超高层建筑精密施工测量关键技术

The key technologies for precision construction survey of super high-rise buildings

针对传统的测量技术无法满足超高复杂结构建设的要求,根据超高层建筑工程的特点和难点,通过对我国范围内的超高层建筑施工测量技术的总结,本文研发了新仪器设备并提出了超高层标高高精度自动传递工艺方法,探索了一套我国“千米”超高层建筑精密施工测量的关键技术。结合GNSS定位技术与智能化全站仪等多项新技术,获得高质量高精度测量基准、精确施工控制点及快速高精度的监测点位,将GNSS技术应用于超高层建筑施工监测是精密工程测量的突破,应用前景广阔。

In the view of the fact that the traditional measurement technology can not meet the construction requirements of ultra-high complex structures,according to the characteristics and difficulties of super high-rise construction projects,through the summary of super high-rise construction measurement technology in China,new equipment and high-precision automatic transfer process method of super high-rise elevation are developed,and a set of key technologies for the construction measurement of Chinese“kilometer”super high-rise buildings are established.Combined with a number of new technologies such as precise GNSS measurement,GNSS positioning technology and intelligent total station,high-quality and high-precision measurement benchmarks,precise construction control points and fast and high-precision monitoring points are obtained.The integration of GNSS technology and super high-rise building construction monitoring is a major innovation of precise engineering measurement,and has broad application prospects.