The uplift pressure on the face of a drainage gallery in a dam is take – McqOptions

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1.	The uplift pressure on the face of a drainage gallery in a dam is taken as_________________?
A.	hydrostatic pressure at toe
B.	average of hydrostatic pressure at toe and heel
C.	two-third of hydrostatic pressure at toe plus one-third of hydrostatic pressure at heel
D.	none of the above
Answer» D. none of the above

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