Transportation Engineering – Multiple Choice Questions (MCQs)

1. 13. Which of the following is a flexible pavement component?

   • A. Dowel bar
   • B. Tie bar
   • C. Granular sub-base
   • D. Contraction joint

2. 14. The ideal shape of a transition curve is:

   • A. Circular
   • B. Parabolic
   • C. Spiral (clothoid)
   • D. Elliptical

3. 15. What is the function of a prime coat in road construction?

   • A. To seal the surface
   • B. To provide adhesion between base and binder course
   • C. To improve drainage
   • D. To reduce dust

4. 16. The stopping sight distance depends on:

   • A. Reaction time of driver and braking efficiency
   • B. Width of the road
   • C. Color of the vehicle
   • D. Number of lanes

5. 17. The minimum width of a single-lane road as per IRC recommendations is usually:

   • A. 2.5 m
   • B. 3.75 m
   • C. 5.5 m
   • D. 7.0 m

6. 18. What is the purpose of providing shoulders along a highway?

   • A. For pedestrian movement only
   • B. To provide emergency stopping space and lateral support to the pavement
   • C. To beautify the road
   • D. To reduce construction cost

7. 19. The maximum limit of super-elevation for plain and rolling terrain in India is generally:

   • A. 1 in 15
   • B. 1 in 20
   • C. 1 in 30
   • D. 1 in 40

8. 20. What is a "flyover" in transportation engineering?

   • A. A pedestrian bridge
   • B. A bridge that carries one road over another
   • C. A type of aircraft
   • D. A temporary road

9. 21. The term "Grade Separator" refers to:

   • A. A device for sorting aggregates
   • B. An intersection where conflicting traffic movements are separated by different levels
   • C. A tool for measuring road slope
   • D. A type of traffic signal

10. 22. What is the significance of "Equivalent Single Axle Load (ESAL)" in pavement design?

    • A. To determine the maximum load a vehicle can carry
    • B. To convert mixed traffic into a standard axle load for design purposes
    • C. To measure the weight of a single axle
    • D. To calculate fuel consumption

11. 23. The most common type of distress in flexible pavements is:

    • A. Cracking and rutting
    • B. Spalling
    • C. Faulting
    • D. Pumping

12. 24. The "IRC" in Indian context stands for:

    • A. Indian Road Committee
    • B. Indian Road Congress
    • C. Indian Rail Corporation
    • D. International Road Convention