A major disaster happened in Russia and it has not gotten much press here.
A reader emailed me a power point presentation of an analysis of the disaster (basically water hammer lifting the turbines up out of their housing) but the Boston Globe's Big Picture beat me to it with their always excellent photographs.
Check out The Sayano-Shushenskaya dam accident
Here are three images:
Generator hall -- before and after:
I've been following this one on an engineer forum. It's quite a mess. Many different failure paths have been offered, but we may never know what the real cause was.
It's a special kind of engineer sad...
MC