Which of the following is NOT the correctly matched pair?
1. Open sluice - Non-modular outlet
2. Gibb's module - Modular outlet
3. Drowned pipe outlet - Modular outlet
4. Venturi flume - Semi module
1
1
2
2
3
3
4
4
Which of the following is NOT the correctly matched pair?
1. Open sluice - Non-modular outlet
2. Gibb's module - Modular outlet
3. Drowned pipe outlet - Modular outlet
4. Venturi flume - Semi module