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苏通长江公路大桥在世界上首次成功地将GPS-RTK技术应用于特大型桥梁的施工测量工作。本文简述了苏通大桥主桥工程施工测量采用GPS-RTK技术的必要性;分析了GPS-RTK测量系统在苏通大桥跨江区域的测量精度;介绍了南主塔墩基础工程4个应用GPS-RTK技术的施工测量方案。
Sutong Yangtze River Highway Bridge in the world for the first time successfully applied GPS-RTK technology for construction of large bridges measuring work. This article briefly describes the necessity of adopting GPS-RTK technology in the construction survey of the main bridge project of Sutong Bridge. It also analyzes the measurement accuracy of the GPS-RTK measuring system in the cross-river area of Sutong Bridge. GPS-RTK technology of construction measurement program.