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10000CE407122001

What are the different systems of controlling the movement of trains? Explain the
working of ATC system.
PART C

Answer any two full questions, each carries 20 marks.
Write brief note on
i) Lighting and ii) ventilation of tunnelling
Explain the working of i) TBM _ ii)Compressed Air method of tunnelling
What are the classifications of tunnelling?
Write a brief note on tunnel lining.
What are breakwaters? Explain the necessity and functions of breakwaters.
What are different types of Docks? Explain its functions.
Enlist various forces acting on break water and principles of design.

What are the types of signals and functions of signals used in ports?

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