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Dam Design and Construction Online Exam Quiz

Important questions about Dam Design and Construction. Dam Design and Construction MCQ questions with answers. Dam Design and Construction exam questions and answers for students and interviews.

Options

A : a. a

B : b. b

C : c. c

D : d. d

What is the design frequency discharge for road bridges and culverts?

Options

A : a. 1 in 100 years

B : b. 1 in 50 years

C : c. 1 in 75 years

D : d. 1 in 25 years

The existing width of the stream is contracted at the bridge site by _________

Options

A : a. U/s wing walls

B : b. D/s wing walls

C : c. Canal wings

D : d. Drain wings

For purely rigid streams, the foundation of the bridge substructure is taken above the bed.

Options

A : a. True

B : b. False

C : c. May be True or False

D : d. Can't say

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?

Options

A : a. i and ii

B : b. ii and iii

C : c. i and iii

D : d. i,ii and iii

The relation between the scour depth (R) and Regime scour depth (R?) for an alluvial river having regime width (W) and contracted width (B) is given by ______

Options

A : a. R = R? (W/B)^0.61

B : b. R = R? (B/W)^0.61

C : c. R = R? (W/B)^0.33

D : d. R = R? (W/B)^0.33

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 ___________

Options

A : a. actual river width

B : b. regime width

C : c. any contracted width

D : d. span length

Options

A : a. 6 m

B : b. 8 m

C : c. 10 m

D : d. 12 m

Options

A : a. 206.6 m

B : b. 208.5 m

C : c. 207.2 m

D : d. 210.2 m

Options

A : a. 5 m

B : b. 7.5 m

C : c. 2.5 m

D : d. 10 m

Options

A : a. 0.30

B : b. 0.45

C : c. 0.70

D : d. 1.32

Options

A : a. 250 m

B : b. 285 m

C : c. 300 m

D : d. 225 m

Greater is the afflux, lesser will be the available clearance for the same deck level.

Options

A : a. True

B : b. False

C : c. May be True or False

D : d. Can't say

Greater is the reduction in the linear waterway, the lesser is the afflux.

Options

A : a. True

B : b. False

C : c. May be True or False

D : d. Can't say

Options

A : a. 2/3 H

B : b. 2H

C : c. 1.2 H

D : d. 1.5 H

A bridge culvert is to be constructed across a proposed lined canal. The afflux at this site for a contracted canal width can be computed by __________

Options

A : a. Unwin’s formula

B : b. Broad-crested weir formula

C : c. Orifice formula

D : d. Molesworth formula

Options

A : a. freeways

C : c. causeways

Which of the following formula is valid when the downstream depth is more than 80% of the upstream depth?

Options

A : a. Unwin’s formula

B : b. Broad-crested weir formula

C : c. Orifice formula

D : d. Molesworth formula

Options

A : a. 0.90

B : b. 0.94

C : c. 0.96

D : d. 0.98

Options

A : a. 6 m

B : b. 4 m

C : c. 9 m

D : d. 3 m