Question: The following operations are required for tunnelling in rocky terrain : 1. Removing the foul gases 2. Marking the tunnel profile 3. Setting up and drilling 4. Checking misfire 5. Mucking The correct sequence is :
Options
A : 1 2 3 4 5
B : 2 3 5 4 1
C : 4 2 1 3 5
D : 2 3 1 4 5
Tunnelling - Part 1 more questions
The following tunnels were constructed in different countries for different....
The following operations are generally employed for tunnelling in hard....
Pick up the mechanical ventilation method used for tunnels from....
For highways, tunnelling is preferred to if the open cut....
Forepoling method is generally adopted for tunnelling in :
Concrete lining is provided concurrently with the driving operation in....
The concentration of the dust particles of the size 0.5....
For transferring the tunnel alignment through shafts, we adopt the....
For initial surveys of tunnels, the following activities are involved:....
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