In highway pavements emulsions are mainly used in ____.
A. patching and maintenance
B. bitumen macadam
C. asphaltic concrete
D. surface dressing
Answer:A
In highway pavements emulsions are mainly used in ____.
A. patching and maintenance B. bitumen macadam C. asphaltic concrete D. surface dressing
Explanation: Emulsions are used in bituminous road constructions, especially in maintenance and patch repair works. Even if it is raining, emulsion can be used.