【作者】 孙景领； 李桂华； 赵显富； 黄腾；

【Author】 Sun Jingling1 Li Guihua2 Zhao Xianfu1 Huang Teng2 (1.School of remote sensing,Nanjing University of Information Science & Technology, Nanjing,210044,China; 2.Civil Engineering College,Hohai University,Nanjing,210098,China)

【机构】 南京信息工程大学遥感学院； 河海大学土木工程学院；

【摘要】 南京长江三桥是我国首座主塔采用钢结构形式的特大型斜拉桥。根据钢索塔施工线形控制的特点,介绍了钢索塔施工专用控制网的建立方法,研究了钢索塔不同节段安装定位采用的测量方法与技术,并对索塔定位结果进行了质量评定,结果表明竣工后的钢索塔线形符合设计要求。更多还原

【Abstract】 Nanjing Third Yangzi River Bridge was the first cable-stayed bridge in china, whose main tower was the form steel structure.According the control characteristics of linear form in the steel pylon’s construction,the way of the special control network building for the construction of the steel pylon was introduced,the application of surveying technology and means in intersecting the different sections of steel pylon was researched,quality evaluation was made for the result of pylon position,the result showed that the linear form of steel pylon accorded with the requirement of design.更多还原