When FSL of the canal is sufficiently above the bed level of drainage so that canal flows under syphonis action, the structure is called _____________________?
Correct answer: C. Canal-syphon
- A. Super passage
- B. Syphon - Aqueduct
- C. Canal-syphon
- D. Aqueduct
Explanation
When the canal passes below the drainage and flows under pressure or siphonic action, the cross-drainage work is called a canal-siphon. A siphon-aqueduct instead has the drain passing over the canal under pressure.
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