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10000CE407122103 Pages: 2

Reg No.: Name:

Seventh Semester B.Tech Degree Regular and Supplementary Examination December 2021 (2015 Scheme)

Max. Marks: 100

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APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY

Course Code: CE407
Course Name: TRANSPORTATION ENGINEERING - 11

PARTA

Answer any two full questions, each carries 15 marks.
Explain the role of Indian Railways in National Development.
Draw the cross section of a permanent way on embankment. List the component
parts and explain their functions.
List the factors affecting the selection of gauges?
State the characteristics of mass rapid transit system (MRTS)? Mention various
options of MRTS available in India.
Suggest methods to control creep of rails.
Explain different types of gradients and importance of grade compensation on
curves. What should be the actual ruling gradient, if the ruling gradient is 1 in 200
on a meter gauge and a curve of 3° is superimposed over the track?
Explain coning of wheels with the help of diagram.

PART ‏تا‎

Answer any two full questions, each carries 15 marks.
Define interlocking of points and signals and explain the principle of interlocking.
Explain the methods that can be adopted for maintenance of alignment of straight
tracks.
What are the works involved in the maintenance of surface of rails? Explain any
two.
Classify the type of accidents generally occur in Indian Railways. What are the
remedial measures?
Explain ATC and CTC Control systems of train movements.
Draw a neat sketch of a Left hand turnout and mark its components. Explain the

working principle of a turnout.

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Duration: 3 Hours

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