A side slope canal, cross-drainage works are completely eliminated.

Related MCQs

• The drainage water intercepting the canal can be disposed of by passing the canal below the drainage in
• 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.
• A canal aligned roughly at right angles to the contours of the country is called ridge canal.
• 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
• The slope of a canal, for a discharge of 300 cumecs, should be
• The stage of river carrying a discharge of Q m7sec at a point is 10 m and slope of water surface is (1/4000). The discharge of a flood at the same point and same stage of 10 m with a water surface slope of(l/1000)willbe
• The opening in the weir wall with a crest at low level on the canal side is known as under sluice or scouring sluice.
• When a canal flowing under pressure is carried below a natural drainage such that its F.S.L. does not touch the under side of the supporting structure, the structure provided is super-passage.
• Which of the following canal structures is used to remove surplus water from an irrigation channel into a natural drain ?
• Which of the following canal outlets maintains a constant discharge ?