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恩吉利国际机场跑道长4 700 m,宽60 m,场区平面控制网按照GB50026-2007《工程测量规范》中场区GPS网测量技术要求的二级网布设,控制点高程按照GB/T 12897-2006《国家一、二等水准测量规范》要求的二等水准测量。本文叙述了GPS测量技术在恩吉利机场跑道修复工程中的应用实践和体会,阐述了在机场建设中采用GPS测量技术比常规测量方法更具有灵活、精确和经济等方面的优点。
The runway of Ngili International Airport is 4 700 m long and 60 m wide. The plan control network of the site is laid in accordance with the secondary network required by the measurement standard for midfield GPS network in GB50026-2007 “Project Measurement Specifications”. The elevation of the control points shall be in accordance with GB / T 12897 -2006 “national first-class, second-class standards of measurement” requirements of second-class measurement. This paper describes the application of GPS surveying technique in the runway rehabilitation project of Ngeli Li Airport and expounds the advantages of using GPS surveying technology in airport construction more flexible, accurate and economical than conventional surveying methods.