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Mr. Dubey • 100.64K Points
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Q. Consider the following operations: 1. Drilling 2. Blasting 3. Mucking 4. Placing steel 5. Placing concrete The correct sequence of these operations in tunnel construction is

  • (A) 1, 2, 4, 3, 5
  • (B) 1, 3, 2, 4, 5
  • (C) 1, 2, 3, 4, 5
  • (D) 1, 3, 4, 2, 5
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