带您瞧“桥”世界

桥梁设计应根据所在交通体系的作用、性质和将来发展的需要，除应符合技术先进、安全可靠、适用耐久、经济合理的要求外，还应按照美观和有利环保的原则进行设计，并考虑因地制宜、就地取材、便于施工和养护等因素。

桥梁应具有优美的外形，而且这种外形从任何角度看都应该是优美的。结构布置必须简练，在空间上有和谐的比例。同时，桥型应与周围环境相协调，合理的结构布局和轮廓。

Based on its function and the property in the traffic system and the future development requirements, the bridge with advanced technology should not only be safe, durable, and economical, but also adhere to the principle of aesthetics and environmental protection. Furthermore, consider the local conditions and materials easy to construct and maintain, etc.

The bridge should have the graceful shape from any view. The structure must be simple and concise, and also have the harmonious space. Meanwhile, the bridge should have the reasonable structure and outline.