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!

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Dam Design and Construction MCQs | Page 13 of 16

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Q121.
The buttresses of a free deck buttress dam are provided at ‘x’ m clear spacing and buttress thickness is proposed to be ‘t’ m. The buttress section can then be designed like the section of a concrete gravity dam by considering the effective unit weight of water = Surcharge factor (S) x actual unit weight of water. The value of this surcharge factor is given as _____________

a.

S = (x + t)/x

b.

S = (x + t)/t

c.

S = (x + t)/(x + 1)

d.

S = (x + t)/(t + 1)

Discuss
Answer: (b).S = (x + t)/t
Q122.
What is the suggested economic buttress spacing for a mean dam height of greater than 45 m?

a.

4.5

b.

4.5 to 7.5

c.

7.5 to 12

d.

12 to 15

Discuss
Answer: (d).12 to 15
Q123.
What is the suggested slenderness ratio for simply supported RCC decks?

a.

4.5 to 7.5

b.

7.5 to 12

c.

12 to 15

d.

15 to 18

Discuss
Answer: (c).12 to 15
Q124.
What is suggested massiveness factor for simply supported RCC Decks?

a.

2.5 to 3

b.

3 to 4.5

c.

4.5 to 7.5

d.

7.5 to 12

Discuss
Answer: (a).2.5 to 3
Q125.
The upstream face of the earth dam is considered as _____________________

a.

equipotential line

b.

streamline

c.

streak line

d.

path line

Discuss
Answer: (a).equipotential line
Q126.
The effects of capillary fringe are on the slightly safer side and are neglected.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q127.
Which of the following line acts as a dividing line between dry (or moist) and submerged line?

a.

Equipotential line

b.

Path line

c.

Seepage line

d.

Streak line

Discuss
Answer: (c).Seepage line
Q128.
Stone pitching or riprap is generally provided to avoid _______________

a.

over-topping

b.

erosion of U/s and d/s face

c.

cracking due to frost action

d.

gully formation

Discuss
Answer: (b).erosion of U/s and d/s face
Q129.
Provision of sufficient freeboard eliminates _______________

i. Over-topping failure
ii. Erosion of U/s face
iii. Erosion of D/s face
iv. Cracking due to frost action
v. Gully formation

Which of the following is/are correct?

a.

i and v

b.

ii and iii

c.

iv and v

d.

i and iv

Discuss
Answer: (d).i and iv
Q130.
The collection and removal of water before it acquires high downward velocities is ensured by provision of ____________________

a.

berms

b.

freeboard

c.

burrow pits

d.

spoil banks

Discuss
Answer: (a).berms
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