随着时间的推移以及我国近几年来交通量的突飞猛进,任何公路桥梁都将成为旧桥,都会因各种原因存在不同程度的缺陷、病害需要加固、维修和改造。在桥梁的众多病害中,混凝土裂缝是最常见的工程病害,为了延长桥梁的使用寿命,保证行车的安全与舒适,需要对桥梁上出现的裂缝进行修补,使得混凝土结构物恢复其原有功能。 With the passage of time and the rapid traffic growth in our country in recent years, any highway bridge will become a new bridge. Due to various reasons, various defects exist and the disease needs to be reinforced, repaired and rebuilt. Among the many diseases of the bridge, concrete cracks are the most common engineering diseases. In order to prolong the service life of the bridge and ensure the safety and comfort of traffic, the cracks appearing on the bridge need to be repaired, and the concrete structure is restored to its original function.