Tunnelling MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Tunnelling, a fundamental topic in the field of Civil Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Tunnelling MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Tunnelling mcq questions that explore various aspects of Tunnelling problems. Each MCQ is crafted to challenge your understanding of Tunnelling principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Civil Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Tunnelling MCQs are your pathway to success in mastering this essential Civil Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Tunnelling. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Tunnelling knowledge to the test? Let's get started with our carefully curated MCQs!

Tunnelling MCQs | Page 2 of 5

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Q11.
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

Discuss
Answer: (c).6.7 m to 7.3 m
Q12.
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.

All the above.

Discuss
Answer: (d).All the above.
Q13.
For transferring the tunnel alignment through shafts, we adopt the following steps :

1. Hanging two or more plumb lines in the shaft
2. Determining the bearing of the plumb lines i.e. plumb plane
3. Suspending a 35 kg weight by each plumb line
4. Immersing the weights of both the plumb lines in the buckets containing water.

The correct sequence of steps is :

a.

1 2 3 4

b.

4 3 2 1

c.

l 3 2 4

d.

2 1 4 3

Discuss
Answer: (a).1 2 3 4
Q14.
For initial surveys of tunnels, the following activities are involved:

1. Marking portal point with concrete pillars on the ground
2. Marking tunnel obligatory points on the topographical maps
3. Preliminary setting of the tunnel on the topographical Survey of India maps
4. Driving lines between the fixed obligatory points.

The correct sequence of the activities is :

a.

3 2 4 1

b.

1 2 3 4

c.

4 3 1 2

d.

2 4 3 1

Discuss
Answer: (a).3 2 4 1
Q15.
For full face method, the excavation to be done is generally divided into

a.

two sections

b.

three sections

c.

four sections

d.

five sections.

Discuss
Answer: (b).three sections
Q16.
The tunnels, the artificial underground passages are constructed for :

a.

highways

b.

railways

c.

sewerage

d.

All the above.

Discuss
Answer: (d).All the above.
Q17.
Which one of the following methods is generally adopted for tunnelling in firm ground

a.

Full face method

b.

Top heading and benching method

c.

Drift method

d.

All the above.

Discuss
Answer: (d).All the above.
Q18.
An overhead track on a large truss frame is required in case of car changer by

a.

the grass hopper method

b.

the passing track method

c.

California crossing method

d.

Dixon conveyor method.

Discuss
Answer: (a).the grass hopper method
Q19.
Pick up the correct statement from the following:

a.

The topographical maps of the Survey of India are useful in the mountainous region for tunnelling.

b.

The height point on the ridge is fixed with the help of reciprocal ranging

c.

The accuracy of 1 in 10, 000 is required for planimetric control

d.

All the above.

Discuss
Answer: (d).All the above.
Q20.
The length of the needle beam used in needle beam method of tunnelling is usually

a.

2 m to 4 m

b.

2.5 m to 6 m

c.

4 m to 7 m

d.

5 m to 6 m

Discuss
Answer: (d).5 m to 6 m
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