civil engineering MCQs – Page 174

Practise multiple-choice questions from civil engineering for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

civil engineering Mcqs
3461. The resection by two point problem as compared to three point problem_______________?
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A. requires more labour

B. takes less time

C. gives more accurate problem

D. none of the above

3462. Which of the following is not the function of levelling head ?
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A. to support the main part of the instrument

B. none of the above

C. to provide a means for leveling the theodolite

D. to attach the theodolite to the tripod

3463. The allowable length of an offset depends upon the______________?
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A. degree of accuracy required

B. scale of plotting

C. all of the above

D. method of setting out the perpendiculars and nature of ground

3464. In the cross-section method of indirect contouring, the spacing of cross-sections depends upon_____________?
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A. characteristics of ground

B. correct answer is ?

C. scale of plan

D. contour interval

3465. Different grades are joined together by a ________________?
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A. compound curve

B. reverse curve

C. vertical curve

D. transition curve

3466. A telescope is said to be inverted if its______________?
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A. vertical circle is to its left and the bubble of the telescope is up

B. vertical circle is to its right and the bubble of the telescope is down

C. vertical circle is to its right and the bubble of the telescope is up

D. vertical circle is to its left and the bubble of the telescope is down

3467. What is the correct sequence of the following events in rock tunnelling?
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A. es ?

B. setting up and drilling

C. removing foul gas

D. ect the correct answer using the codes given below

E. checking misfire

F. loading explosives and blasting

3468. Drift method of tunnelling is used to construct tunnels in__________________?
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A. soft grounds

B. self supporting grounds

C. broken grounds

D. rock
3469. Circular section of tunnels is not suitable for________________?
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A. tunnels driven by shield method

B. non-cohesive soils

C. placement of concrete lining

D. carrying water

3470. Which of the following are percussion drills ?
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A. ) churn drill </strong>

B. i) wagon drill

C. ect correct answer?

D. ) diamond drill

E. shot drill
3471. Assertion A : English method of tunneling requires more time as compared to other methods of tunneling. Reason R : In English method of tunneling, the masons and excavators have to work alternately/
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A. Both A and R are true and R is the correct explanation of A.

B. Both A and R are true and R is not the correct explanation of A.

C. A is true but R is false.

D. A is false but R is true.

3472. Which one of the following is considered to be an advantage of the heading and benching method of tunnel construction?
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A. It is suitable for construction in unstable rocks

B. In case of excessive water, it is easy to take correct steps

C. In this method, it is easy to install timber support

D. Tunnelling can be continuous and the work can be expedited
3473. Which of the following is not a component of the shield ?
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A. hood

B. liner plate

C. propelling jacks

D. tail

3474. Which of the following methods of tunneling is used for long tunnels at great depths ?
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A. Needle beam method

B. Austrian method

C. English method

D. Army method

3475. A good blast with a good yield is obtained if the cut hole is___________________?
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A. inclined at 45 to the face

B. inclined at 30 to the face

C. inclined at 15 to the face

D. normal to face

3476. Ribs are used for strengthening and stiffening the liner plate for tunnels of diameter greater than_____________________?
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A. 4 m

B. 2 m

C. 5 m

D. 3 m
3477. In the construction of Metro Railways, Cut and Cover method of construction is suitable in situations listed at________________?
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A. sider the following situations

3478. Which one of the following is a component of a shield for tunnelling ?
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A. stiffener

B. trench jack

C. cutting edge

D. liner plate

3479. If D is the diameter of tunnel in meters, then the thickness of lining in mm, as per the empirical formula is given by_________________?
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A. 104 D

B. 124 D

C. 82 D

D. 42 D

3480. If N is the number of shafts used, then the total number of feces available for attacking the excavation and construction in tunnels are_________________________?
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A. N + 2

B. 2N

C. 2 N + 1

D. 2 N + 2