摘要
文章以昆明-安宁高速公路下穿成昆铁路框架桥施工为例,介绍了B型便梁长距离托换既有铁路路基的施工方案、轨道架空系统设计、以及施工要点等技术细节,并在实践中取得了良好的实施效果。
Taking Kunming Anning Expressway under construction in Chengdu Kunming railway frame bridge as an example, this thesis introduced the type B beam of long distance underpinning construction scheme, the existing railway subgrade of theoverhead rail system design and construction gist, and obtained good effect in practice.
出处
《企业技术开发》
2017年第12期12-16,共5页
Technological Development of Enterprise
关键词
B型便梁
框架桥
轨道架空
施工技术
B beam bridge
overhead track
construction technology