Question

According to the Hydraulic design, the dams are classified as _________

(a) diversion and detention Dams

(b) storage and diversion dams

(c) overflow and non-overflow dam

(d) arch and buttress dam

I got this question during an interview.

I'm obligated to ask this question of Various Types of Dams topic in section General and Particular Dams of Irrigation Engineering

Answer 1

Correct option is (c) overflow and non-overflow dam

Explanation: The dams are classified as Over-flow dam and Non-over flow dam according to the hydraulic design. When water flows over the crest of the dam it is known as the overflow dam. The dams which do not allow water to flow over the crest of the dam is called non-overflow dam.