Leonhard Moll Betonwerke GmbH & Co KG, from Munich, is a leading manufacturer of prestressed rail and switch sleepers for the rail network of the German Deutsche Bahn railway system and has a production capacity in Germany of over one million tons of prestressed concrete sleepers each year. Eirich mixing technology is already in use at a number of sites. Now a complete new production plant at the Biebesheim site has been built, for which Leonhard Moll once again chose mixing technology from Eirich.