Thursday, December 30, 2021

Dr.A.P.J.Abdul Kalam University BE Civil Engineering Transportation Bridges & Tunnels [CE-802] Aug-Sep 2020 Question Paper

Dr.A.P.J.Abdul Kalam University Old Question Papers

Bachelor of Engineering

Eighth Semester Main Examination, Aug-Sep 2020

Transportation Bridges & Tunnels [CE-802]


Time: 3:00 Hrs Max Marks 70

Note: i) Attempt any five questions out of eight.

ii) Answer should be precise & to be point only.

iii) Assume suitable data if necessary & state them clearly.

iv) All questions carry equal marks.

Q.1 (a) Discuss in brief the various tractions on railways.

(b) Describe briefly the suitability of various materials which are commonly used as

ballast in a railway track.

Q.2 (a) What is creep? Discuss the theories propounded to explain probable causes of creep

and what are the effects of creep?

(b) Define gauge of Indian railway track. Enumerate different gauges used in India and

discuss their suitability at different locations?

Q.3 (a) What is cant deficiency?

(b) Draw a neat diagram of simple right hand turnout and show its various component


Q.4 (a) Explain briefly the different types of station yards

(b) Explain the transition curve and why it is necessary in railway track. Write down

equation for setting this curve.

Q.5 (a) What are the objects of signaling? Describe engineering principles of signaling and

explain the different types of signals used in the station yard.

(b) Explain the economical span of a bridge. Mention the forces acting on a pier

Q.6 (a) What is dead load? Mention some of important empirical formulas which are used to

find it.

(b) Write short note on- (Any Five)

i. Afflux and its importance,

ii. Depth of bridge of foundation,

iii. Alignment of a bridge,

iv. Types of railway bridge,

v. Lining of tunnel,

vi. Shape and size of tunnel

vii. The erection of bridges, strengthening of bridges

Q.7 (a) Explain the different types of railway bridges with the help of neat sketches.

(b) Describe the various method of hard rock tunneling and mention the advantages and

disadvantages of each of them

Q.8 (a) Explain the various types of coffer dams, where they are constructed

also write down procedure of construction

(b) Explain pile foundation and well foundation for bridges with the neat sketches.

Also discuss procedure of sinking of wells


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