摘要
针对公铁线路立体交叉的型式和发展趋势,结合大秦铁路双孔框架地道桥的工程经历,对下穿既有铁路线框架桥的顶进施工方案和注意事项进行了阐述;并结合新的施工方法,对顶进施工的发展方向作了思考。
For type and development trend of road-railway line intersection, combined with the engineering experience of Daqin Railway double orifice frame underpass bridge, this paper expounded the jacking construction scheme and precautions of underneath existing railway frame bridge. And combined with the new construction method, it also discussed the development direction of jacking construction.
出处
《山西交通科技》
2015年第4期57-59 65,65,共4页
Shanxi Science & Technology of Transportation
关键词
公铁交叉
重载列车
框架地道桥
顶进
线路加固
road-railway intersection
heavy-haul train
frame underpass bridge
jacking
line reinforcement