There are a lot of concrete pavement cracks are caused by various external reasons, of which weather and climate factors account for a large part. Since entering the summer this year, concrete roads around the country have entered a period of high incidence of cement pavement cracks. Now, I will summarize the common types of concrete pavement cracks and the selection of repair materials for concrete pavement.
The cracks of concrete pavement are mainly divided into two types: shallow cracks and deep cracks. Shallow cracks generally refer to some cracks on the surface of concrete pavement, mainly including net cracks, grain cracks and some superficial fine cracks. These cracks are mainly located on the surface of concrete pavement and have no impact and harm on the internal structure of the road. The repair of such cracks is mainly based on closed cracks and mixed with concrete As for the selection of concrete pavement materials, such cracks can be repaired with concrete pavement covering the surface of Jiatu road bridge. One of the major features of this kind of materials is that it can realize ultra-thin repair, which will not make the repaired pavement appear too abrupt, and the compatibility between the material and the original pavement is quite good, which reduces the pavement color difference to a low level. It is a good pavement repair material for concrete pavement surface cracks.
Deep cracks mainly refer to those concrete pavement cracks with penetration. The harm of such cracks is that they have affected or will affect the concrete pavement structural layer, and have serious harm to the road base. Such cracks need to be repaired in time, and there are certain difficulties in repairing, especially the requirements for the repair materials of concrete pavement are very high.
For the penetrating concrete pavement cracks, it is recommended to use SD type deep longitudinal crack quick mending concrete pavement repair material, which is a kind of pavement repair material specially for longitudinal cracks and penetrating cracks. The material has strong adhesion, which can bond the cracks together through materials, control the development of cracks and play a repair effect on cracks. The practice proves that SD type deep longitudinal crack quick repair material has strong repair effect for penetrating concrete pavement cracks, and can repair cracks for customers.
There are many kinds of concrete pavement diseases, and the causes and hazards of each disease are different. In order to play a better repair effect on cracks, we should also have pertinence and purpose in the selection of repair materials for concrete pavement.
