1000+ Tunnel Engineering Objective Type Questions and Answers - 1

Question: 1

Drift method of tunnelling is used to construct tunnel in

(A) broken grounds

(B) rocks

(C) running ground

(D) soft ground

Question: 2

Which one of the following is a component of a shield for tunneling?

(A) cutting edge

(B) stiffener

(C) trench plate

(D) liner plate

Question: 3

In Belgium method of tunneling

(A) construction of invert and side walls is completed before roof arch is built

(B) construction of invert is completed before side walls and roof arch are built

(C) construction of roof arch is completed before side walls and invert are built

(D) construction of side walls is completed before invert and roof arch

Question: 4

Circular section of tunnels is not suitable for

(A) placement of concrete lining

(B) tunnels driven by shield method

(C) carrying water

(D) non cohesive soils

Question: 5

The explosive used in tunnelling is

(A) ammonia dynamite

(B) semi gelatin

(C) blastic gelatin

(D) any one of the above