(中交第三航务工程勘察设计院  上海 200032)
【提要】上海外高桥保税物流园区进出口检查桥采用大跨度空间拉杆拱壳结构。就检查桥钢结构的结构选型、计算模型的选取、支座布置、荷载取值及组合、构件的控制内力及位移限制、非线性分析、节点设计等作了详细介绍，可供类似工程参考。
【关键词】  大跨度空间拉杆拱壳结构  结构选型  计算模型  支座布置  非线性分析
Longspan Space Steel Tiedarch Design of the Gate of Shanghai Waigaoqiao Logistics Center/Li Shenyao,Zhao Lingyu(The Third Harbor Eng.Investigation & Design Institute China Transportation Engineering,Shanghai 200032，China)
Abstract:The basic analysis of the longspan space steel tiedarch structure for the gate of Shanghai Waigaoqiao Logistics Center is presented.The analysis about selecting structure type and FEA model，arrangement of bearings，loads and their combinations，controlling of force and displacement，nonlinear analysis and detail design of joint are presented.It can offer reference to similar engineering.
Keywords:longspan space;steel tiedarch；structure selection；bearings；nonlinear analysis