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 10 of 16

Discover more Topics under Irrigation Engineering

Q91.
The axis of a gravity dam is the ______________________

a.

line of the crown of the dam on the downstream side

b.

line of the crown of the dam on the upstream side

c.

centre-line of the top width of the dam

d.

line joining mid-points of the base

Discuss
Answer: (b).line of the crown of the dam on the upstream side
Q92.
Presence of tail-water in a gravity dam ____________________

a.

increases the principal stress and decreases the shear stress

b.

increases both the principal stress and the shear stress

c.

decreases the principal stress and increases the shear stress

d.

decreases both the principal stress and the shear stress

Discuss
Answer: (d).decreases both the principal stress and the shear stress
Q93.
The provision of drainage gallery in a gravity dam helps in reducing ____________________

a.

hydrostatic pressure

b.

seepage pressure

c.

silt pressure

d.

both hydrostatic pressure and seepage pressure

Discuss
Answer: (b).seepage pressure
Q94.
Which of the following attempts are made to reduce the uplift in order to economize on the provided section of a concrete gravity dam?

i. Providing drainage gallery to collect seepage water
ii. Constructing cut-off under upstream face
iii. Pressure grouting in dam foundation
iv. Provision of shear keys or keyways

a.

i and ii

b.

i, ii and iii

c.

i, ii and iv

d.

i, ii, iii and iv

Discuss
Answer: (b).i, ii and iii
Q95.
Transverse joints in concrete gravity dams are the ___________________________

a.

horizontal construction joints at each lift height

b.

vertical construction joints of full height and width

c.

diagonal construction joints for torsion

d.

longitudinal construction joints of full width

Discuss
Answer: (b).vertical construction joints of full height and width
Q96.
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
Q97.
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
Q98.
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
Q99.
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
Q100.
Leakage through the transverse joints in a gravity dam is prevented by ____________

a.

shear keys

b.

keyways

c.

water stops

d.

galleries

Discuss
Answer: (c).water stops
Page 10 of 16