Question: For tunnels exceeding 300 m in length, the grade should be provided below
Options
A : 50% of the ruling gradient
B : 60% of the ruling gradient
C : 75% of the ruling gradient
D : 80% of the ruling gradient.
Tunnelling - Part 1 more questions
Pick up the incorrect statement from the following : The....
Which one of the following statements is not correct for....
The difference of heights of the tunnels above rail tops....
For B.G. single track railway, the height of the tunnel....
Pick up the correct statement regarding drilling a tunnel from....
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....
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