KEY CONSTRUCTION TECHNOLOGIES OF LARGE-SCALE SURFACE STEEL ROOFS' INSTALLATION

The large-scale surface steel roofs’ installation of Ningbo tennis center applied a lot of key technologies which ensured the safety and quality of the project.These technologies included: Safety analysis of the construction plan with MIDAS;Stress and deformation monitoring on the key departments of the structure during the construction period;Deepened design of the components with PRO-E and immediate adjustments according the construction deviation;Lofting of the roof pates with PRO-E and AUTO CAD.The article discussed the character,principle,operation points of these technologies,analysed the social and economic benefits they brought.