Semi-flexible pavement is a pavement combining both of flexibility and rigidity, which asphalt pavement and cement concrete pavement have respectively. The characteristics of the semi-flexible pavement are brought by filling the air voids from 22 – 28% of the asphalt pavement by special cement milk. That cement milk can enhance stiffness, load bearing ability, oil resistance, and heat resistance of the asphalt pavement. And, the characteristics of the semi-flexible pavement are as follows:
The semi-flexible pavement has been constructed at the various places, like bus stops, tollgates of the expressway, and the site of factory.
Hyper-Primer được dùng làm lớp dính bám cho mặt cầu thép và mặt cầu Bê tông xi măng
thay cho lớp dính bám thông thường. Ngoài ra Hyper-Primer có khảh năng chống thấm vì vậy
với những công trình đã sử dụng Hyper primer thì công cần thi công lớp chống thấm nữa.
Porous asphalt has improved quality of Pavement, good visibility while it’s raining. The road surface is always keeps dry condition, it will improve safety level when running at high speed.