1000+ Civil Engineering Questions and Answers Pdf - 1

Question: 1

Drift method of tunneling is used to construct tunnels in

(A) self supporting grounds

(B) broken grounds

(C) soft grounds

(D) rock

Ans: D

rock

Question: 2

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

(A) cast iron

(B) cement concrete

(C) timber

(D) stone masonry

Ans: A

cast iron

Question: 3

Drifters can be used to drill

(A) horizontal or up holes

(B) horizontal, down or up holes

(C) only down holes

(D) only up holes

Ans: B

horizontal, down or up holes

Question: 4

In compressed air tunneling, the volume of free air provided is

(A) 6 m3 per minute per m2 of face area

(B) 6 m3 per second per m2 of face area

(C) 6 m3 per hour per m2 of face area

(D) 20 m3 per second per m2 of face area

Ans: A

6 m3 per minute per m2 of face area

Question: 5

Which one of the following tunneling methods is used for laying underground sewers?

(A) Army method

(B) German method

(C) Italian method

(D) Needle beam method

Ans: A

Army method

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