For a canal which irrigate the area directly, the fall should be provided at a location where the F.S.L. outstrips the gound level, but before the bed of the canal comes into filling.

Related MCQs

• When the levels are such that the F.S.L. of the canal is much above the bed level of the drainage trough, so that the canal runs under syphonic action under the trough, the structure provided is known as
• When the full supply level (F.S.L.) of the canal is much below the bed level of the drainage trough, then the cross drainage provided is called syphon aqueduct.
• A sudden fall of level of ground along the alignment of a canal joined by an inclined bed is called a
• If the R.L's of canal bed level and high flood level of drainage are 212.0 m and 210.0 m respectively, then cross drainage work will be
• When the bed level of the canal is higher than the highest flood level (H.F.L.) of the drainage, then the cross drainage work is said to be
• In a canal section, which is in partial filling and partial cutting
• The bed of a canal is lowered in case of
• In level crossing, the water level of canal is much higher than that of the drainage.
• The fall which can be used as a meter fall, is
• A solid construction put across the river to raise its water level and divert the water into the canal, is known as