Tunnelling - Section 1 (6)

Directions to Solve

The questions related to tunneling is available in the form of MCQs and in this
section you will find all the important questions.

41.

In case of drift method of tunnelling, the drift may be excavated at

Answer: Option E

Explanation:

No answer description available for this question. Let us discuss.

42.

The difference of heights of the tunnels above rail tops of BG and MG tracks is kept

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

43.

Which one of the following statements is not correct for heading and benching method of tunnelling ?

A.	Drilling and mucking can be done simultaneously
B.	Benching provides a plateform for working on heading
C.	Removal of muck from the heading is very easy
D.	None of these.

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.