1000+ Tunnel Engineering MCQ Questions and Answers - 1

Question: 1

The most suitable soil for compressed air tunneling is

(A) clay

(B) sand

(C) silt

(D) gravel

Ans: A

clay

Question: 2

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

(A) normal to face

(B) inclined at 15° to the face

(C) inclined at 30° to the face

(D) inclined at 45° to the face

Ans: D

inclined at 45° to the face

Question: 3

The method of lining in tunnel is

(A) concrete lining

(B) stone masonary lining

(C) brick masonry lining

(D) all the above

Ans: D

all the above

Question: 4

In case of tunnels in hilly areas to align tunnel ends use

(A) triangulation

(B) direst ranging

(C) reciprocal ranging

(D) any one of the above

Ans: A

triangulation

Question: 5

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

(A) 2m

(B) 3m

(C) 4m

(D) 5m

Ans: B

3m

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