Question

For a masonry dam of base width b, at which location w.r.t. the central line, should the resultant loading intersect the section to avoid tension in any horizontal section ?

A. Outside of b/6 B. Within b/6 C. Within b/8 D. At the central line

Answer 1

B within b/6.
THe resultant loading is supposed to be with in the middle 1/3rd  part for gravity type of masonry dams - a safety caution.

Answer 2

Answer is B.) Within b/6.