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Transportation Engineering 1 Question Paper - May 18 - Civil Engineering (Semester 5) - Mumbai University (MU)
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shaikhainiya2001
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Transportation Engineering 1 - May 18
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.
How does the design of track components, particularly of the sleeper
affect the creep in the track.
(5 marks)
00
1.b.
What would be the expression for sleeper density if the rail length used
in track is 19 mt and there are 22 sleepers under one rail length
(5 marks)
00
1.c.
Define the terms equilibrium cant and cant deficiency on railway. .Calculate cant deficiency for $4^{0}$ curve on BG track .
(5 marks)
00
1.d.
Draw typical sketch showing general lighting pattern of the major
airport
(5 marks)
00
2.a.
Determine all the necessary elements required to set out a 1 in 8.5 turnout which takes off from a straight B.G track with its curve starting from the toe of switch and passes through theoretical nose of crossing. Give heel divergence =11.42 cm.
(10 marks)
00
2.b.
Explain Wind rose diagram? What is its utility and its types? Explain each type with neat sketches?
(10 marks)
00
3.a.
The length of runway under standard condition in 2100mts. The airport is to be at elevation of 410 mts above the M.S.L. The ART is $32^{\circ} \mathrm{C}$ The construction plan provides the following data .Calculate the corrected length. Also apply check
(10 marks)
00
| End to end runway (m) | 0-300 | 300-900 | 900-1500 | 1500-1800 | 1800-2100 | 2100-2700 | 2700-3000 |
|---|---|---|---|---|---|---|---|
| Grade % | +1.0 | -0.50 | +0.50 | +1.00 | -0.50 | -0.04 | -0.10 |
3.b.
Draw a neat diagram of simple right hand or left hand turnout and show its various components parts .Explain the working principle of turnout.
(10 marks)
00
4.a.
A taxiway is to be designed for a operating Boeing 707-320 which has
the flowing characteristics. Determine the turning radius of the taxiway.
(10 marks)
00
| Wheel base | 17.70 mt |
|---|---|
| Tread of main loading gear | 6.62 mt |
| Turning Speed | 40 kmph |
| Coefficient of friction betweenTire and pavement surface | 0.13 |
4.b.
What is meant by grade compensation for curvature? To What extent
should a ruling gradient of 1 in 150 on board gauge line to be
downgraded to accommodate a $3^{0}$ curve.
(10 marks)
00
5.a.
As an engineer in-charge work out the exact quantities of all the
materials required for a proposed railway track of 1km.Assume the
suitable data
(10 marks)
00
5.b.
Explain in detail airport obstructions with neat sketches?
(5 marks)
00
5.c.
Discuss the theories to explain probable causes of creep? What can be done to arrest creep?
(5 marks)
00
Write short notes on: (Any two)
6.a.i.
Harbour and Docks
(05 marks)
00
6.a.ii
Longitudinal Gradient of Runway
(5 marks)
00
6.b.iii
Transit Sheds
(5 marks)
00
6.a.iv
Classification of airport as per ICAO
(5 marks)
00
6.b.
Draw neat diagram and explain about HOLDING APRON
(5 marks)
00
6.c.
Briefly describe the significance of drainage in Airport
(5 marks)
00
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