Abstract: This paper begins with solving the formative condition and aesthetic criteria for long-span suspensions and cablestayed bridges, the facade composition and the formative characteristics of the tower and beam for the long-span hanging type bridges are discussed on the basis of analysing and synthesizing the new developement of aesthetic research for these types of bridges at home and abroad, and through the analysis of actual examples, the formative theory and design technique of bridges are exlored.

Key words: suspension bridge, cable-stayed bridge, moulding, sense effect of sight, wind-resistance section

摘要： 本文从运用大跨度悬索桥和斜拉桥的造型条件和美学准则入手,在对国内外索式桥梁美学研究的新进展进行分析综合的基础上,论述了这类桥梁的立面构成和索塔、主梁造型的特点,并通过实例分析探讨了有关桥梁造型理论和设计技巧。

关键词: 悬索桥, 斜拉桥, 造型, 视觉效果, 抗风截面