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Q: Which of the following binders is best suited for repair work of bituminous pavements during rainy weather?
  • A. Paving grade bitumen
  • B. Bitumen emulsion
  • C. Cutback bitumen
  • D. Coal tar
Correct Answer: Option B - Bitumen Emulsion binders is best suited for repair work of bituminous pavements during rainy weather. Premix and surface dressing in cold weather condition. Penetration grade 30/40–Reads with high volume of traffic. Penetration grade 60/70–Superior type of roads with high traffic in normal summer temperature.
B. Bitumen Emulsion binders is best suited for repair work of bituminous pavements during rainy weather. Premix and surface dressing in cold weather condition. Penetration grade 30/40–Reads with high volume of traffic. Penetration grade 60/70–Superior type of roads with high traffic in normal summer temperature.

Explanations:

Bitumen Emulsion binders is best suited for repair work of bituminous pavements during rainy weather. Premix and surface dressing in cold weather condition. Penetration grade 30/40–Reads with high volume of traffic. Penetration grade 60/70–Superior type of roads with high traffic in normal summer temperature.