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Arch dams are constructed in _____________

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+1 vote
in Irrigation Engineering by (75.2k points)
Arch dams are constructed in _____________

(a) wide valleys with flat side slopes

(b) narrow valley with weak abutments

(c) moderate valleys with strong abutments

(d) narrow valleys with strong abutments

The question was asked in an interview.

The query is from Factors Governing the Selection of a Particular Type of Dam topic in division General and Particular Dams of Irrigation Engineering

1 Answer

0 votes
by (106k points)
Right option is (d) narrow valleys with strong abutments

Easy explanation: An arch dam is very suitable for the narrow valley provided with good rock abutments are available. They are best suited at sites where the dam must be extremely high and narrow but the presence of sound abutments is an important requirement.

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