高速公路下穿铁路特殊孔T梁架设施工技术  

Construction Technology of Special Hole T-Beam Erection underpass Expressway

作　　者：潘俊杰 PAN Jun-jie(Jiangsu Engineering Co.,Ltd.of China Railway 24th Bureau Group,Nanjing 212000,China)

机构地区：[1]中铁二十四局集团江苏工程有限公司,南京212000

出　　处：《价值工程》2018年第19期166-168,共3页Value Engineering

摘　　要：结合某高速公路五龙环溪河特大桥下穿达成铁路T梁架设工程实践,针对铁路桥梁净空不足,对架桥机进行改进,适应特殊条件下架梁要求,完成下穿铁路T梁的架设,对类似工程有一定的借鉴意义。According to the practice of railway T-beam erection under the super bridge of Wulong Huanxi River in a certain expressway, aiming at the lack of clear space of railway bridge, the bridge erector is improved to meet the requirements of erecting beam under special conditions, and the erection of T-beam through railway is completed. It can be used for reference to similar projects.

关 键 词：下穿铁路 净空不足 架桥机 架梁 

分 类 号：U445.4[建筑科学—桥梁与隧道工程]