Tunnel Engineering
What is the correct sequence of the following events in rock tunnelling?1.Marking tunnel profile2.Loading explosives and blasting3.Checking misfire4.Mucking5.Removing foul gas6.Setting up and drilling7.GunitingSelect the correct answer using the codes given below.
- A. 1, 6, 5, 3, 4, 2, 7
- B. 1, 2, 6, 3, 5, 4, 7
- C. 1, 6, 2, 5, 4, 3, 7
- D. 1, 6, 2, 5, 3, 4, 7