Cleaning work 2022-2024 in the tunnels Hirschhagen, Schulberg, Walberg, Hopfenberg and Küchen in the course of the A44 and in the tunnel Schürzeberg in the course of the B27

In the area of responsibility of the road maintenance offices Meißner and Witzenhausen, tunnel cleaning is to be carried out in the area of the A44 and B27.

- Cleaning of tunnel walls (pre-cleaning, main cleaning, rinsing): approx. 100,850.00 m each

- Cleaning of emergency walkways by means of an alluvial beam: approx. 100,850.00 m

- Cleaning of the roadway: approx. 379.00,00 m

- Cleaning of tunnel operating facilities: about 4250 pieces.