Radial gate
сегмент хаалт
сегментный затвор
A gate with a curved upstream plate and radial arms hinged to piers or other supporting structure. Also known as a Tainter gate.
Source Guidelines on Instrumentation on Large dams by Central Water Commission Ministry of Water Resources, River Development & Ganga Rejuvenation Government of India, June 2017, p.75Зураг