海南中环国际广场主楼大屋面高度162.30m,采用了带加强层的框架-筒体型钢混凝土混合结构体系。介绍了结构体系及布置、抗震设防性能化目标、结构整体计算分析结果、罕遇地震作用下的静力弹塑性分析结果以及地基基础的设计,另外还介绍了核心筒剪力墙和外围墙体设计、外框型钢混凝土梁柱设计和加强层的设计以及部分构件的优化设计等内容,可供类似工程参考。 Hainan Central International Plaza main building large roof height of 162.30m, with a reinforced layer of the framework - tubular steel concrete mixed structure system. The structural system and arrangement, the performance of seismic fortification, the overall structural analysis and calculation, the static elasto-plastic analysis under rare earthquakes and the design of foundation are introduced. In addition, the core-shell shear wall and the peripheral wall Design, frame steel beam design and reinforced layer design and optimization of some components such as design, for a similar project reference.