Night ShiftTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video12/27/2012December 27, 2012Dispatcher Volker Bauermann is in charge of the railyard of Düsseldorf's public transport system. He makes sure cleaning the trains and trams goes smoothly. The cleaners have just eight minutes for each carriage.https://p.dw.com/p/179HlAdvertisement