东海大桥轴线水下地形多波束扫测  

The Application of Multi-beam Echosounding System in Donghai Bridge Axesline Underwater Landform Surveying

作　　者：赵劼[1] 唐力放[1] 

机构地区：[1]上海海事局海测大队,上海200090

出　　处：《海洋测绘》2004年第2期37-40,共4页Hydrographic Surveying and Charting

摘　　要：阐述了使用多波束测深系统对东海大桥轴线水下地形扫测的技术方法,采用GPS实时动态测量、多站位同步验潮、测深精度的有效控制等方法,使大桥轴线水下地形测量和扫海工作的质量与效率明显地提高。扫测成果为东海大桥桥墩的打桩施工和主通航孔的方向确定提供了科学数据与决策依据。This paper presents the sweep method used in Donghai Bridge axesline underwater topography with multi-beam sounding system, The quality and operating frequency of the bridge axesline underwater topography and the sweep are increased greatly by using dynamic real-time GPS, multi-station synchronous tidal observation method and the proper control method for sounding accuracy, The result provides the technical data and decision information to the piling and direction decision of the main apertures of Donghai Bridge,

关 键 词：海洋测量 扫海测量 多波束测深 GPS定位 

分 类 号：P229[天文地球—大地测量学与测量工程] P228.4[天文地球—测绘科学与技术]