Prestressed concrete continuous box girder and steel-concrete composite girder are more and more adopted in construction of highway and railway.
预应力混凝土连续箱梁与钢混结合梁在公路、铁路工程中的应用越来越普及。
Cracking is quite common in prestressed concrete continuous box girder bridge, which influences appearance of component, life span of using, and even safety of structure,.
预应力混凝土连续箱梁桥的开裂可以说是“多发病”，影响着构件的外观、使用寿命，甚至结构安全。
Aiming at the main damage and its causes of a large-span continuous rigid framework bridge, the strengthening measure of adding the external cable to prestressed concrete box girder was introduced.
针对某大跨度连续刚构桥出现的主要病害及其原因，介绍了采取增设预应力混凝土箱梁体外索的加固措施。
By test, we will know more about prestressed concrete semi-rigid frame continuous box girder bridge.
通过试验，使我们对于预应力混凝土半刚构-连续梁桥有了进一步的认识。
Now cantilever construction of prestressed concrete continuous box girder as the chief construct methord in engineering has gone intio the rang of mature.
预应力混凝土连续箱梁的悬臂施工作为大跨径桥梁的主要建设方式日渐成熟，但此类桥梁设计、施工中仍然存在着某些关键问题其处理方式比较含糊。
The superstructure of the main spans of Jincheng Bridge in Wuxi is a prestressed concrete continuous box girder with its longitudinal and transverse prestressing ducts grouted by vacuum method.
无锡金城大桥主跨上部结构为预应力混凝土连续箱梁，纵、横向预应力孔道压浆采用真空辅助压浆工艺。介绍该真空辅助压浆的施工工艺。
The flexural behavior of the prestressed concrete continuous box girder with variable cross-sections is analyzed through a practical example.
结合实际箱梁算例，分析预应力混凝土变截面连续箱梁的挠曲性能。
An optimized construction method of prestressed reinforced concrete continuous box girder by using a suspended wagon is introduced.
介绍一种优化的挂篮施工方法，并对该工法优化方面进行较详细的探讨和实施。
An optimized construction method of prestressed reinforced concrete continuous box girder by using a suspended wagon is introduced.
介绍一种优化的挂篮施工方法，并对该工法优化方面进行较详细的探讨和实施。
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