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Civil Engineering Quiz | Practice MCQ #mcq.imBooz

December 12, 2019 by Dr. IM Leave a Comment

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1 >>Circular section of tunnels is not suitable for ?

  • (A) carrying water
  • (B) noncohesive soils
  • (C) tunnels driven by shield method
  • (D) dplacement of concrete lining

2 >>A good blast with a good yield is obtained if the cut hole is ?

  • (A) normal to face
  • (B) inclined at 45° to the face
  • (C) inclined at 15° to the face
  • (D) inclined at 30° to the face

3 >>As compared to a single free face, if a charge of explosive is placed equidistant from two faces, then the yield ?

  • (A) remains same
  • (B) decreases
  • (C) increases by 2.25 times
  • (D) increases by 3.5 times

4 >>Drifters can be used to drill ?

  • (A) only up holes
  • (B) only down holes
  • (C) horizontal or up holes
  • (D) horizoral, down or up holes

5 >>7. 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) 2N
  • (B) N + 2
  • (C) 2 N + 1
  • (D) 2 N + 2

6 >>The correct sequence of drilling equipment for increasing size of holes in tunnels is ?

  • (A) wagon drill, churn drill, shot drill
  • (B) wagon drill, shot drill, churn drill
  • (C) shot drill, churn drill, wagon drill
  • (D) churn drill, wagon drill, shot drill

7 >>Which of the following is not a component of the shield ? ?

  • (A) propelling jacks
  • (B) liner plate
  • (C) hood
  • (D) tail

8 >>In compressed air tunneling, the volume of free air provided is ?

  • (A) 6 mJ per second per m2 of face area
  • (B) 6 m3 per minute per m2 of face area
  • (C) 20 m3 per minute per m2 of face area
  • (D) 6 m3 per hour per m2 of face area

9 >>Which of the following lining material is useful for shield driven tunnels in sub aqueous regions ? ?

  • (A) stone masonry
  • (B) timber
  • (C) cast iron
  • (D) cement concrete

10 >>If ‘D’ is the diameter of tunnel in metres, then the thickness of lining in mm, as per the empirical formula is given by ?

  • (A) 42 D
  • (B) 82 D
  • (C) 104 D
  • (D) 124 D

11 >>Which one of the following tunnelling methods is used for laying under ground sewers ? ?

  • (A) Needle beam method
  • (B) Army method
  • (C) German method
  • (D) Italian method

12 >>Ribs are used for strengthening and stiffening the liner plate for tunnels of diameter greater than ?

  • (A) 2 m
  • (B) 3 m
  • (C) 4 m
  • (D) 5 m

13 >>The most suitable soil for compressed air tunneling is ?

  • (A) silt
  • (B) sand
  • (C) clay
  • (D) gravel

14 >>Which of the following methods of tunnelling is used for long tunnels at great depths ? ?

  • (A) Army method
  • (B) Needle beam method
  • (C) Austrian method
  • (D) English method

15 >>In Belgium method of tunnelling ?

  • (A) construction of side walls is completed before invert and roof arch are built.
  • (B) construction of roof arch is completed before side walls and invert are built.
  • (C) construction of invert is completed before side walls and roof arch are built.
  • (D) construction of invert and side walls is completed before roof arch is built

16 >>Drift method of tunnelling is used to construct tunnels in ?

  • (A) soft grounds
  • (B) rock
  • (C) self supporting grounds
  • (D) broken grounds

17 >>Which one of the following is considered to be an advantage of the heading and benching method of tunnel construction? ?

  • (A) It is suitable for construction in unstable rocks.
  • (B) In this method, it is easy to install timber support
  • (C) Tunnelling can be continuous and the work can be expedited.
  • (D) In case of excessive water, it is easy to take correct steps

18 >>In “full face” method of constructing tunnels, the first operation relates to ?

  • (A) removal of bottom portion
  • (B) excavation of one drift in the centre
  • (C) removal of top portion
  • (D) excavation being done along the periphery

19 >>Which one of the following is a component of a shield for tunnelling ? ?

  • (A) liner plate
  • (B) trench jack
  • (C) stiffener
  • (D) cutting edge

20 >>Which of the following causes a decrease in per capita consumption ? ?

  • (A) use of metering system
  • (B) good quality of water
  • (C) better standard of living of the people
  • (D) hotter climate

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Filed Under: Competitive Exam Quiz Tagged With: ae, Basic Civil Engineering Quiz, Civil Engineering Questions and Answers, Civil Engineering questions MCQs with answers, Civil Engineering Quiz, cpwd, dda, gate, ies, Multiple Choice Questions on Civil Engineering, previous years civil engineering questions, pwd, ssc

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