Видео с ютуба Dam Gate Opening

Water at the Gate’s Top Leaf—Flap gate opens to control rising/flood water l

Massive Water Release as Dam Gates Open | Unleashing Controlled Fury

Spillway Flap Gate Opening

How Different Spillway Gates Work

Dam flap gate opens to flush massive flood debris after the cloudburst

Richard Feels The POWER Of This Huge Valve Pouring Out 20K Litres Per Second | Richard Hammond's Big

Massive volume of sediments released as the dam spillway gate opens before the storm