中铁二十五局广深沿江大沙东路桥梁修复项目部中国铁建小箱梁预制专项施工方案目1录工程概况.....................................................................................................11.11.21.3工程简介..............................................................................................1编制依据..............................................................................................2主要工程数量......................................................................................3234施工安排.....................................................................................................4工期安排.....................................................................................................4资源配置.....................................................................................................44.14.2人员配置..............................................................................................4机械配置..............................................................................................55施工方法.....................................................................................................65.15.25.35.45.55.65.75.8工艺流程图..........................................................................................6台座.......................................................................................................8钢筋制作绑扎......................................................................................8波纹管安装..........................................................................................9模板安装............................................................................................10预应力筋穿束....................................................................................12混凝土的浇筑....................................................................................13预应力箱梁张拉................................................................................176质量预控与通病防止..............................................................................266.16.2壁厚超差................