高铁无砟轨道42#交叉渡线道岔测量控制技术研究  

Research on the Turnout Measurement and Control Technology for the Turnout of 42#Crossing Ferry Line of High-Speed Railway Ballastless Track

作　　者：李金平 Li Jinping

机构地区：[1]中铁十七局集团有限公司铺架分公司

出　　处：《城市建筑》2025年第6期200-202,共3页Urbanism and Architecture

摘　　要：高铁无砟轨道42#交叉渡线道岔作为目前高速铁路上规格最大的道岔,具有铺设难度大、精度要求高的特点。其铺设精度不仅取决于测量控制技术和施工方案优化,还取决于施工过程中对测量细节的层层把控。测量控制网布设和测量仪器高精度使用是测量控制技术的基础,道岔能够高质量、高标准地完成铺设,符合高速无砟道岔标准,体现测量控制技术的成果得到良好运用,为以后类似高精度、高要求的道岔铺设提供参考依据。As the largest turnout on high-speed railway at present,the turnout of 42#crossing ferry line of high-speed railway ballastless track has the characteristics of difficult laying and high precision requirement.Its laying accuracy depends not only on the measurement and control technology and the optimized construction plan,but also on the layer-by-layer control of measurement details in the process.The layout of measurement and control net and the use of high precision measuring instruments are the basis of measurement and control technology.The high quality and high standard laying of the turnout meets with the turnout standard of high-speed railway ballastless track,reflects the good use of the results of the measurement and control technology,and provides a reference for the laying of similar turnouts with high precision and high requirements.

关 键 词：高速铁路 42#交叉渡线道岔 测量控制技术 

分 类 号：TU74[建筑科学—建筑技术科学]