双塔单索面空间斜拉索整体张拉技术研究  

Study on Integral Tensioning Technology of Double Tower Single Cable Plane Space Stay Cables

作　　者：李丽宁 LI Li-ning(Zhongjiao Road and Bridge North China Engineering Co.Ltd.,Beijing 101100,China)

机构地区：[1]中交路桥华北工程有限公司,北京101100

出　　处：《工程建设与设计》2022年第8期132-134,共3页Construction & Design for Engineering

摘　　要：介绍了某斜拉桥的工程概况以及拉索的施工概况,对斜拉索施工工艺进行了简单的介绍,阐述了斜拉索整体张拉关键技术,详细地讲解了千斤顶法、斜拉索伸长量法、振动频率法3种索力控制方法,并对该工艺的特点进行了总结。This paper introduces the the general situation of a cable-stayed bridge and the construction situation of cable,and introduces the construction technology of the cable,and then explains in detail three cable force control methods:jack method,cable elongation method and vibration frequency method,and summarizes the characteristics of the process.

关 键 词：斜拉索 整体张拉 千斤顶法 斜拉索伸长量法 振动频率法 

分 类 号：U448.27[建筑科学—桥梁与隧道工程] U445.471[交通运输工程—道路与铁道工程]