The "Kaliwerk Ronnenberg" is a former potash mine in Ronnenberg in the region of Hanover.
For decades, the plant was the determining economic factor of Ronnenberg, and the tailings pile was characteristic of the town. The potash plant was located in the area of the Benther salt dome. This extends for about eight kilometers. After repeated water inrushes in the past, another one in the summer of 1975 led to the closure of the mine.
Since a railroad line runs right next to the former mine, it is a requirement of the DB that the tracks remain passable at all times, even after heavy rainfall. For this purpose...
