汛期在水害易发地段框构顶进的方法研究

Flood season in water damage prone area the frame structure jacking method research

结合石太客专K223+797 m处原晋安道口2-6 m框构桥工程,介绍在既有线汛期水害易发地段的框构桥施工中,为防止水漫线路,确保安全和质量,根据实地勘测及调研,结合现场条件及周边环境,经过多方面论证,最终采用堵排结合、南北分流的技术方案。

In this paper,this combination of Shijiazhuang-Taiyuan passenger dedicated K223＋797 m at Jin＇an crossing 2-6 m frame structure bridge project,introduced in the existing flood season water damage prone area of the frame structure bridge construction,in order to prevent the water line,ensure the safety and quality,according to the field investigation and research,combined with the site conditions and the surrounding environment,after many arguments,eventually adopting the plugging and draining of binding,nort h and south shunt technology scheme.