Abstract:he subsidence of manhole and the pavement damage around manhole are the main types of road manhole diseases, especially more common and the most serious at the motorways and intersections, which seriously affect the service life and traffic safety of road. In recent years, the problems of road manhole disease have increasingly attracted the attention of the society and relevant government departments. The special maintenance and rectification to solve this problem are carried out in Beijing, Tianjin, Jinan, Harbin and other areas with various measures and different effects. Aiming at the causes of road manhole diseases, combined with the practical work, the advantages and the main technical essentials in the application of the cast-in-situ steel fiber quick-setting concrete to treat the diseases of road manhole are expounded in detail so as to provide the technical solutions for the treatment of manhole pavement diseases.
