Discussion :: Tunneling
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Which one of the following statements is not correct for heading and benching method of tunnelling ?
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A.
Drilling and mucking can be done simultaneously
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B.
Benching provides a plateform for working on heading
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C.
Removal of muck from the heading is very easy
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D.
None of these.
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Answer : Option C
Explanation :
No answer description available for this question.
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