
7月12日,引江济淮工程罗埠大桥最后一节钢管拱安装到位,这标志着罗埠大桥成功合龙、主体工程基本完成,为下一步大桥全线贯通打下坚实的基础。
上午10点左右,随着吊车缓缓移动,罗埠大桥最后一节钢管拱被吊起,成功吊装至指定位置,经过现场工人简单调整,严丝合缝,拱肋成功合龙。
据悉,引江济淮工程罗埠大桥及接线工程总长约2561m,一级公路,接线长约1784m,桥梁长777.4m。主桥为下承式系杆拱桥,引桥为30米简支变连续T梁,桥梁两侧设接线路与既有合铜路顺接。

罗埠大桥主桥施工方案为先梁后拱,主桥钢梁安装完成后,进行拱肋安装,拱肋共分13个节段,节段最大安装重量约60吨,安装高度35米,节段间焊接变形控制难度大,对接精度要求高。
据罗埠大桥项目负责人介绍,罗埠大桥于2019年11月正式开始施工。在施工中,施工方克服疫情和汛情等多种困难因素,科学调配,按照时间节点有序推进,有望在10月份通车。
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