This is an attempt to get a German general going. "German" refers to the language region, so Austrian and Swiss transportation topics are welcome as well.
Let's start this off with a humorous failure at the Düsseldorf Rheinbahn, who have ordered 43 new trains for their tram network. They however forgot that they have a branch towards Duisburg and let the trains built too wide for their low-floor platforms. The entire order cost around €130 million and the added cost has yet to be determined.
News articles (German):
https://www.nw.de/nachrichten/regionale_politik/22265032_Strassenbahn-zu-breit-Messfehler-kostet-Millionen.htmlhttps://www1.wdr.de/nachrichten/rheinland/duesseldorf-duisburg-rheinbahn-strassenbahn-102.html 