Question: The following operations are generally employed for tunnelling in hard rock. 1. Removing ground water, 2. Loading holes and firing the explosive 3. Setting up and drilling 4. Grouting and lining 5. Removing muck 6. Ventilation and removing explosion dust The correct sequence is :
Options
A : 3 2 6 5 1 4
B : 3 4 6 1 5 2
C : 4 1 2 3 6 5
D : 5 4 2 1 3 6
Tunnelling - Part 1 more questions
The method of draining in the tunnels, is generally known....
To attain the required shape of the tunnel section, we....
Which one of the following linings is suitable for shield....
The following tunnels were constructed in different countries for different....
Pick up the mechanical ventilation method used for tunnels from....
For highways, tunnelling is preferred to if the open cut....
The following operations are required for tunnelling in rocky terrain....
Forepoling method is generally adopted for tunnelling in :
Concrete lining is provided concurrently with the driving operation in....
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