Dam Design and Construction MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Dam Design and Construction, a fundamental topic in the field of Irrigation Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Dam Design and Construction MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Dam Design and Construction mcq questions that explore various aspects of Dam Design and Construction problems. Each MCQ is crafted to challenge your understanding of Dam Design and Construction principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Irrigation Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Dam Design and Construction MCQs are your pathway to success in mastering this essential Irrigation Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Dam Design and Construction. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Dam Design and Construction knowledge to the test? Let's get started with our carefully curated MCQs!

Dam Design and Construction MCQs | Page 11 of 16

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Q101.
What is the most critical condition of slide of the U/s slope?

a.

The sudden drawdown of the reservoir

b.

Reservoir full condition

c.

Steady seepage condition

d.

Sudden drawdown and reservoir full condition

Discuss
Answer: (a).The sudden drawdown of the reservoir
Q102.
When the reservoir is full, the slope which is most likely to slide is _____________________

a.

the upstream slope

b.

the downstream slope

c.

both upstream and downstream slope

d.

no effect

Discuss
Answer: (b).the downstream slope
Q103.
In order to keep the saturation line in a canal embankment well within the toe, it is necessary to provide _____________________

a.

spoil bank

b.

counter berm

c.

freeboard

d.

berm

Discuss
Answer: (b).counter berm
Q104.
Which of the following failures generally occur due to the development of unaccounted pore pressures?

a.

Hydraulic failures

b.

Piping through the dam body

c.

Sliding in embankments

d.

Sloughing of the d/s toe

Discuss
Answer: (c).Sliding in embankments
Q105.
Which of the following method is also called as the Slices method?

a.

Fellenius method

b.

Swedish slip circle method

c.

Bishop’s simplified method

d.

Spencer’s method

Discuss
Answer: (b).Swedish slip circle method
Q106.
In Fellenius method for small values of angle of internal friction of soil, the critical arc passes ________________

a.

through the toe of the slope

b.

above the toe of the slope

c.

below the toe of the slope

d.

anywhere near the toe of the slope

Discuss
Answer: (c).below the toe of the slope
Q107.
What is the correct expression of equivalent liquid unit weight?

a.

Ο’eq.tan² [45 – Ξ¦/2]

b.

Ο’eq.tan² [45 + Ξ¦/2]

c.

Ο’eq.tan [45 – Ξ¦/2]

d.

Ο’eq.tan [45 + Ξ¦/2]

Discuss
Answer: (a).Ο’eq.tan² [45 – Ξ¦/2]
Q108.
Calculate the maximum shear-stress induced if the horizontal average shear stress induced in u/s portion of the dam at the base is 36.45 kN/m².

a.

43.74 kN/m²

b.

47.38 kN/m²

c.

51.03 kN/m²

d.

54.67 kN/m²

Discuss
Answer: (c).51.03 kN/m²
Q109.
Calculate the factor of safety at the point of maximum shear if unit shearing resistance is 97.9 kN/m² and the maximum shear-stress induced is 55.72 kN/m². Check whether the dam is safe or unsafe.

a.

F.O.S = 1.93 and safe

b.

F.O.S = 1.75 and unsafe

c.

F.O.S = 0.569 and safe

d.

F.O.S = 1.75 and safe

Discuss
Answer: (d).F.O.S = 1.75 and safe
Q110.
A rock toe and a horizontal filter is provided on the downstream base of an earthen dam in order to _________________

a.

prevent piping action in the dam body

b.

prevent piping action in the dam foundation

c.

reduce the seepage quantity by blocking its flow

d.

collect and drain out the seepage flow

Discuss
Answer: (d).collect and drain out the seepage flow
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