The hydrostatic pressures on phreatic line are equal to____

_____________ sections allow the surplus discharge to flow in dams.

_____ dam which resists are the external forces by virtue of its self weight.

Which of the following process will you prefer to prevent the leakage of water in the dam foundation?

_______ is openings extending from upstream to downstream of the dam.

The elementary profile of a dam is generally a ____

Structural failures contribute about ___________ in the failure of dam.

The free board is provided in dams to avoid ___________