


The extensive refurbishment of the road tunnel in Adenauer Platz included the installation of 4 000 m2 of fire protection boards on the ceiling and walls, installation of fire doors and flaps and also replacement of tiles on the lower part of walls.
The extensive refurbishment of the road tunnel in Adenauer Platz included the installation of 4 000 m2 of fire protection boards on the ceiling and walls, installation of fire doors and flaps and also replacement of tiles on the lower part of walls.