中文摘要：

受后现代思潮的影响,桥梁设计界反思现代主义的桥梁设计理念,探索了后现代主义的桥梁设计方法,理论方面取得了丰硕成果,同时也建造了大批美学桥梁.但是,目前大多数桥梁仍存在造型单一、仅考虑使用功能等问题.通过对后现代桥梁的现状进行反思,分析其现存问题的根源,然后从后现代思潮的根源分析人们对桥梁的心理需求,进而提出后现代桥梁的设计概念,对后现代桥梁的主题设计进行了探究,最后根据设计理念提出实践需求及相关建议.

英文摘要：

Influenced by the thoughts of ＂ postmodernism＂, bridge design field reflected modern bridge design concept and explored postmodern bridge design method. It yielded fruitful theoretical results and built a large number of aesthetics of bridge. But at present most of the bridges still exist some problems, such as single model and so on. Based on the present situation of the postmodern bridge the cause of bridge field existing problems is studied. Then the psychological needs of people to bridge, from the root cause of the ＂ postmodernism＂ thoughts, are analysed and the design concept of postmodern bridge is proposed. And the theme design of postmodern bridge is explored. Finally, according to postmodern bridge design concept, some practice requirements and related suggestions are given.