沥青混凝土道路检查井盖周边（10～35cm）的路面开裂、破损及检查井井盖下沉是目前普遍存在的一项道路质量通病，姑且称之为井盖周边道路质量通病。无论井盖结构是何种形式，都未能避免。
The cracking, damage and subsidence of the pavement around the inspection well cover of asphalt concrete road (10-35 cm) are a common road quality defect, which is called the common road quality defect around the well cover. No matter what form the cover structure is, it can not be avoided.
该质量通病的危害：
The hazards of the common quality defects are as follows:
1、轻则影响行车舒适性，重则影响行车安全。
1. Light will affect driving comfort, while heavy will affect driving safety.
2、增大道路维修费用。
2. Increase the cost of road maintenance.