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
(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