B31: City tunnel under Freiburg to create space for green spaces

Amongst other things, a green promenade on the DreisamWhere tens of thousands of cars still travel along the B31 today, green spaces, playgrounds or sports facilities could be created in the future. This can be seen from a recently completed concept study on the planned Freiburg city tunnel. Especially in the section between Kronen and Schwabentorbrücke, where the tunnel runs completely underground, traffic areas could be significantly reduced, …