Download AKTU (Dr. A.P.J. Abdul Kalam Technical University (AKTU), formerly Uttar Pradesh Technical University (UPTU) B-Tech 8th Semester (Eight Semester) 2017-18 NCE 801 Transportation Engineering III Question Paper
Printed Paesz02 Sub Code: NCE 801
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B TECH
(SEM VIII) THEORY EXAMINATION 2017-18
TRANSPORTATION ENGINEERING - II
T ime: 3 Hours T 0tal Marks: 100
Note: Attempt all Sections. If require any missing data; then choose suitably.
SECTION A
1. Attempt all questions in brief. 2 x 10 = 20
a. Write a short note on MRTS.
b. List the merits of electric traction?
c. When would you recommend 'Pusher Gradient' in Railway tracks?
(1. What do you understand by Littoral Drift?
e. What do you understand by Sleeper Density?
f. State the purpose of shunting signals.
g. What do you understand by the term 'dry dock'?
h. What is the function of breakwaters in a harbour?
i. List the components of an airport?
j. List any four factors considered in site selection for an airport.
SECTION B
2. Attempt any three of the following: 10 x 3 = 30
a. What do you understand by permanent way explain its components with neat
diagram.
b. Calculate the super elevation and maximum permissible speed for a 20 BG
transitioned curve on a high speed route with a maximum sanctioned speed of
110 kmph. The speed foe calculating the equilibrium super elevation as decided
by the chief engineer is 80 kmph and the booked speed of goods trains is 50
km h.
c. Whit are the different systems of controlling the movement of trains in India?
Give the advantages of CTC system.
(1. At an airport site at sea level with standard atmospheric conditions, the runway
lengths required for takeoff and landing are 2000 m and 2400 m respectively.
The proposed airport is situated at an altitude of 150 m. If the airport reference
temperature is 250C and if the effective runway gradient is 0.35 %, calculate the
length of runway to be provided.
e. What is the role of the following processes in harbor layout and suggest
remedies
i. Wind wave
ii. Tidal current
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SECTION C
Attempt any one part of the following: 10 x 1 = 10
(a) Give the list of various types of track ?ttings and fastening. What is fish plate?
Write the requirement of fish plate.
(b) Discuss the following:
i. Creep in Rails
ii. Sources of water on Track drainage
iii. Negative Cant & Cant deficiency
1V. Location of reception signals (with diagram)
Attempt any one part of the following: 10 x 1 = 10
(a) Illustrate with neat sketches the function and working principle of Marshalling
Yard.
(b) Calculate all the elements required to set out a 1 in 12 turnout taking off from a
straight BG track with its curve starting from the toe of the switch ietangential
t0 the gauge face of the outer main rail and passes through TNC, given the heel
divergence as 11.4 cm.
Attempt any one part of the following: 10 x 1 = 10
(a) How the signals are classified? Explain the different types of signals used in
station yards.
(b) What are the essentials of interlocking? Distinguish between direct and indirect
interlocking. What purposes does the lock bar serve?
Attempt any one part of the following: 10 x 1 = 10
(a) Explain the types of parking system of aircrafts and state the advantages and
disadvantages of Nose?In / Nose out parking.
(b) An airport is proposed at an elevation of 600 m above Mean Sea Level where
the mean of maximum and mean of average daily temperatures of the hottest
month are 45.60 C and 282?C respectively. The maximum elevation difference
along the proposed pro?le of the runway is 6.3 m. If the basic length of the
runway is 1550 m, determine the actual length of runway to be provided.
Attempt any one part of the following: 10 x 1 = 10
(a) What are a Harbour and a port? Brie?y explain Harbour site investigation and
site analysis.
(b) Explain the following coastal protection works with neat sketches.
1. Sea walls
ii. Riprap
iii. Groins
iv. Dolphins
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This post was last modified on 30 January 2020