Question

The type of bitumen used for Hot-mix work in areas where the difference between maximum and minimum temperature is less than ${25}^{\circ }C$ is

• A. Penetration grade 80/90
• B. Penetration grade 30/40
• C. Penetration grade 60/70
• D. Penetration grade 110/120

Answer 1

The correct option is B Penetration grade 30/40

Penetration grade 30/40 (Remember)