铁路桥梁工程超长钻孔灌注桩的施工工艺研究  

Research on Construction Technology of Ultra Long Bored Pile for Railway Bridge Engineering

作　　者：张辉 ZHANG Hui(China Railway 12th Bureau Group First Engineering Co.,Ltd.,Xi̓an 710038,China)

机构地区：[1]中铁十二局集团第一工程有限公司,西安710038

出　　处：《中国厨卫》2025年第3期180-182,共3页Chinese Kitchen & Bathroom

摘　　要：超长钻孔灌注桩在工程中应用时,可以充分稳定桩基,提高工程的质量与安全性,满足铁路桥梁工程需求。文章以实际工作案例为基础,对超长钻孔灌注桩施工关键技术进行分析,并从桩基测量、钢护筒制作等工艺出发,对施工效果进行了测试。研究结果显示,超长钻孔灌注桩施工工艺的应用对促进铁路桥梁工程可持续发展具有积极的意义。When the super long bored pile is applied in engineering,it can fully stabilize the pile foundation,improve the quality and safety of the project,and meet the needs of railway bridge engineering.Based on the actual work case,this paper analyzes the key technology of super long bored pile construction,and tests the construction effect from the pile foundation measurement,steel casing production and other processes.The research results show that the application of super long bored pile construction technology has positive significance to promote the sustainable development of railway bridge engineering.

关 键 词：超长钻孔灌注桩 钢护筒埋设 二次清孔 铁路桥梁 

分 类 号：TU473[建筑科学—结构工程]