Which one of the following statements is not correct for heading and b – McqOptions

MCQOPTIONS

1.	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» D. None of these.

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