斜交大跨度框架箱桥架空顶进施工技术  

The Overhead Jacking Construction Technology of Long-span Frame Box Skew Bridge

作　　者：傅刚 FU Gang(Jiangsu Engineering Branch,China Railway 24 Bureau Group Co.,Ltd.,Nanjing 210000,China)

机构地区：[1]中铁二十四局集团江苏工程有限公司,南京210000

出　　处：《价值工程》2017年第16期148-150,共3页Value Engineering

摘　　要：结合宁启铁路增建二线工程姚家框架桥的实际情况,提出了架空线路顶进施工的施工方案,从线路架空加固、多组D型便梁的同时架设、多孔框架箱涵顶进施工等方面,讲述了具体的施工技术措施,为同类工程施工提供参考。Combined with the actual situation of Yaojia frame bridge in Ningqi railway additional second-line project,the overheadjacking construction scheme is put forward,and from the overhead line reinforcement,multigroup of D temporary beam constructed at thesame time,jacking construction of porous frame culvert,describes the concrete construction technology measures,providing a reference forthe similar engineering construction.

关 键 词：斜交 大跨度框架桥 架空线路 系梁 D型便梁 顶进施工 

分 类 号：U445.4[建筑科学—桥梁与隧道工程]