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 2 of 16

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Q11.
Consider the following statements for quasi-alluvial streams.

i. The bed is not pitched and sides are banked with stable soils or pitching
ii. The bridge span length is equal to the length of water line between banks measured along HFL
iii. The stream is not contracted

Which of the following statements are correct?

a.

i and ii

b.

ii and iii

c.

i and iii

d.

i,ii and iii

Discuss
Answer: (a).i and ii
Q12.
The relation between the scour depth (R) and Regime scour depth (Rₑ) for an alluvial river having regime width (W) and contracted width (B) is given by ______

a.

R = Rₑ (W/B)^0.61

b.

R = Rₑ (B/W)^0.61

c.

R = Rₑ (W/B)^0.33

d.

R = Rₑ (W/B)^0.33

Discuss
Answer: (a).R = Rₑ (W/B)^0.61
Q13.
The most economical central angle of the arch rings of an arch dam can be adopted only at one place preferably at mid-height in an arch dam is of the type __________________

a.

constant angle arch dam

b.

constant radius arch dam

c.

both constant angle and constant radius arch dam

d.

variable radius arch dam

Discuss
Answer: (b).constant radius arch dam
Q14.
In an arch dam, the extrados curve refer to the arch rings corresponding to the ____________________

a.

the upstream face of the dam

b.

downstream face of the dam

c.

side face of the dam

d.

either upstream or downstream face of the dam

Discuss
Answer: (a).the upstream face of the dam
Q15.
A V-shaped valley with stronger foundations can suggest the choice of an arch dam is of the type ___________________________

a.

constant radius arch dam

b.

variable radius arch dam

c.

constant angle arch dam

d.

variable angle arch dam

Discuss
Answer: (c).constant angle arch dam
Q16.
A constant radius arch dam is also sometimes called as _______________

a.

constant centre arch dam

b.

constant angle arch dam

c.

variable angle arch dam

d.

variable centre arch dam

Discuss
Answer: (a).constant centre arch dam
Q17.
The Lacey’s scour depth R given by equation R = 0.473 (Q/f)^1/3 is applicable when the river width is equal to ___________

a.

actual river width

b.

regime width

c.

any contracted width

d.

span length

Discuss
Answer: (b).regime width
Q18.
Culverts are all those road bridges whose spans are up to ________

a.

6 m

b.

8 m

c.

10 m

d.

12 m

Discuss
Answer: (b).8 m
Q19.
A road bridge is proposed to be constructed across an alluvial stream with the estimated design discharge as 2500 m³/s. It is decided to adopt a total effective waterway equal to 300 m for this bridge as against the regime width of 237.5 m due to afflux considerations. If the HFL at the site is at RL 214 m, then the RL of the open foundation can be suggested as _______

a.

206.6 m

b.

208.5 m

c.

207.2 m

d.

210.2 m

Discuss
Answer: (a).206.6 m
Q20.
Calculate the value of maximum scour depth for a single span structure having normal scour depth 5m.

a.

5 m

b.

7.5 m

c.

2.5 m

d.

10 m

Discuss
Answer: (b).7.5 m
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