2- diversion headworks

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SOLTN OF KHOSLAS THEORY PROBLEM

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DIVERSION HEADWORKS

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DIVERSION HEAD-WORKS

The works which are constructed at the head of the canal in

order to divert the river water toward the canal, so as to ensure

a regulated continuous supply mostly silt free water with

certain minimum head into the canal, are known as diversion

headworks.

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DIVERSION HEAD-WORKS

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OBJECTIVE OF DIVERSION HEAD WORKS

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OBJECTIVE OF DIVERSION HEAD WORKS

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OBJECTIVE OF DIVERSION HEAD WORKS

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OBJECTIVE OF DIVERSION HEAD WORKS

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SELECTION OF SITE FOR DIVERSION HEAD

WORKS

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COMPONENTS OF DIVERSION HEADWORKS

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COMPONENTS OF DIVERSION HEADWORKS

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COMPONENTS OF DIVERSION HEADWORKS

The components of diversion headworks are:

Weir or barrage

Canal head regulator 

Divide Wall Fish Ladder 

Scouring Sluices Under sluices

Silt excluder 

Silt ejector.

Marginal embankment or dikes

Guide bank 

Silt pocket or trap.

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WEIR 

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WEIR 

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WEIR 

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BARRAGE

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BARRAGE

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COMPARISON BETWEEN WEIR & A BARRAGE

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TYPES OF WEIR 

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VERTICAL DROP WEIR 

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VERTICAL DROP WEIR 

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VERTICAL DROP WEIR 

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SLOPING WEIR OF CONCRETE

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SLOPING WEIR OF CONCRETE

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TYPES OF WEIR 

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DRY STONE SLOPPING WEIR 

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DRY STONE SLOPPING WEIR 

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BARRAGE

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DIVIDE WALL

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UNDER SLUICES

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SCOURING SLUICES OR UNDER SLUICES

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FISH LADDER 

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FISH LADDER 

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CANAL HEAD R EGULATOR 

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CANAL HEAD R EGULATOR 

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SILT EJECTORS