G204如皋段改扩建工程某连续梁桥合拢段施工

Construction of Continuous Beams of a Closure Section in the Reconstruction and Expansion Project of G204 Rugao Section

根据大桥主桥预应力合拢段施工工艺,阐述预应力混凝土连续梁的合拢段施工顺序、影响因素等问题及合拢支撑措施、体系转换和预应力施工等的施工工艺,为以后同类连续梁的合拢施工提供参考。

According to the construction technology for the prestressed main closure section, the construction order, influence factors of the closure section in the prestressed concrete continuous beam construction, as well as construction technologies for support measures for closure, system conversion and prestressed construction are described, so as to provide references for similar continuous closure construction.