STUPIDSID
1 (a)
Explain the role of rail transportation in the development of country.
8 M
1 (b)
Discuss the factors which govern the choice of a gauge.
6 M
1 (c)
Define creep. What are the causes and effects of creep?
6 M
2 (a)
What are the requirements of a good ballast? Mention the different types of ballast used in permanent way.
6 M
2 (b)
Calculate the quantity of materials required for the construction of B.G. track of length 19,500 m with the rail section of 52 kg/m and standard length of 13m. Take sleeper density as n-4.
6 M
2 (c)
Determine the maximum train load that can be handled by a locomotive having four pairs of driving wheel of an axial load of 28 tones each, On a straight track the train runs at a speed of 90 kmph. Also determine the reduction of speed the train has on upward gradient of 1 in 150. If the train moves on a upward gradient with 3° curve, what would be the reduction of speed? Take μ-1/6.
8 M
3 (a)
What are the objects of providing transition curve? Explain briefly the essential requirements of an ideal transition curves.
6 M
3 (b)
Define gradient. Mention the different types of gradient in a railway track. What is grade compensation?
6 M
3 (c)
A 5° curve diverges from a 30° main curve in the reverse direction in the layout of a B.G. yard. If the speed on the branch line is restricted to 35 kmph, determine the restricted speed on the main line.
8 M
4 (a)
Draw a neat sketch of a left hand turnout and show its various component parts.
6 M
4 (b)
What is marshalling yard? Explain the functions of marshalling yard with sketch.
6 M
4 (c)
Explain briefly the working of a semaphore signal, with the help of a neat sketch.
8 M
5 (a)
List the various elements of an airport and explain them with a neat sketch.
10 M
5 (b)
For the following data, plot type-I wind rose dagram, explain the procedure and find the orientation of runway and percentage of wind coverage.
| Wind Direction | Duration of Wind in % of time | Wind Direction | Duration of Wind in % of time |
| N | 7.3 | S | 8.6 |
| NNE | 12.4 | SSW | 14.5 |
| NE | 9.0 | SW | 10.3 |
| ENE | 3.3 | WSW | 6.8 |
| E | 1.2 | W | 4.0 |
| ESE | 1.6 | WNW | 1.1 |
| SE | 0.3 | NW | 0.7 |
| SSE | 0.8 | NNW | 4.3 |
10 M
6 (a)
Explain with a sketches the instrument landing system procedure.
6 M
6 (b)
Mention the factors governing the layout and location of taxiways.
6 M
6 (c)
Determine the corrected length of runway for an airport site using the following data:
i) Basic runway length - 2520 metres
ii) Airport elevation - 500 metres
iii) Airport reference temperature = 217deg; C
iv) Runway effective gradient = 0.2%.
i) Basic runway length - 2520 metres
ii) Airport elevation - 500 metres
iii) Airport reference temperature = 217deg; C
iv) Runway effective gradient = 0.2%.
8 M
7 (a)
Explain a method of transfer of centre line in to the tunnel and providing grade.
10 M
7 (b)
What is a tunnel? Mention its advantages.
4 M
7 (c)
Explain with sketch the Needle beam method of tunneling.
6 M
Write short notes on:
8 (a) (i)
Natural Harbour
3 M
8 (a) (ii)
Upright wall water breaker
3 M
8 (a) (iii)
Quays & Jetties
3 M
8 (a) (iv)
Tetra pods
3 M
8 (b)
Explain with suitable sketch, the working of a dry dock.
8 M
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