五峰山长江大桥防腐工艺流程创新研究

Research on the Innovation of Anticorrosion Process of Wufengshan Yangtze River Bridge

五峰山长江大桥是中国首座公铁两用悬索桥,世界首座高速铁路悬索桥,大桥的防腐工程是确保桥梁长期高效运行的重要环节。本文首先回顾了钢结构桥梁防腐施工研究的成果,然后详细阐述了五峰山大桥钢结构防腐工程中的工艺流程优化及管理创新,对比分析了新旧防腐工艺流程的差异、优缺点,在此基础上从提升工程质量、降低环境污染、减少工期、节约人工及材料成本等方面计算了新工艺所产生的经济和社会效益,相关研究对于钢结构桥梁防腐工艺的改革和创新具有重要的借鉴意义。

Wufengshan Yangtze River Bridge is the first highway and railway suspension bridge in China and the first high-speed railway suspension bridge in the world.The anti-corrosion engineering of the bridge is an important link to ensure the long-term and efficient operation of the bridge.This paper first reviews the research results of steel structure bridge anticorrosion construction,and then elaborates the process flow optimization and management innovation in the steel structure anticorrosion engineering of Wufengshan Bridge,and compares and analyzes the differences,advantages and disadvantages between the new and old anticorrosion process flow.On this basis,it calculates the economic and social benefits of the new process from the aspects of improving engineering quality,reducing environmental pollution,reducing construction period,saving labor and material costs.The related research has important reference significance for the reform and innovation of steel structure bridge anticorrosion technology.