后张法预应力砼箱梁施工方案.docx

路桥集团二公局沿江高速公路YJ3-14合同段新河、东埂特大桥后张法预应力砼箱施工技术方案目录一、工程概况:...........................................................................................................................................................................2二、资源配备:.....................................................:..............................................................:..............................................................2三、施工工艺:.....................................................:..............................................................:...................................................:...................................................:....................................................................................................................:..............................................................:..........................................................:..............................................................:.............................................................:............................................................:..........................................................:...........................................................................................................16四、质量检验标准..................................................:......................................................................................................................17五、30M预应力箱梁张拉伸长量计算...................................:.........................................................:....................................18新河、东埂特大桥后张预应力砼箱梁施工工艺流程..................23机械设备明细表............................................24路桥集团二公局沿江高速公路YJ3-14合同段新河、东埂特大桥后张法预应力砼箱梁施工方案一、工程概况:、东埂特大桥上部构造采用跨径33×30米的装配式部分预应力砼连续箱梁,先简支后连续结构,各有264片预制箱梁,总计528片。,长度80m,,并设有40m存梁区(平面布置图附后)。东埂特大桥预制厂共设置12个台座,布置在4#-9