甬江庆丰大桥设计

Design of Qingfeng bridge in Ningbo

从宁波市主城区三江(奉化江、余姚江和甬江)桥型规划的角度确定甬江庆丰桥的悬索桥形式;按照桥位处的地理位置和地质状况,选择了地锚式单跨280m钢箱加劲梁悬索桥.着重介绍了大桥的总体布置、结构设计,并简述了分析计算结果和设计特点.

In this paper, beginning with the description of the bridge planning for the three rivers in the city of Ningbo (Fenghua River, Yuyao River and Yongjiang River), the Suspension bridge form was chosen for Qingfeng Bridge over Yongjiang River. Considering the environmental requirements and the geological conditions at Qingfeng Bridge site, the ground-anchored suspension bridge type with 280m single span steel box girder was finally chosen. The paper focuses on the general layout and structural design of this Bridge, and also brief introduction of the structural analysis results and design features.