Question

Multiple arch dam is an example of _______________

(a) Arch dam

(b) Shell-arch dams

(c) Buttress dams

(d) Coffer dam

I had been asked this question in an international level competition.

This question is from Categories of Dams in portion General and Particular Dams of Irrigation Engineering

Answer 1

Right option is (c) Buttress dams

Explanation: In buttress dams, the load is mainly transferred to the supporting buttresses. The most common types of this dam are Deck slab type and multiple arch types. The multiple arch dams are used for higher dam heights.