佛山西江富湾大桥主桥设计简介

该文介绍一座预应力混凝土连续刚构桥梁的设计,包括工程概况、结构设计、主要技术特点等内容.重点介绍了富湾大桥溶洞的处理方案、改善边主墩受力采用的措施、避免及预防主桥跨中下挠、中跨跨中出现纵向裂缝等常见病害的措施.

Brief Introduction of Main Bridge Design of Foshan Xi River Fuwan Bridge

The article introduces the design of a prestressed concrete continuous rigid-frame bridge including the engineering situation,structural design and main technical characteristics.The article focuses introduction on the treatment scheme of limestone cave,the measure to improve the stress of main pier,and the measures to avoid and prevent the common faults of the longitudinal cracks caused at the downwarping in the middle of the main bridge pier and at the center of the middle span of Fuwan Bridge.