南昌生米大桥设计与施工技术难点探讨

Exploration of technical difficulty in the design and construction of Nanchang Shengmi major bridge

介绍了浮式龙门法施工工艺,在南昌生米大桥主、副桥及主航道无覆盖大孔径桩基施工中,成功化解施工难点和防止赣江污染的经验,为今后桥梁施工提供值得借鉴和思考的新思路、新方法。

This article makes an introduction to the construction technology of the floating gantry crane erecting method. In the construction of the main and auxiliary bridges and the coverless large diameter pile foundation for the main waterway of the major bridge, the experience of successfully solving the difficult points in construction and preventing the Ganjiang River from contamination provide a new thinking concept and new method worth using for bridge construction in the future.