Investigation on the fracture mechanism of homogenized …
The cement concrete pavement was crushed by homogenized micro-crack crushing equipment. The mass of the drop hammer was 3000 kg, and the impact height is divided into four grades of 0.8 m, 1.2 m, 1.7 m, and 2.2 m. Following a pavement condition survey, the impact height of 1.2 m was selected.