（1 中国建筑设计院有限公司，北京100044； 2 浦项建设（中国）有限公司，北京100102）

［摘要］本工程为大底盘上的多塔结构，地上建筑包括A、B塔楼、礼堂、大厅单体。设计中在塔楼竖向构件内根据需求合理布置型钢，以满足结构受力要求，降低工程总造价。礼堂设计中采取多种措施解决平面及竖向不规则问题，设置钢结构悬挑桁架及边桁架实现无柱空间长悬挑。

［关键词］混合结构； 长悬臂结构； 桁架

中图分类号： TU393.2 文献标识码： A文章编号：  1002-848X(2016)S1-0072-07

Structural design of POSCO Center 

Zhang Meng1, Jin Chun′ai2, Ma Yuhu1, Guo Tianhan1, Rui Jianhui1,Yang Ting1, Xiao Yaozu1, Xu Hongyan1

(1 China Architecture Design Group, Beijing 100044， China；2 POSCO Engineering & Construction (China) Co., Ltd., Beijing 100102， China)

Abstract: This project included 4 individual parts: 2 towers, an auditorium and an entrance hall. In order to reduce the cost of construction, SRC was adopted in towers. In the auditorium, various measures were taken to solve the horizontal and vertical irregular problems, and steel trusses were adopted for the long cantilever structure.

Keywords: composite structure; cantilever structure; truss

作者简介：张猛，学士，高级工程师，Email：zhangm@cadg.cn。