摘要
京沪高速铁路跨沪宁铁路既有线桥梁上部结构设计为(40+72+40)m预应力混凝土连续梁。本文重点介绍在桥梁上部结构施工过程中,为保证既有线运营安全所采用的防护棚架施工。
The upper structure of bridge of Beijing-Shanghai high speed railway across the existing Huning railway line was designed as（40＋72＋40）m prestressed concrete continuous beam.During the construction process of upper structure of the bridge,protection scaffolding construction was adopted in order to ensure the operation safety of the existing railway line.
出处
《工程建设》
2011年第4期42-45,共4页
Engineering Construction
关键词
高速铁路
跨既有线
连续梁
防护棚架
施工
high speed railway
across the existing railway line
continuous beam
protection scaffolding
construction
