杨晓东，  魏  强，  李俊峰
    （山东同圆设计集团有限公司，济南250001）

[摘要] 结合实际工程，从结构可靠性鉴定、结构抗震鉴定、原结构验算、增层钢结构设计、节点设计、结构整体抗震分析等方面对某高层办公楼增层改造设计进行了详细论述，并提出了增层设计时需要注意的一些问题。为类似工程的设计提供了参考。
[关键词] 抗震鉴定；轻钢结构；加层设计；抗震分析
中图分类号：TU746.3  文献标识码：A  文章编号：1002-848X( 2011) S2-0291-04

    Alteration design of additional story for a high-rise office building
    Yang Xiaodong, Wei Qiang, Li Junfeng
    ( Shandong Tongyuan Design Group Co.,  Ltd., Jinan 250001,  China)

Abstract: Based on the real project of a high-rise building, a detailed illustration of its specification for appraise of reliability structures, seismic appraiser, original structure checking, the design of steel structure of additional story, node design and seismic analysis of the overall structural,were presented and some questions which should be paid attention to in the additional story design were proposed. It may provide reference for similar engineerings.
Keywords: seismic appraiser; light-weight steel structure; storey-adding design; seisnuc analysis