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珠海大桥是一座长达3000多米的特大型滨海城市桥梁,设计者本着“实用、安全、经济、美观”的原则,对桥型与跨径组合进行了多方案比选,最终选定主航道桥为外形美观的连续刚构,副航道桥为与之相协调的预应力混凝土连续箱梁结构,引桥则选择了结构简单、造价较低的预应力混凝土简支T梁,达到了主桥先进、引桥经济的目的。
Zhuhai Bridge is a large coastal city bridge with a length of more than 3000 meters. Based on the principle of “practical, safe, economical and beautiful”, the designers conducted a multi-plan comparison on the bridge type and span combination and finally selected the main channel The bridge is an aesthetically pleasing continuous rigid frame and auxiliary channel bridge which are coordinated with the prestressed concrete continuous box girder structure. The approach bridge selects the prestressed concrete simply-supported T-beam with simple structure and low cost to reach the advanced level of the main bridge , The purpose of the bridge economy.