Janardan Rai Nagar Rajasthan Vidyapeeth 2007 Diploma Automobile Engineering TRANSPORTATION ENGINEERING - Question Paper

DTC1 / TRANSPORTATION ENGINEERING

Time : 3 hrs Maximum marks : 75

 

Instruction:

1. Question paper is divided into Group A, Group B and Group C

2. Each Group is 25 Marks

3. Figure to the right in bracket indicates marks.

4. Good Handwriting is expected

5. Assume suitable data if necessary.

 

Group A (25 Marks)

 

Answer any three questions (Question 1 is compulsory)

 

Q.1. Explain in brief Air transportation

Q.2. What are different types of road curves? Explain in brief.

Q.3. Explain in brief different factors of ideal bridge site selection

Q.4. Write detailed note on transportation system.

Q.5. What are different materials used for construction of road? Explain in detail.

 

Group B (25 Marks)

 

Answer any three questions (Questions 6 is compulsory)

Q.6. Define gradient & explain factors governing selection of a gradient

Q.7. State functions of ballast and also write requirements of good ballast

Q.8. Write in detail about theory of super elevation

Q.9. State & Explain different types of rail gauges.

Q.10. Define tunnels & State its advantages & disadvantages and also write in brief about necessity of tunnels.

Group C (25 Marks)

 

All Questions are Compulsory.

 

Q.11 (A) Fill in the blanks ( each question carry 2 marks)

(i) Planning, designing, constructing and maintaining a successful network of either roadways, railways, waterways or airways is called ________.

(ii) The clear distance ahead of the driver of a vehicle over which he has a clear and un-obstructed view is called _______.

(iii) _______ is a hydro-carbenous material of either natural or pyrogeneous origin.

(iv) The sectional area provided under the bridge super structure through which water flows is known as _______.

(v) _______ transfers the load from sleepers and distributes it uniformly over the formation.

 

(B) Multiple choice Question (Each question carries 2 marks)

(i)        The plates made form special steel which are used to join one rail neith other rail is known as

a.       Bearing plate

b.      Fish plate

c.       Spike

d.      Chair

 

(ii)      The process of setting out the alignment of tunnel on the ground and then transferring the same the same to inside of tunnel through the shaft is called as

a.       Geodetic surveying

b.      Tunnel surveying

c.       Hydrographic surveying

d.      None of these

 

(iii)    IRC recommendation for earth road camber is

a.       2.5 % to 3%

b.      3% to 4 %

c.       2% to 3%

d.      1 % to 2 %

 

(iv) The curve which is provided where intersection of two gradients as highest elevation is

a.       Valley curve

b.      Transition curve

c.       Summit curve

d.      None of these

 

(v)   The wall constructed on both sides of abutments are called

a.          Wing walls

b.         Scour wall

c.          Curtain wall

d.         None of these

 

 

(C) True or false (each question carry 1 marks).

(i) The main advantage of providing super elevation is to increase the stability of the fast moving vehicles, when they negotiate a horizontal curve.

(ii) The main object of providing a cambet is to make the road surface durable.

(iii) The bull beaded rails are provided on points of crossing.

(iv) A welding rail joint is generally supported on a sleeper.

(v) When the length of tunnel is small then the centre line can be located by means of theodilite.

 

 

 

 

 

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