The canal bed is protected by adopting six main devices: 1. Water-Cushion 2. Baffle Wall 3. Biff Wall 4. Deflector 5. Staggered Blocks 6. Friction Block. Device # 1. Water-Cushion: When a water cushion is provided below the fall it serves two purposes. Firstly it reduces the intensity of impact of falling sheet of water. […]