58 Three dams collapse near Zhengzhou in China leaving many flooded in subway cars (twitter.com) posted 3 years ago by CardboardFan 3 years ago by CardboardFan +58 / -0 46 comments share 46 comments share save hide report block hide replies
Virtually every subway in the world deals with so much water daily that they have breakers in place for that.
Many systems would flood naturally in days if they lost pumping capacity.