Asbestos, wood, styrofoam, windows, various claddings and floor coverings were removed, roof tiles were taken separately. In the end, a large pile of debris (concrete, various bricks and stones) remained, for which a laboratory sample had to be taken per 500 cubic meters. The entire lot is disposed of according to the pollutant class. It might be that this is a Bavarian thing again. In Hesse, it is easier.