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10000CE407122001 Pages: 2

Reg No.: Name:

APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY

Seventh Semester B.Tech Degree Examination (Regular and Supplementary), December 2020

Max. Marks: 100

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Course Code: CE407
Course Name: TRANSPORTATION ENGINEERING - 11

PARTA

Answer any two full questions, each carries 15 marks.
Describe the role of Indian railway in national development.
Distinguish between LRT and MRT.
Sketch the components of a permanent way and mark the salient points.
What is sleeper density? Explain the function of sleepers.
Explain different types of gradients used in rail alignments.
Write a brief note on ballast less tracks.
Find the final gradient for a broad gauge track where the grade resistance together
with curve resistance due to a 2° curve is equal to the resistance due to a ruling
gradient of 1 in 200.
Write Brief note on tube rail way.

PART B

Answer any two full questions, each carries 15 marks.
Explain the procedure of ‘Through packing’ and ‘Scissor packing’ and highlight
the difference between them.
What are the type of accidents generally occur in Indian Railways. What are the
remedial measures?
Explain the working of absolute block system.
A turnout takes off from a straight BG track at an angle of 1° 40: 22” with
crossing angle 5° 59’ 20”. Length of the switch rail is 4.72m. Heel divergence is
11.7cm. Straight length of the track at the crossing is 0.8m. Design the turnout.
Draw a neat sketch of a Left hand turnout and mark its components.
Explain how the accidents are classified on Indian Railways. Explain the various

aids and methods for preventing railway accidents.

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Duration: 3 Hours

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