预应力混凝土简支箱梁节段拼装施工方法的应用对比

以实际工程为背景，介绍哈大铁路普兰店海湾特大桥主桥简支箱梁节段湿接法施工方法，南京长江四桥北引桥划子河以南引桥箱梁节段胶接法施工方法，并对2种施工工艺流程进行总结，分别从施工周期、外观、经济性和实用性方面对2种施工方法进行比较。

Application Comparison of Segmental Assembly Construction Method of Prestressed Concrete Simply Supported Box Beam

Taking a practical engineering proj ect as reference,wet connection construction method of simply supported box beam segmental of Pulandian Gulf large Bridge in Harbin-Dalian railway is in-troduced,and the Huazi River south terminal bridge box beam segmental cementing construction method of the north bridge approach in the 4th Nanjing Changjiang River Bridge is also introduced. The two kinds of construction process are summed up and compared from the aspects of construction period,appearance,economy and practicability,and provides experience for the similar bridge con-struction.