Transportation Engineering – Multiple Choice Questions (MCQs)

1. 61. What is "fatigue cracking" in pavements?

   • A. Cracking due to sudden impact
   • B. Cracking caused by repeated stress applications
   • C. Cracking due to extreme cold
   • D. Cracking due to poor drainage

2. 62. What is a "bitumen emulsion"?

   • A. A mixture of bitumen and cement
   • B. A dispersion of fine droplets of bitumen in water
   • C. A solid form of bitumen
   • D. A liquid fuel

3. 63. The "abrasion value" of aggregates is determined by which test?

   • A. CBR test
   • B. Aggregate impact test
   • C. Los Angeles abrasion test
   • D. Soundness test

4. 64. What is the "optimum moisture content" in soil compaction?

   • A. The moisture content at which the soil is driest
   • B. The moisture content at which maximum dry density is achieved
   • C. The moisture content at which the soil is fully saturated
   • D. The moisture content that causes the soil to swell

5. 65. The "group index" of soil is used for:

   • A. Classifying soil
   • B. Determining the suitability of soil as a subgrade material
   • C. Measuring soil permeability
   • D. Calculating soil strength

6. 66. What is "traffic volume"?

   • A. The total number of vehicles on a road at any given time
   • B. The number of vehicles passing a point on a road in a given period
   • C. The speed of traffic
   • D. The number of accidents

7. 67. The "spot speed" is measured to determine:

   • A. Average speed of traffic
   • B. Speed at a particular point
   • C. Overall travel speed
   • D. Design speed

8. 68. What is a "traffic count"?

   • A. Counting the number of traffic signals
   • B. Counting the number of vehicles passing a point
   • C. Counting the number of drivers
   • D. Counting the number of lanes

9. 69. The "origin-destination (O-D) survey" is conducted to gather data on:

   • A. Traffic accidents
   • B. The starting points and destinations of trips
   • C. Road conditions
   • D. Vehicle types

10. 70. What is the primary purpose of a "road safety audit"?

    • A. To calculate construction costs
    • B. To identify potential safety hazards on existing or planned roads
    • C. To design new roads
    • D. To monitor vehicle emissions

11. 71. What is a "roundabout" or "traffic circle"?

    • A. A type of traffic signal
    • B. A circular intersection where traffic flows in one direction around a central island
    • C. A pedestrian crossing
    • D. A parking area

12. 72. The "grade compensation" on curves is applied to:

    • A. Increase the effective gradient
    • B. Reduce the effective gradient
    • C. Maintain constant speed
    • D. Improve aesthetics