These community experts are here to help. 1  Alan Binch. 2  Borislav Angelov. 3  Vladimir Bartl.  Subhadeep 1  Kanungo. Miloslav Serba.
Daily, leaks in the foundation have to be plugged with grout -- a mixture of cement and sand. The U.S. Army Corps of Engineers said the Mosul Dam is fundamentally the wrong structure for the location, and called it the âmost dangerous dam in the world.â. Even with careful tending, the Mosul Dam is in danger.
Story highlights. (CNN)Environmental groups warned nearly 12 years ago that the nation's tallest dam in California was an imminent disaster. They worried that heavy rain and fast-rising waters could overwhelm the main concrete spillway of the Oroville Dam, overflow the emergency spillway and flood communities downstream. They were ignored.