T/JSJTQX 06-2019 Highway bridge bearing installation construction guidelines
T/JSJTQX 06-2019 Highway bridge bearing installation construction guidelines
Basic Information
Scope
Scope: This standard specifies the requirements for construction preparation, construction of bearing stones, construction of pre-embedded parts (reserved holes), construction of temporary bearings, installation and inspection and acceptance of bearings for highway bridges in Jiangsu Province. This standard applies to the construction of plate rubber bearings with a bearing capacity of less than 5,000 kN, spherical bearings with a bearing capacity of less than 60,000 kN, and basin bearings with a bearing capacity of less than 80,000 kN that meet the product standards of the Ministry of Transport. Other grade highway bridge projects can refer to and use it for reference. Main technical content: This standard controls the quality of bearing installation before, during, and after installation. It mainly includes the technical, material, and tool preparation for the installation of highway bridge bearings, the construction method of bearing stones, the construction method of pre-embedded parts (reserved holes), the construction method of sulfur mortar (concrete) temporary bearings and sand cylinder temporary bearings, and the construction method of plate rubber bearings, basin bearings, and spherical bearings. It also stipulates the requirements for inspection and acceptance of bearing installation.