Question: Pick up the mechanical ventilation method used for tunnels from the following:
Options
A : blowing fresh air by ducts to the face of tunnel
B : exhausting foul air by ducts from the face of the tunnel and permitting fresh air through the tunnel
C : blowing fresh air and exhausting foul air by ducts
D : all the above.
Tunnelling - Part 1 more questions
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....
The following operations are generally employed for tunnelling in hard....
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....
The concentration of the dust particles of the size 0.5....
Advanced Surveying - Part 1 more Online Exam Quiz
Steel Structure Design - Part 1
Strength of Materials - Part 1
Structural Design Specifications - Part 1
UPSC Civil Service Exam Questions - Part 1
Waste Water Engineering - Part 1
Water Resources Engineering - Part 1