洋口港互通主线桥现浇箱梁预应力施工技术探析

Analysis on Prestressing Construction Technology of Cast-in-place Box Girder of Yangkou Port Interconnecting Main Bridge

文中以海安至启东高速公路洋口港互通主线桥施工为例,从预应力张拉、预应力施工修正、孔道压浆等方面对该项目现浇箱梁预应力施工技术进行了深入探析,确保工程管理目标的实现。

In this paper,taking the construction of the main line bridg eof Yangkou Port interworking between Hai'an and Qidong Expressway as an example,the prestressed construction technology of the cast-in-place box girder of the project is deeply analyzed fromf our aspects,such as prestressed tension,prestressed construction correction and hole grouting,so as to ensure the realization of projec tmanagement objectives.