（上海浚源建筑设计有限公司，上海 200001）

［摘要］2010年上海世博会场馆多数为临时性建筑，现有规范对临时性建筑的抗震设防烈度没有明确规定。通过上海世博会美国馆抗震设计时设防烈度的确定，讨论设计使用年限小于50年的临时性建筑的抗震设防烈度的取值问题。

［关键词］世博会；临时性建筑；设计使用年限；抗震设防烈度

Discussion on seismic fortification intensity of USA Pavilion of Expo 2010 Shanghai

Guo Wenhui, Zhang Yan(SHJY Architectural Design Co., Ltd., Shanghai 200001, China)

Abstract:Most pavilions of Expo 2010 Shanghai are temporary buildings and most existing codes do not make definite seismic fortification intensity for these buildings. Through determining the seismic fortification intensity in design process of USA Pavilion, methods to ascertain seismic fortification intensity in seismic design of buildings of which design working life are less than 50 years were introduced.

Keywords:Expo; temporary building; design working life; seismic fortification intensity

作者简介：郭文辉，高级工程师，一级注册结构工程师，Email ：wenhuig@hotmail.com。

参考文献

［1］GB50223