长大框架桥中继法下穿湘桂铁路营业线施工安全技术探析

Discussion on construction safety technology of long big frame bridge with underpass of Hunan-Guangxi railroad business line using relay method

以广西桂林市西二环路道路建设工程K0+779.15下穿湘桂铁路营业线框架桥施工为例,通过对中继法对顶施工方案、技术及工艺的总结和分析,简要阐述了长大框架下穿多股道铁路营业线施工安全技术的应用。

Taking the construction of frame bridge with underpass of HunanGuangxi railroad business line for West No. 2 ring road construction project K0 ＋779. 15 of Guangxi Guiling as an example,through summary and analysis of relay method incremental launching construction scheme,technology and process,the application of construction safety technology of long big frame bridge with underpass of multi railway lines was described briefly.