GPS技术在枣庄市城市控制测量中的应用

Application of GPS Technology in City Controlling Surveying Measurement in Zaozhuang city

摘要:

枣庄市城市控制测量项目采用现代大地测量的方法，利用D级GPS控制网作为测区首级控制网和精密水准点，选用20个点构成骨架网，按照GPS网的可靠性指标、精度指标、效率指标，进行优化设计；利用Trimble DINI12电子水准仪进行GPS四等水准联测，通过一定数量和分布均匀的GPS/水准点进行高程拟合。该项目了取得的成果精度，完全符合1∶500大比例尺测图的要求。

Abstract:

City controlling surveying measurement project in Zaozhuang city is carried out by using modern geodetic methods, using GPS network with D level as first controlling network, primary standards of precision and control network as GPS, and choosing 20 point