Tunnelling - Part 1 Online Exam Quiz
Tunnelling - Part 1 GK Quiz. Question and Answers related to Tunnelling - Part 1. MCQ (Multiple Choice Questions with answers about Tunnelling - Part 1
Which one of the following statements is not correct for heading and benching method of tunnelling ?
Options
A : Drilling and mucking can be done simultaneously
B : Benching provides a plateform for working on heading
C : Removal of muck from the heading is very easy
D : None of these.
The difference of heights of the tunnels above rail tops of BG and MG tracks is kept
Options
A : 0.30 m
B : 0.45 m
C : 0.60 m
D : 0.75 m
For B.G. single track railway, the height of the tunnel above top of rails should be
Options
A : 5.5 m to 5.8 m
B : 5.8 m to 6.2 m
C : 6.7 m to 7.3 m
D : 7.3 m to 7.5 m
Pick up the correct statement regarding drilling a tunnel from the following:
Options
A : Holes are drilled by pneumatically operated rock drills
B : One drill is required for each 4 to 5 m 2 force area
C : The diameter of the bore hole at the deepest point should be 6 mm more than the diameter of the cartridge
D : All of the above.
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.
The method of draining in the tunnels, is generally known as
Options
A : foredrainage
B : dewatering
C : permanent drainage
D : All of the above.
To attain the required shape of the tunnel section, we use :
Options
A : easers
B : trimmers
C : cut holes
D : chisels.
Which one of the following linings is suitable for shield driven tunnels particularly in the subaqueous regions :
Options
A : Brick lining
B : stone lining
C : timber line
D : cast iron lining
In case of railways,
Options
A : a detour round the hill is preferred
B : a open cut is preferred
C : tunnelling is preferred
D : All the above.
The following tunnels were constructed in different countries for different purposes : 1. Emperor Claudius built the first Roman tunnel 2. The first highway tunnel was constructed in Hungary 3. The first underground railway tunnel was constructed in Great Britain 4. The first navigational tunnel was constructed in France. The correct chronological development of these tunnels is:
Options
A : 4 1 3 2
B : 1 4 2 3
C : 2 3 1 4
D : 3 2 4 1
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