Tainter gates (Radial floodgates) at the Larji Dam, part of the 126 MW Larji hydropower project between Mandi and Manali (India)
On June 8, 2014, this dam was involved in a fatal accident:
24 engineering students from Hyderabad were swept away and presumed drowned in a river flash flood downstream, caused a sudden discharge of water from the dam.
See news articles about this accident:
For more information about this type of floodgates, read en.wikipedia.org/wiki/Tainter_gate