营业线高速铁路支座更换施工工艺及控制要点

摘要

结合某高速铁路支座更换工程实例，介绍了详细的施工工艺流程，并对营业线更换支座的技术措施及质量控制要点进行了阐述，经严格实施，取得了较为理想的施工效果，对今后同类工程施工具有一定的借鉴意义。%Combining with the bearing replacement projects on some express railway,the paper introduces the construction craft procedure,illus-trates the technical measures for the bearing replacement on the operation line and the quality controlling points,and achieves the ideal construc-tion effect,so as to provide some reference for similar projects in future.