短节段预制拼装成桥关键技术研究

Technical research on short-segment precast assembling bridge

首先介绍了短节段预制拼装成桥技术在国内外的发展历史,然后描述了短节段预制拼装成桥施工工艺和主要技术流程,最后对节段预制、拼装施工中所遇到的主要技术难点进行了分析,以促进短节段预制拼装成桥关键技术的研究。

The paper firstly introduces the development research on the short-segment precast assembling bridge at home and abroad, gives a detailed description of the construction craft and main technical process of the short-segment precast assembling bridge, and finally gives an analysis of some difficulty points encountered in the segment-precast and assembling construction, so as to enhance the research on the key technique of short-segment precast assembling bridge.