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This section includes 57 Mcqs, each offering curated multiple-choice questions to sharpen your Civil Engineering knowledge and support exam preparation. Choose a topic below to get started.
51. |
Which one of the following methods is generally used for the layout of the muck-car tracks |
A. | the grass hopper method |
B. | passing track method |
C. | the cherry picker |
D. | California crossing, Dixon conveyor |
Answer» E. | |
52. |
The difference of heights of the tunnels above rail tops of BG and MG tracks is kept |
A. | 0.30 m |
B. | 0.45 m |
C. | 0.60 m |
D. | 0.75 m |
Answer» D. 0.75 m | |
53. |
A tunnel is found more advantageous as compared to the alternate routes because it: |
A. | remains free from snow |
B. | reduces the cost by reducing the route distance |
C. | reduces the maintenance cost |
D. | avoids interference with surface rights |
Answer» E. | |
54. |
Which one of the following statements is not correct in respect of setting of an inclined tunnel: |
A. | Reference points are constructed at every 300 m. |
B. | The alignment is fixed from upper/lower apex point. |
C. | The level of the invert at the heading is marked by a tape. |
D. | Reference points are constructed on the roof of tunnels |
Answer» E. | |
55. |
High pressure grouting is generally restored for concreting in the lining if the rock strata is: |
A. | highly fissured |
B. | poor |
C. | likely to get seepage of water |
D. | All of the above. |
Answer» E. | |
56. |
For B.G. single track railway, the height of the tunnel above top of rails should be |
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 |
Answer» D. 7.3 m to 7.5 m | |
57. |
Which one of the following statements is not correct for heading and benching method of tunnelling ? |
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. |
Answer» D. None of these. | |