A weir on a permeable foundation with downstream sheet pile is shown i – McqOptions

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1.	A weir on a permeable foundation with downstream sheet pile is shown in the figure below. The exit gradient as per Khosla’s method is
A.	1 in 6.0
B.	1 in 5.0
C.	1 in 3.4
D.	1 in 2.5
Answer» D. 1 in 2.5

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