file: map181960934.gpx. Openstreetmap tags:
highway = secondary lit = no maxspeed = 80 maxspeed:practical = 50 ref = 314 tunnel = yes
highway = secondary lit = no maxspeed = 80 maxspeed:practical = 50 ref = 314 tunnel = yes