朝阳大桥工程网的作用及布设分析  

The Establishment of Chaoyang Bridge Project Network

作　　者：付小虎 Fu Xiaohu(Nanchang Surveying and Mapping Research Institute Co.Ltd.,Nanchang,Jiangxi 330038)

机构地区：[1]南昌市测绘勘察研究院有限公司,江西南昌330038

出　　处：《江西建材》2023年第1期108-110,共3页Jiangxi Building Materials

摘　　要：近些年来,我国大跨度桥梁施工工艺的改进对测量工作提出了快速、高精度的要求,而GPS技术的出现与应用为满足施工要求提供了有利的条件。文中结合南昌朝阳大桥工程控制网项目,介绍了建立朝阳大桥平面和高程控制网的方法和要求,并通过测量数据验证了该方案的可行性,保证了朝阳大桥的施工安全,为开展类似项目积累了宝贵的经验。In recent years,the improvement of construction technology of Chinese long-span bridge has put forward the requirement of fast and high precision measurement work,and the emergence and application of GPS technology has provided favorable conditions to meet the construction requirements.Based on the project of establishing control network of Nanchang Chaoyang Bridge,this paper introduces the methods and requirements of establishing control network of plane and elevation of Chaoyang Bridge,and verifies the feasibility and reliability of the scheme through the measurement data,which ensures the construction safety of Chaoyang Bridge and has accumulated valuable experience for carrying out similar projects.

关 键 词：GPS 基线向量 控制网 投影 跨河水准测量 

分 类 号：U448[建筑科学—桥梁与隧道工程]