Analysis on Causes of Aggregates Fractures in Asphalt Pavement Construction and Its Prevention Solutions

It is revealed in the construction practices that the main causes of aggregates fractures in asphalt pavement include poor aggregates quality, segregation of coarse aggregates,loose thickness smaller than the design thickness and improper rolling and compacting workmanship. Corresponding solutions should be taken in the course of construction to alleviate early quality defects in asphalt pavement due to aggregate fractures.