门式墩跨铁路营业线施工关键技术  

Key Technologies for Construction of Gantry Pier Crossing Railway Business Line

作　　者：朱亚峰 ZHU Ya-feng(China Railway 12th Bureau Group Fourth Engineering Co.Ltd.,Xi’an 710024,China)

机构地区：[1]中铁十二局集团第四工程有限公司,西安710024

出　　处：《工程建设与设计》2024年第10期131-133,共3页Construction & Design for Engineering

摘　　要：针对门式墩跨铁路营业线施工难度大、安全风险高等问题,提出棚洞支架施工技术、横梁主体施工技术、混凝土浇筑技术、预应力施工技术等施工关键技术,以解决门式墩跨铁路营业线施工干扰、安全风险高等不利施工因素。通过实施施工关键技术,可解决施工技术难题,促使门式墩跨铁路营业线施工作业顺利进行,施工进度得到保障。In response to the difficulties and high safety risks in the construction of gantry pier crossing railway business line,key construction technologies such as shed support construction technology,beam main construction technology,concrete pouring technology,and prestressed construction technology are proposed to solve the adverse construction factors of gantry piers crossing railway business lines,such as construction interference and high safety risks.By implementing key construction techniques,construction technical difficulties can be solved,promoting the smooth progress of the construction operation of the gantry pier crossing the railway business line,and ensuring the construction progress.

关 键 词：门式墩 铁路营业线 施工技术 关键技术 

分 类 号：U443.22[建筑科学—桥梁与隧道工程] U448.13[交通运输工程—道路与铁道工程]