The structures, which are constructed on the river bed upstream of head regulator. With this clear water enters in canal such structures are called______________________?
Correct answer: C. Silt excluders
- A. Vortex pipes
- B. Silt ejectors
- C. Silt excluders
- D. Silt control structures
Explanation
Silt excluders are placed upstream of a canal head regulator to guide sediment-laden bottom water away, allowing clearer upper water to enter the canal. Silt ejectors are generally provided within a canal to remove silt after entry.
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