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Transportation Engineering 1 Question Paper - Dec 17 - Civil Engineering (Semester 5) - Mumbai University (MU)
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Transportation Engineering 1 - Dec 17

Civil Engineering (Semester 5)

Total marks: 80
Total time: 3 Hours
INSTRUCTIONS
(1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Draw neat diagrams wherever necessary.

1.a. Calculate corrected runway length for basic runway length of 4100 meter at an airport site located at 150m above M.S.I. The airport reference temperature is $32.30^{\circ}$ and standard temperature is $33.80^{\circ} \mathrm{C}$ consider site is horizontal.Also draw layout of airport with scale of enter image description here use corrected runway length. Take airport area of 4 km x 3 km and show all airport elements. Assume wind is calm in all the direction throughout the year.
(10 marks) 00

Write a note on (any 2)

1.b.i Requirements of harbour.
(5 marks) 00

1.b.ii Theories of creep.
(5 marks) 00

1.b.iii Tram- line method of laying railway Line.
(5 marks) 00

2.a. What is ANC and TNC? Design 1 in 8.5 turnout on B.G track which takes off from toe and passes through TNC. Assume heel divergence as 11.4 cm.
(8 marks) 00

2.b. Discuss classification of airport as ICAO
(6 marks) 00

2.c. Discuss on various ballast materials.
(6 marks) 00

3.a. Design an exit taxiway connecting runway and parallel taxiway for total angle of turning as $35^{\circ}$ Turning speed is 80 kmph, take coefficient of friction as 0.12, assume any other data if required.
(8 marks) 00

3.b. Discuss instrumental landing system with sketch.
(6 marks) 00

3.c. Write note on airport drainage
(6 marks) 00

4.a. Discuss characteristics of Concrete, Timber and cast- iron sleepers on basis of suitability, durability, cost and weight.
(8 marks) 00

4.b. What are special breakwaters?
(6 marks) 00

4.c. Discuss on airport lighting.
(6 marks) 00

5.a. Explain Negative Super elevation with neat sketch and find the speed on main curve if a $5^{\circ}$ diverges from a $3^{0}$ curve a B.G yard assuming the speed of branch line is 35 kmph.
(8 marks) 00

5.b. Explain dry docks and also compare ports and harbor.
(6 marks) 00

5.c. Explain marshalling yard.
(6 marks) 00

6.a. Design the number of gates to serve three classes of aircraft for obtaining Combined handling capacity of all the gates as 20 aircrafts per hour. Use following data, assuming that each gate is available for all the crafts class assume any other suitable data if required

Aircraft class Mix (%) Average Occupancy Time (min)
1 15 25
2 35 45
3 50 60

(5 marks) 00

Write note on any 3

6.b. i) Types of rails.

ii) Konkan railway

iii) Dolphin

iv) Fenders

v) 3 controls of aircraft.

(5 marks) 00

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